Nexperia B.V. Datasheets for Logic Counters

Logic counters are integrated circuits used for counting events in computers and other digital systems.
Logic Counters: Learn more

Product Name Notes
74HC(T)161 - Presettable synchronous 4-bit binary counter; asynchronous reset -- 74HC161DB,112
74HC(T)161 - Presettable synchronous 4-bit binary counter; asynchronous reset -- 74HC161DB,118
74HC(T)163 - Presettable synchronous 4-bit binary counter; synchronous reset -- 74HC163DB,112
74HC(T)163 - Presettable synchronous 4-bit binary counter; synchronous reset -- 74HC163DB,118
74HC(T)163 - Presettable synchronous 4-bit binary counter; synchronous reset -- 74HCT163DB,118
74HC(T)193 - Presettable synchronous 4-bit binary up, down counter -- 74HC193DB,112
74HC(T)193 - Presettable synchronous 4-bit binary up, down counter -- 74HC193DB,118
74HC(T)193 - Presettable synchronous 4-bit binary up, down counter -- 74HCT193DB,118
74HC(T)193-Q100 - Presettable synchronous 4-bit binary up/down counter -- 74HC193DB-Q100J
74HC(T)193-Q100 - Presettable synchronous 4-bit binary up/down counter -- 74HCT193DB-Q100J
74HC(T)390 - Dual decade ripple counter -- 74HC390DB,112
74HC(T)390 - Dual decade ripple counter -- 74HC390DB,118
74HC(T)390 - Dual decade ripple counter -- 74HCT390DB,112
74HC(T)390 - Dual decade ripple counter -- 74HCT390DB,118
74HC(T)393 - Dual 4-bit binary ripple counter -- 74HC393DB,112
74HC(T)393 - Dual 4-bit binary ripple counter -- 74HC393DB,118
74HC(T)393 - Dual 4-bit binary ripple counter -- 74HCT393DB,112
74HC(T)393 - Dual 4-bit binary ripple counter -- 74HCT393DB,118
74HC(T)4017 - Johnson decade counter with 10 decoded outputs -- 74HC4017DB,118
74HC(T)4040 - 12-stage binary ripple counter -- 74HC4040DB,112
74HC(T)4040 - 12-stage binary ripple counter -- 74HC4040DB,118
74HC(T)4040 - 12-stage binary ripple counter -- 74HCT4040DB,112
74HC(T)4040 - 12-stage binary ripple counter -- 74HCT4040DB,118
74HC(T)4040-Q100 - 12-stage binary ripple counter -- 74HC4040DB-Q100J
74HC(T)4040-Q100 - 12-stage binary ripple counter -- 74HCT4040DB-Q100J
74HC(T)4060 - 14-stage binary ripple counter with oscillator -- 74HC4060DB,112
74HC(T)4060 - 14-stage binary ripple counter with oscillator -- 74HC4060DB,118
74HC(T)4060 - 14-stage binary ripple counter with oscillator -- 74HCT4060DB,118
74HC(T)4060-Q100 - 14-stage binary ripple counter with oscillator -- 74HC4060DB-Q100J
74HC(T)4060-Q100 - 14-stage binary ripple counter with oscillator -- 74HCT4060DB-Q100J
74HC191 - Presettable synchronous 4-bit binary up/down counter -- 74HC191DB,112
74HC191 - Presettable synchronous 4-bit binary up/down counter -- 74HC191DB,118
74HC4020; 74HCT4020 - 14-stage binary ripple counter -- 74HC4020DB,112
74HC4020; 74HCT4020 - 14-stage binary ripple counter -- 74HC4020DB,118
74HC4020; 74HCT4020 - 14-stage binary ripple counter -- 74HCT4020DB,118
74LV393 - Dual 4-bit binary ripple counter -- 74LV393DB,112
74LV4060 - 14-stage binary ripple counter with oscillator -- 74LV4060DB,112
74LV4060 - 14-stage binary ripple counter with oscillator -- 74LV4060DB,118
74LVC161 - Presettable synchronous 4-bit binary counter; asynchronous reset -- 74LVC161DB,118
74LVC163 - Presettable synchronous 4-bit binary counter; synchronous reset -- 74LVC163DB,118
Product Status: Released for supply
Presettable synchronous BCD decade counter; asynchronous reset -- 74HC160D,652
Presettable synchronous BCD decade counter; asynchronous reset -- 74HC160D,653
The 74HC/HCT160 are high-speed Si-gate CMOS devices and are pin compatible with low power Schottky TTL (LSTTL). They are specified in compliance with JEDEC standard no. 7A. The 74HC/HCT160 are...
Presettable synchronous 4-bit binary counter; asynchronous reset -- 74HC161D,652
Presettable synchronous 4-bit binary counter; asynchronous reset -- 74HC161D,653
Presettable synchronous 4-bit binary counter; asynchronous reset -- 74HC161PW,112
Presettable synchronous 4-bit binary counter; asynchronous reset -- 74HC161PW,118
The 74HC161 is a synchronous presettable binary counter with an internal look-head carry. Synchronous operation is provided by having all flip-flops clocked simultaneously on the positive-going edge of the clock...
Presettable synchronous 4-bit binary counter; asynchronous reset -- 74HC161D-Q100J
Presettable synchronous 4-bit binary counter; asynchronous reset -- 74HC161PW-Q100J
The 74HC161-Q100 is a synchronous preset table binary counter with an internal look-head carry. Synchronous operation is provided by having all flip-flops clocked simultaneously on the positive-going edge of the...
Presettable synchronous 4-bit binary counter; synchronous reset -- 74HC163D-Q100J
Presettable synchronous 4-bit binary counter; synchronous reset -- 74HC163PW-Q100J
Presettable synchronous 4-bit binary counter; synchronous reset -- 74HCT163D-Q100J
Presettable synchronous 4-bit binary counter; synchronous reset -- 74HCT163PW-Q100J
The 74HC163-Q100; 74HCT163-Q100 is a synchronous presettable binary counter with an internal look-head carry. Synchronous operation is provided by having all flip-flops clocked simultaneously on the positive-going edge of the...
Presettable synchronous 4-bit binary counter; synchronous reset -- 74HC163D,652
Presettable synchronous 4-bit binary counter; synchronous reset -- 74HC163D,653
Presettable synchronous 4-bit binary counter; synchronous reset -- 74HC163PW,118
Presettable synchronous 4-bit binary counter; synchronous reset -- 74HCT163D,652
Presettable synchronous 4-bit binary counter; synchronous reset -- 74HCT163D,653
Presettable synchronous 4-bit binary counter; synchronous reset -- 74HCT163PW,118
The 74HC163; 74HCT163 is a synchronous presettable binary counter with an internal look-head carry. Synchronous operation is provided by having all flip-flops clocked simultaneously on the positive-going edge of the...
Presettable synchronous 4-bit binary up/down counter -- 74HC191D,652
Presettable synchronous 4-bit binary up/down counter -- 74HC191D,653
Presettable synchronous 4-bit binary up/down counter -- 74HC191PW,118
The 74HC191 is an asynchronously presettable 4-bit binary up/down counter. It contains four master/slave flip-flops with internal gating and steering logic to provide asynchronous preset and synchronous count-up and count-down...
Presettable synchronous 4-bit binary up/down counter -- 74HC193D-Q100J
Presettable synchronous 4-bit binary up/down counter -- 74HC193PW-Q100J
Presettable synchronous 4-bit binary up/down counter -- 74HCT193D-Q100J
Presettable synchronous 4-bit binary up/down counter -- 74HCT193PW-Q100J
The 74HC193-Q100; 74HCT193-Q100 is a 4-bit synchronous binary up/down counter. Separate up/down clocks, CPU and CPD respectively, simplify operation. The outputs change state synchronously with the LOW-to-HIGH transition of either...
Presettable synchronous 4-bit binary up, down counter -- 74HC193D,652
Presettable synchronous 4-bit binary up, down counter -- 74HC193D,653
Presettable synchronous 4-bit binary up, down counter -- 74HC193PW,112
Presettable synchronous 4-bit binary up, down counter -- 74HC193PW,118
Presettable synchronous 4-bit binary up, down counter -- 74HCT193D,652
Presettable synchronous 4-bit binary up, down counter -- 74HCT193D,653
Presettable synchronous 4-bit binary up, down counter -- 74HCT193PW,118
The 74HC193; 74HCT193 is a 4-bit synchronous binary up/down counter. Separate up/down clocks, CPU and CPD respectively, simplify operation. The outputs change state synchronously with the LOW-to-HIGH transition of either...
Dual decade ripple counter -- 74HC390D,652
Dual decade ripple counter -- 74HC390D,653
Dual decade ripple counter -- 74HC390PW,112
Dual decade ripple counter -- 74HC390PW,118
Dual decade ripple counter -- 74HCT390D,652
Dual decade ripple counter -- 74HCT390D,653
The 74HC390; 74HCT390 is a dual 4-bit decade ripple counter divided into four separately clocked sections. The counters have two divide-by-2 sections and two divide-by-5 sections. These sections share an...
Dual 4-bit binary ripple counter -- 74HC393BQ-Q100X
Dual 4-bit binary ripple counter -- 74HC393D-Q100J
Dual 4-bit binary ripple counter -- 74HC393PW-Q100J
Dual 4-bit binary ripple counter -- 74HCT393BQ-Q100X
Dual 4-bit binary ripple counter -- 74HCT393D-Q100J
Dual 4-bit binary ripple counter -- 74HCT393PW-Q100J
The 74HC393-Q100; 7474HCT393-Q100 is a dual 4-stage binary ripple counter. Each counter features a clock input (nCP), an overriding asynchronous master reset input (nMR) and 4 buffered parallel outputs (nQ0...
Dual 4-bit binary ripple counter -- 74HC393BQ,115
Dual 4-bit binary ripple counter -- 74HC393D,652
Dual 4-bit binary ripple counter -- 74HC393D,653
Dual 4-bit binary ripple counter -- 74HC393PW,112
Dual 4-bit binary ripple counter -- 74HC393PW,118
Dual 4-bit binary ripple counter -- 74HCT393BQ,115
Dual 4-bit binary ripple counter -- 74HCT393D,652
Dual 4-bit binary ripple counter -- 74HCT393D,653
Dual 4-bit binary ripple counter -- 74HCT393PW,112
Dual 4-bit binary ripple counter -- 74HCT393PW,118
The 74HC393; 74HCT393 is a dual 4-stage binary ripple counter. Each counter features a clock input (nCP), an overriding asynchronous master reset input (nMR) and 4 buffered parallel outputs (nQ0...
8-bit synchronous binary down counter -- 74HC40103D,652
8-bit synchronous binary down counter -- 74HC40103D,653
8-bit synchronous binary down counter -- 74HC40103PW,112
8-bit synchronous binary down counter -- 74HC40103PW,118
The 74HC40103 is an 8-bit synchronous down counter. It has control inputs for enabling or disabling the clock (CP), for clearing the counter to its maximum count and for presetting...
Johnson decade counter with 10 decoded outputs -- 74HC4017BQ-Q100X
Johnson decade counter with 10 decoded outputs -- 74HC4017D-Q100J
Johnson decade counter with 10 decoded outputs -- 74HC4017PW-Q100J
Johnson decade counter with 10 decoded outputs -- 74HCT4017BQ-Q100X
Johnson decade counter with 10 decoded outputs -- 74HCT4017D-Q100J
The 74HC4017-Q100; 74HCT4017-Q100 is a 5-stage Johnson decade counter with 10 decoded outputs (Q0 to Q9). It has an output from the most significant flip-flop (Q5-9), two clock inputs (CP0...
Johnson decade counter with 10 decoded outputs -- 74HC4017BQ,115
Johnson decade counter with 10 decoded outputs -- 74HC4017D,652
Johnson decade counter with 10 decoded outputs -- 74HC4017D,653
Johnson decade counter with 10 decoded outputs -- 74HC4017PW,112
Johnson decade counter with 10 decoded outputs -- 74HC4017PW,118
Johnson decade counter with 10 decoded outputs -- 74HCT4017BQ,115
Johnson decade counter with 10 decoded outputs -- 74HCT4017D,652
Johnson decade counter with 10 decoded outputs -- 74HCT4017D,653
The 74HC4017; 74HCT4017 is a 5‑stage Johnson decade counter with 10 decoded outputs (Q0 to Q9), an output from the most significant flip‑flop (Q5‑9), two clock inputs (CP0 and CP1)...
14-stage binary ripple counter -- 74HC4020BQ-Q100X
14-stage binary ripple counter -- 74HC4020D-Q100J
14-stage binary ripple counter -- 74HC4020PW-Q100J
14-stage binary ripple counter -- 74HCT4020BQ-Q100X
14-stage binary ripple counter -- 74HCT4020D-Q100J
14-stage binary ripple counter -- 74HCT4020PW-Q100J
The 74HC4020-Q100; 74HCT4020-Q100 are 14-stage binary ripple counters with a clock input (CP), an overriding asynchronous master reset input (MR) and 12 buffered parallel outputs (Q0, and Q3 to Q13).
7-stage binary ripple counter -- 74HC4024D,652
7-stage binary ripple counter -- 74HC4024D,653
The 74HC4024 is a 7-stage binary ripple counter with a clock input (CP), an overriding asynchronous master reset input (MR) and seven fully buffered parallel outputs (Q0 to Q6). The...
7-stage binary ripple counter -- 74HC4024D-Q100J The 74HC4024-Q100 is a 7‑stage binary ripple counter with a clock input (CP), an overriding asynchronous master reset input (MR) and seven fully buffered parallel outputs (Q0 to Q6). The...
12-stage binary ripple counter -- 74HC4040BQ-Q100X
12-stage binary ripple counter -- 74HC4040D-Q100J
12-stage binary ripple counter -- 74HC4040PW-Q100J
12-stage binary ripple counter -- 74HCT4040BQ-Q100X
12-stage binary ripple counter -- 74HCT4040D-Q100J
12-stage binary ripple counter -- 74HCT4040PW-Q100J
The 74HC4040-Q100; 74HCT4040-Q100 is a 12-stage binary ripple counter with a clock input (CP), an overriding asynchronous master reset input (MR) and twelve parallel outputs (Q0 to Q11). The counter...
12-stage binary ripple counter -- 74HC4040BQX
12-stage binary ripple counter -- 74HC4040D,652
12-stage binary ripple counter -- 74HC4040D,653
12-stage binary ripple counter -- 74HC4040PW,112
12-stage binary ripple counter -- 74HC4040PW,118
12-stage binary ripple counter -- 74HCT4040BQX
12-stage binary ripple counter -- 74HCT4040D,652
12-stage binary ripple counter -- 74HCT4040D,653
12-stage binary ripple counter -- 74HCT4040PW,112
12-stage binary ripple counter -- 74HCT4040PW,118
The 74HC4040; 74HCT4040 is a 12-stage binary ripple counter with a clock input (CP), an overriding asynchronous master reset input (MR) and twelve parallel outputs (Q0 to Q11). The counter...
14-stage binary ripple counter with oscillator -- 74HC4060BQ-Q100,11
14-stage binary ripple counter with oscillator -- 74HC4060D-Q100,118
14-stage binary ripple counter with oscillator -- 74HC4060PW-Q100,11
14-stage binary ripple counter with oscillator -- 74HCT4060BQ-Q100,1
14-stage binary ripple counter with oscillator -- 74HCT4060D-Q100,11
The 74HC4060-Q100; 74HCT4060-Q100 are high-speed Si-gate CMOS devices that comply with JEDEC standard no. 7A. They are pin compatible with Low-power Schottky TTL (LSTTL). The 74HC4060-Q100; 74HCT4060-Q100 are 14-stage ripple-carry...
14-stage binary ripple counter with oscillator -- 74HC4060BQ,115
14-stage binary ripple counter with oscillator -- 74HC4060D,652
14-stage binary ripple counter with oscillator -- 74HC4060D,653
14-stage binary ripple counter with oscillator -- 74HC4060PW,112
14-stage binary ripple counter with oscillator -- 74HC4060PW,118
14-stage binary ripple counter with oscillator -- 74HCT4060BQ,115
14-stage binary ripple counter with oscillator -- 74HCT4060D,652
14-stage binary ripple counter with oscillator -- 74HCT4060D,653
The 74HC4060; 74HCT4060 is a 14-stage ripple-carry counter/divider and oscillator with three oscillator terminals (RS, RTC and CTC), ten buffered parallel outputs (Q3 to Q9 and Q11 to Q13) and...
Dual 4-bit synchronous binary counter -- 74HC4520D-Q100J
Dual 4-bit synchronous binary counter -- 74HCT4520D-Q100J
The 74HC4520-Q100; 74HCT4520-Q100 are dual 4-bit internally synchronous binary counters with two clock inputs (nCP0 and nCP1). They have buffered outputs from all 4 bit positions (nQ0 to nQ3), and an asynchronous...
Dual 4-bit synchronous binary counter -- 74HC4520D,112
Dual 4-bit synchronous binary counter -- 74HC4520D,118
Dual 4-bit synchronous binary counter -- 74HC4520PW,112
Dual 4-bit synchronous binary counter -- 74HC4520PW,118
Dual 4-bit synchronous binary counter -- 74HCT4520D,112
Dual 4-bit synchronous binary counter -- 74HCT4520D,118
The 74HC4520; 74HCT4520 are dual 4-bit internally synchronous binary counters with two clock inputs (nCP0 and nCP1). They have buffered outputs from all 4 bit positions (nQ0 to nQ3) and...
8-bit binary counter with output register; 3-state -- 74HC590BQ,115
8-bit binary counter with output register; 3-state -- 74HC590D,112
8-bit binary counter with output register; 3-state -- 74HC590D,118
8-bit binary counter with output register; 3-state -- 74HC590PW,112
8-bit binary counter with output register; 3-state -- 74HC590PW,118
The 74HC590 is an 8-bit binary counter with a storage register and 3-state outputs. The storage register has parallel (Q0 to Q7) outputs. The binary counter features master reset counter...
Programmable ripple counter with oscillator; 3-state -- 74HC6323AD,112
Programmable ripple counter with oscillator; 3-state -- 74HC6323AD,118
Programmable ripple counter with oscillator; 3-state -- 74HCT6323AD,112
Programmable ripple counter with oscillator; 3-state -- 74HCT6323AD,118
The 74HC6323A; 74HCT6323A is an oscillator designed for quartz crystal combined with a programmable 3-state counter, a 3-state output buffer and an overriding asynchronous master reset (MR). With the two...
14-stage binary ripple counter -- 74HC4020BQ,115
14-stage binary ripple counter -- 74HC4020D,652
14-stage binary ripple counter -- 74HC4020D,653
14-stage binary ripple counter -- 74HC4020PW,112
14-stage binary ripple counter -- 74HC4020PW,118
14-stage binary ripple counter -- 74HCT4020BQ,115
14-stage binary ripple counter -- 74HCT4020D,652
14-stage binary ripple counter -- 74HCT4020D,653
14-stage binary ripple counter -- 74HCT4020PW,112
14-stage binary ripple counter -- 74HCT4020PW,118
The 74HT4020; 74HCT4020 is a 14-stage binary ripple counter with a clock input (CP), an overriding asynchronous master reset input (MR) and 12 buffered parallel outputs (Q0, and Q3 to...
Dual 4-bit binary ripple counter -- 74LV393D,112
Dual 4-bit binary ripple counter -- 74LV393D,118
Dual 4-bit binary ripple counter -- 74LV393PW,112
Dual 4-bit binary ripple counter -- 74LV393PW,118
The 74LV393 is a low–voltage Si-gate CMOS device and is pin and function compatible with 74HC393 and 74HCT393. The 74LV393 is a dual 4-stage binary ripple counter. Each counter features...
Dual 4-bit binary ripple counter -- 74LV393D-Q100J
Dual 4-bit binary ripple counter -- 74LV393PW-Q100J
The 74LV393-Q100 is a low–voltage Si-gate CMOS device and is pin and function compatible with 74HC393-Q100 and 74HCT393-Q100. The 74LV393-Q100 is a dual 4-stage binary ripple counter. Each counter features...
14-stage binary ripple counter with oscillator -- 74LV4060D,112
14-stage binary ripple counter with oscillator -- 74LV4060D,118
14-stage binary ripple counter with oscillator -- 74LV4060PW,112
14-stage binary ripple counter with oscillator -- 74LV4060PW,118
The 74LV4060 is a low-voltage Si-gate CMOS device and is pin and function compatible with the 74HC4060; 74HCT4060. The 74LV4060 is a 14-stage ripple-carry counter/divider and oscillator with three oscillator...
14-stage binary ripple counter with oscillator -- 74LV4060D-Q100J
14-stage binary ripple counter with oscillator -- 74LV4060PW-Q100J
The 74LV4060-Q100 is a low-voltage Si-gate CMOS device and is pin and function compatible with the 74HC4060-Q100; 74HCT4060-Q100. The 74LV4060-Q100 is a 14-stage ripple-carry counter/divider and oscillator with three oscillator...
Presettable synchronous 4-bit binary counter; asynchronous reset -- 74LVC161BQ,115
Presettable synchronous 4-bit binary counter; asynchronous reset -- 74LVC161D,112
Presettable synchronous 4-bit binary counter; asynchronous reset -- 74LVC161D,118
Presettable synchronous 4-bit binary counter; asynchronous reset -- 74LVC161PW,112
Presettable synchronous 4-bit binary counter; asynchronous reset -- 74LVC161PW,118
The 74LVC161 is a synchronous presettable binary counter which features an internal look-ahead carry and can be used for high-speed counting. Synchronous operation is provided by having all flip-flops clocked...
Presettable synchronous 4-bit binary counter; synchronous reset -- 74LVC163BQ,115
Presettable synchronous 4-bit binary counter; synchronous reset -- 74LVC163D,112
Presettable synchronous 4-bit binary counter; synchronous reset -- 74LVC163D,118
Presettable synchronous 4-bit binary counter; synchronous reset -- 74LVC163PW,112
Presettable synchronous 4-bit binary counter; synchronous reset -- 74LVC163PW,118
The 74LVC163 is a synchronous presettable binary counter which features an internal look-ahead carry and can be used for high-speed counting. Synchronous operation is provided by having all flip-flops clocked...
5-stage Johnson decade counter -- HEF4017BT,652
5-stage Johnson decade counter -- HEF4017BT,653
The HEF4017B is a 5-stage Johnson decade counter with ten spike-free decoded active HIGH outputs (Q0 to Q9), an active LOW carry output from the most significant flip-flop (Q5-9), active...
5-stage Johnson decade counter -- HEF4017BT-Q100J The HEF4017B-Q100 is a 5-stage Johnson decade counter with ten spike-free decoded active HIGH outputs (Q0 to Q9), an active LOW carry output from the most significant flip-flop (Q5-9), active...
14-stage binary counter -- HEF4020BT,652
14-stage binary counter -- HEF4020BT,653
The HEF4020B is a 14-stage binary counter with a clock input (CP), an overriding asynchronous master reset input (MR) and twelve fully buffered outputs (Q0, and Q3 to Q13). The...
14-stage binary counter -- HEF4020BT-Q100J The HEF4020B-Q100 is a 14-stage binary counter with a clock input (CP), an overriding asynchronous master reset input (MR) and twelve fully buffered outputs (Q0, and Q3 to Q13). The counter advances...
12-stage binary ripple counter -- HEF4040BT,652
12-stage binary ripple counter -- HEF4040BT,653
The HEF4040B is a 12-stage binary ripple counter with a clock input (CP), an overriding asynchronous master reset input (MR) and twelve fully buffered outputs (Q0 to Q11). The counter...
12-stage binary ripple counter -- HEF4040BT-Q100J The HEF4040B-Q100 is a 12-stage binary ripple counter with a clock input (CP), an overriding asynchronous master reset input (MR) and twelve fully buffered outputs (Q0 to Q11). The counter...
14-stage ripple-carry binary counter/divider and oscillator -- HEF4060BT,652
14-stage ripple-carry binary counter/divider and oscillator -- HEF4060BT,653
14-stage ripple-carry binary counter/divider and oscillator -- HEF4060BTTJ
The HEF4060B is a 14-stage ripple-carry binary counter/divider and oscillator with three oscillator terminals (RS, REXT and CEXT), ten buffered outputs (Q3 to Q9 and Q11 to Q13) and an...
14-stage ripple-carry binary counter/divider and oscillator -- HEF4060BT-Q100J The HEF4060B-Q100 is a 14-stage ripple-carry binary counter/divider and oscillator. It has three oscillator terminals (RS, REXT and CEXT) and ten buffered outputs (Q3 to Q9 and Q11 to Q13).
Dual BCD counter -- HEF4518BT,652
Dual BCD counter -- HEF4518BT,653
The HEF4518B is a dual 4-bit internally synchronous BCD counter. The counter has an active HIGH clock input (nCP0) and an active LOW clock input (nCP1), buffered outputs from all...
Dual binary counter -- HEF4520BT,652
Dual binary counter -- HEF4520BT,653
The HEF4520B is a dual 4-bit internally synchronous binary counter. The counter has an active HIGH clock input (nCP0) and an active LOW clock input (nCP1), buffered outputs from all...
Dual binary counter -- HEF4520BT-Q100J The HEF4520B-Q100 is a dual 4-bit internally synchronous binary counter. The counter has an active HIGH clock input (nCP0) and an active LOW clock input (nCP1), buffered outputs from all...