The ISL12023IVZ is a low power real-time clock (RTC) from Quarktwin Technology Ltd. designed for various applications including utility meters, POS equipment, medical devices, and security systems. It features an embedded temperature sensor for oscillator compensation, a clock/calendar function with registers for hours, minutes, seconds, and date information accurate through 2099, including automatic leap year correction. The device supports automatic Daylight Saving Time adjustments and includes a battery-backed SRAM of 128 bytes. The ISL12023IVZ operates with a supply voltage range of 2.7V to 5.5V and can function in temperatures from -40¬8C to +85¬8C. It utilizes an external 32.768kHz crystal oscillator and provides a time stamp function for power switchover events. The device also includes user-selectable power fail and battery monitors, a low voltage reset feature, and a single alarm that can be configured for various time settings. The I2C interface supports a clock frequency of up to 400kHz, and the device is packaged in a 14-lead TSSOP format. This product is not recommended for new designs, and there is no recommended replacement available.
IC RTC CLK/CALENDAR I2C 14TSSOP Product overview: ISL12023IVZ from Renesas Electronics Corporation is a Clock and Timing IC for clock generation, timing distribution, synchronization, RF systems, communication hardware, and digital boards. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include key electrical ratings, package details, and application requirements. Search-friendly keywords include clock generator, oscillator, timing, synchronization, Clock and Timing IC, Real Time Clocks ICs. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 690-ISL12023IVZ can be used for catalog matching and distributor lookup.
Real Time Clock
"Real Time Clock (RTC) IC Clock/Calendar 128B I²C, 2-Wire Serial 14-TSSOP (0.173"", 4.40mm Width)"
Real Time Clock (RTC) IC Clock/Calendar 128B I²C, 2-Wire Serial 14-TSSOP (0.173", 4.40mm Width)
Real Time Clock (RTC) IC Clock/Calendar 128B I²C, 2-Wire Serial 14-TSSOP (0.173", 4.40mm Width)
IC RTC CLK/CALENDAR I2C 14TSSOP
IC RTC CLK/CALENDAR I2C 14-TSSOP
| ERSAELECTRONICS PTE. LTD. | Rochester Electronics | DigiKey | Quarktwin Technology Ltd. | Shenzhen Shengyu Electronics Technology Limited | Lingto Electronic Limited | |
|---|---|---|---|---|---|---|
| Product Category | IC Timers | IC Clocks | IC Clocks | IC Clocks | IC Clocks | IC Clocks |
| Product Number | 690-ISL12023IVZ | ISL12023IVZ | ISL12023IVZ-ND | ISL12023IVZ | ISL12023IVZ | ISL12023IVZ |
| Product Name | Clock and Timing IC | Real Time Clocks | Real Time Clocks | Integrated Circuits (ICs) - Clock-Timing - Real Time Clocks | Clock/Timing - Real Time Clocks | |
| Package Type | Tube | SOP; SSOP | Surface Mount; TSSOP; "14-TSSOP (0.173"", 4.40mm Width)" | Surface Mount; SSOP; 14-TSSOP (0.173\", 4.40mm Width) | Surface Mount; Surface Mount | |
| Supply Voltage | 2.7 to 5.5 volts | 2.7 to 5.5 volts | 2.7 to 5.5 volts | |||
| Operating Temperature | -40 C (-40 F) | -40 to 85 C (-40 to 185 F) | -40 to 85 C (-40 to 185 F) | -40 to 85 C (-40 to 185 F) |
