Microchip Technology, Inc. Microcontrollers AT89LS51-16AC

8051 89LS Microcontroller IC 8-Bit 16MHz 4KB (4K x 8) FLASH 44-TQFP (10x10)

Manufacturer: Microchip Technology
Win Source Part Number: 862196-AT89LS51-16AC
Series: 89LS
Operating Temperature Range: 0°C ~ 70°C (TA)
Features: 8051 series Microcontroller IC 8-Bit 16MHz 4KB (4K x 8) FLASH 44-TQFP (10x10)
Core Processor: 8051
Speed: 16MHz
Package: 44-TQFP
Package: Tray
Mounting: Surface Mount
Core Size: 8-Bit
Connectivity: UART/USART
Peripherals: WDT
Number of I/O: 32
Program Memory Size: 4KB (4K x 8)
Program Memory Type: FLASH
Oscillator Type: Internal
Supply Voltage: 2.7V ~ 4V
Part Status: Obsolete
Family Name: AT89LS51
Categories: Integrated Circuits (ICs)
Case / Package: 44-TQFP (10x10)
ECCN: EAR99
Popularity: Medium
Fake Threat In the Open Market: 72 pct.
Supply and Demand Status: Limited
Quantity per package: 160
MSL Level: 3 (168 Hours)
REACH Status: REACH Unaffected
HTSUS: 8542.31.0001

IC MCU 8BIT 4KB FLASH 44TQFP Product overview: AT89LS51-16AC from Microchip Technology is an Embedded Microcontroller MCU for industrial control, IoT devices, embedded automation, motor control, metering, and low-power board designs. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 8-bit, 8BIT, 4KB. Search-friendly keywords include microcontroller, MCU, embedded control, ARM Cortex, Flash memory, low-power, 8-bit, 8BIT, 4KB, Embedded Microcontroller MCU. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 685-AT89LS51-16AC can be used for catalog matching and distributor lookup.