IC MCU 8BIT 64KB FLASH 44TQFP Product overview: AT89LP51RD2-20AU 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, 64KB. Search-friendly keywords include microcontroller, MCU, embedded control, ARM Cortex, Flash memory, low-power, 8-bit, 8BIT, 64KB, Embedded Microcontroller MCU. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 685-AT89LP51RD2-20AU
8051 89LP Microcontroller IC 8-Bit 20MHz 64KB (64K x 8) FLASH 44-TQFP (10x10)
Manufacturer: Microchip Technology
Win Source Part Number: 1319161-AT89LP51RD2-
Category: Integrated Circuits (ICs)>Embedded>Micro
Packaging: Tray
Core Processor: 8051
Speed: 20MHz
Standard Package: 160
Mounting: Surface Mount
Core Size: 8-Bit
Connectivity: EBI/EMI, I2C, SPI, UART/USART
Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O: 40
Program Memory Size: 64KB (64K x 8)
Program Memory Type: FLASH
RAM Size: 2.25K x 8
Data Converters: A/D 7x10b
Oscillator Type: Internal
Supplier Device Package: 44-TQFP (10x10)
Temperature Range - Operating: -40°C ~ 85°C
Case / Package: 44-TQFP
ECCN: EAR99
Fake Threat In the Open Market: 67
MSL Level: 3 (168 Hours)
Voltage - Supply (Vcc/Vdd): 2.4V ~ 5.5V
REACH Status: REACH Unaffected
HTSUS: 8542.31.0001
Other Part Number: 1611-AT89LP51RD2-20A
Base Product Number: AT89LP51
RoHS Status: ROHS3 Compliant
8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V
IC MCU 8BIT 64KB FLASH 44TQFP
8051 89LP Microcontroller IC 8-Bit 20MHz 64KB (64K x 8) FLASH 44-TQFP (10x10)
| ERSAELECTRONICS PTE. LTD. | DigiKey | Win Source Electronics | VAST STOCK CO., LIMITED | Lingto Electronic Limited | Quarktwin Technology Ltd. | |
|---|---|---|---|---|---|---|
| Product Category | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) |
| Product Number | 685-AT89LP51RD2-20AU | AT89LP51RD2-20AU-ND | 1319161-AT89LP51RD2-20AU | AT89LP51RD2-20AU | AT89LP51RD2-20AU | AT89LP51RD2-20AU |
| Product Name | 8-bit 8BIT 64KB Embedded Microcontroller MCU | Microcontrollers | Integrated Circuits (ICs) - Embedded - Microcontrollers | 8-bit Microcontrollers - MCU | Embedded - Microcontrollers | Microcontrollers |
| Data Bus | 8 Bit | 8 Bit | 8 Bit | 8 Bit; 8-Bit | 8 Bit; 8-Bit | |
| Clock Speed | 20 MHz | 20 MHz | 20 MHz | 20 MHz | ||
| RAM | 2.25 KB | 2.25 KB | 64 KB | 2.25 KB | ||
| Supply Voltage | 2.4 to 5.5 volts | 2.4 to 5.5 volts | 2.4 to 5.5 volts | |||
| Serial Interface | SPI/UART | SPI; UART; USART |
