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Description

General part information

AT89LP51RD2 Series

Single-cycle microcontroller with 64KB ISP flash and 12-clock compatibility mode. It includes 2304 bytes RAM, 2KB ROM with UART-base Bootloader, PWM, UART, TWI, SPI, PCA, up to 42 I/Os, 10-bit A/D, dual Analog Comparators, an internal 8MHz RC oscillator, and on-chip debug. The TWI and On-Chip Debug features are not available on 40-pin PDIP package.

Technical Specifications

Parameters and characteristics for this part

SpecificationAT89LP51RD2-20PU
A/D Channels7 count
A/D Resolution (bits)10 bit
ConnectivityEMI, UART, I2C, USART, EBI, SPI
Core Processor8051
Core Size (Bit Width)8 Bit
Mounting TypeThrough Hole
Number of I/O37
Operating Temperature (Max)85 °C
Operating Temperature (Min)-40 °C
Oscillator TypeInternal
Package Length0.6 in
Package Name40-PDIP, 40-DIP
Package Width15.24 mm
PeripheralsWDT, PWM, Brown-out Detect, POR, Reset
Program Memory Depth64 K
Program Memory Size64 KB
Program Memory TypeFLASH
Program Memory Width8 bit
RAM Size Depth2.25 K
RAM Size Width8 bit
Speed20 MHz
Voltage - Supply (Vcc/Vdd) Maximum5.5 V
Voltage - Supply (Vcc/Vdd) Minimum2.4 V

Pricing

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CAD

3D models and CAD resources for this part