Product Summary

The P89V51RD2FA is an 80C51 microcontroller with 64 kB Flash and 1024 bytes of data RAM. A key feature of the P89V51RD2FA is its X2 mode option.

Parametrics

Absolute maximum ratings: (1)operating bias ambient temperature: -55 to +125 ℃; (2)Tstg storage temperature range: -65 to +150 ℃; (3)VEA voltage on EA pin to VSS: -0.5 to 14 V; (4)Vn DC voltage on any pin to ground potential: -0.5 to VDD + 0.5 V; (5)Vit transient voltage (<20 ns) on any other pin to VSS: -1.0 to VDD + 1.0 V; (6)IOL(I/O) maximum IOL per I/O pins P1.5, P1.6, P1.7: 20 mA; (7)IOL(I/O) maximum IOL per I/O for all other pins: 15 mA; (8)Ptot(pack) total power dissipation per package Tamb = 25 ℃: 1.5 W.

Features

Features: (1)80C51 Central Processing Unit; (2)5 V Operating voltage from 0 to 40 MHz; (3)64 kB of on-chip Flash program memory with ISP (In-System Programming) and IAP (In-Application Programming); (4)Supports 12-clock (default) or 6-clock mode selection via software or ISP; (5)SPI (Serial Peripheral Interface) and enhanced UART; (6)PCA (Programmable Counter Array) with PWM and Capture/Compare functions; (7)Four 8-bit I/O ports with three high-current Port 1 pins (16 mA each); (8)Three 16-bit timers/counters; (9)Programmable Watchdog timer (WDT); (10)Eight interrupt sources with four priority levels; (11)Second DPTR register; (12)Low EMI mode (ALE inhibit); (13)TTL- and CMOS-compatible logic levels.

Diagrams

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
P89V51RD2FA,512
P89V51RD2FA,512

NXP Semiconductors

8-bit Microcontrollers (MCU) 80C51 64K FL / 1K RM

Data Sheet

0-1: $4.40
1-25: $4.01
25-100: $3.62
100-250: $3.32
Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
P89V51RB2
P89V51RB2

Other


Data Sheet

Negotiable 
P89V51RB2BBC
P89V51RB2BBC

NXP Semiconductors

8-bit Microcontrollers (MCU) 16K/512 FL 12 CLK ISP/IAP COMM

Data Sheet

Negotiable 
P89V51RB2BBC,557
P89V51RB2BBC,557

NXP Semiconductors

8-bit Microcontrollers (MCU) 16K/512 FL 12 CLK

Data Sheet

Negotiable 
P89V51RB2FA,529
P89V51RB2FA,529

NXP Semiconductors

8-bit Microcontrollers (MCU) 80C51 16K FL / 512 R

Data Sheet

Negotiable 
P89V51RB2FN,112
P89V51RB2FN,112

NXP Semiconductors

8-bit Microcontrollers (MCU) 80C51 16K FL / 512 R

Data Sheet

Negotiable 
P89V51RC2
P89V51RC2

Other


Data Sheet

Negotiable