P89V51RD2FA NXP Semiconductors, P89V51RD2FA Datasheet - Page 3

• Manufacturer Part Number: P89V51RD2FA
• Description: MCU 8-Bit 89V 80C51 CISC 64KB Flash 5V 44-Pin PLCC Tube
• Manufacturer: NXP Semiconductors

Specifications of P89V51RD2FA

• Program Memory Size: 64 KB
• Package: 44PLCC
• Device Core: 80C51
• Family Name: 89V
• Maximum Speed: 40 MHz
• Operating Supply Voltage: 5 V
• Data Bus Width: 8 Bit
• Number Of Programmable I/os: 32
• Interface Type: SPI/UART
• Number Of Timers: 3
• Ram Size: 1 KB
• Program Memory Type: Flash
• Operating Temperature: -40 to 85 °C
• Controller Family/series: 80C51
• No. Of I/o's: 32
• Ram Memory Size: 1KB
• Cpu Speed: 40MHz
• No. Of Timers: 4
• No. Of Pwm Channels: 5
• Digital Ic Case Style: LCC
• Core Size: 8 Bit
• Embedded Interface Type: UART
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

NXP Semiconductors
4. Block diagram
P89V51RB2_RC2_RD2_5
Product data sheet
Fig 1. Block diagram
RESONATOR
CRYSTAL
OR
P3[7:0]
P2[7:0]
P1[7:0]
P0[7:0]
XTAL1
XTAL2
P89V51RB2/RC2/RD2
CODE FLASH
OSCILLATOR
16/32/64 kB
DATA RAM
PORT 3
PORT 2
PORT 1
PORT 0
1 kB
Rev. 05 — 12 November 2009
internal
HIGH PERFORMANCE
bus
80C51 CPU
P89V51RB2/RC2/RD2
8-bit microcontrollers with 80C51 core
WATCHDOG TIMER
PROGRAMMABLE
COUNTER ARRAY
TIMER 0
TIMER 1
TIMER 2
UART
PCA
SPI
002aac772
© NXP B.V. 2009. All rights reserved.
TXD
RXD
T0
T1
T2
T2EX
SPICLK
MOSI
MISO
SS
CEX[4:0]
3 of 80