P89LV51RD2BBC NXP Semiconductors, P89LV51RD2BBC Datasheet - Page 3

• Manufacturer Part Number: P89LV51RD2BBC
• Description: MCU 8-Bit 89LV 80C51 CISC 64KB Flash 3.3V 44-Pin TQFP Tray
• Manufacturer: NXP Semiconductors

Specifications of P89LV51RD2BBC

• Package: 44TQFP
• Device Core: 80C51
• Family Name: 89LV
• Maximum Speed: 40 MHz
• Ram Size: 1 KB
• Program Memory Size: 64 KB
• Operating Supply Voltage: 3.3 V
• Data Bus Width: 8 Bit
• Program Memory Type: Flash
• Number Of Programmable I/os: 32
• Interface Type: SPI/UART
• Operating Temperature: 0 to 70 °C
• Number Of Timers: 3

NXP Semiconductors
4. Block diagram
P89LV51RB2_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
P89LV51RB2/RC2/RD2
CODE FLASH
OSCILLATOR
16/32/64 kB
DATA RAM
PORT 3
PORT 2
PORT 1
PORT 0
1 kB
Rev. 05 — 15 December 2009
internal
HIGH PERFORMANCE
bus
80C51 CPU
P89LV51RB2/RC2/RD2
8-bit microcontrollers with 80C51 core
WATCHDOG TIMER
PROGRAMMABLE
COUNTER ARRAY
TIMER 0
TIMER 1
TIMER 2
UART
PCA
SPI
002aaa506
© NXP B.V. 2009. All rights reserved.
TXD
RXD
T0
T1
T2
T2EX
SPICLK
MOSI
MISO
SS
CEX[4:0]
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