SC87C51SFAA View Datasheet(PDF) - Philips Electronics

Part Name

Description

Manufacturer

SC87C51SFAA

80C51 8-bit microcontroller family 4K/128 OTP/ROM/ROMless low voltage (2.7V–5.5V), low power, high speed (33 MHz)

Philips Electronics 

Philips Semiconductors

80C51 8-bit microcontroller family

4K/128 OTP/ROM/ROMless, low voltage (2.7V–5.5V),

low power, high speed (33 MHz)

Product specification

80C51/87C51/80C31

BLOCK DIAGRAM

VCC

VSS

RAM ADDR

REGISTER

RAM

P0.0–P0.7

PORT 0

DRIVERS

PORT 0

LATCH

P2.0–P2.7

PORT 2

DRIVERS

PORT 2

LATCH

ROM/EPROM

B

REGISTER

ACC

TMP2

TMP1

STACK

POINTER

8

PROGRAM

ADDRESS

REGISTER

ALU

PSW

PSEN

ALE/PROG

EAVPP

RST

TIMING

AND

CONTROL

PD

OSCILLATOR

XTAL1

XTAL2

PORT 1

LATCH

PORT 1

DRIVERS

P1.0–P1.7

SFRs

TIMERS

BUFFER

PC

INCRE-

MENTER

8

16

PROGRAM

COUNTER

PORT 3

LATCH

DPTR’S

MULTIPLE

PORT 3

DRIVERS

P3.0–P3.7

SU00845

2000 Jan 20

4

Share Link: