Datasheet > 87C34X2

87C34X2

更新时间： 2022-11-25 18:17:46

品牌	Logo	应用领域
恩智浦 - NXP		/
页数	文件大小	规格书
62页	400K
描述
80C51 8-bit microcontroller family 4K/8K/16K/32K ROM/OTP 128B/256B RAM low voltage 2.7 to 5.5 V, low power, high speed 30/33 MHz

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87C34X2 数据手册

Philips Semiconductors

Product data

80C51 8-bit microcontroller family

4K/8K/16K/32K ROM/OTP, low voltage (2.7 to 5.5 V),

low power, high speed (30/33 MHz)

P80C3xX2; P80C5xX2;

P87C5xX2

BLOCK DIAGRAM 2 (CPU-ORIENTED)

P0.0–P0.7

P2.0–P2.7

PORT 0

DRIVERS

PORT 2

DRIVERS

RAM ADDR

PORT 0

LATCH

PORT 2

LATCH

ROM/EPROM

RAM

STACK

POINTER

ACC

PROGRAM

ADDRESS

TMP1

TMP2

BUFFER

ALU

SFRs

INCRE-

MENTER

TIMERS

PSW

PROGRAM

COUNTER

PSEN

ALE/PROG

DPTR’S

MULTIPLE

TIMING

AND

CONTROL

EA / V

RST

PORT 1

LATCH

PORT 3

LATCH

OSCILLATOR

PORT 1

DRIVERS

PORT 3

DRIVERS

XTAL1

XTAL2

P1.0–P1.7

P3.0–P3.7

su01723

NOTE:

1. P3.2 and P3.5 absent in the TSSOP38 package.

2003 Jan 24

1...4 5 678 9 10...62

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