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P87C51FB-4A 参数 Datasheet PDF下载

P87C51FB-4A图片预览
型号: P87C51FB-4A
PDF下载: 下载PDF文件 查看货源
内容描述: 80C51的8位微控制器系列8K.64K / 256.1K OTP / ROM /无ROM ,低电压2.7V.5.5V ,低功耗,高速33兆赫 [80C51 8-bit microcontroller family 8K.64K/256.1K OTP/ROM/ROMless, low voltage 2.7V.5.5V, low power, high speed 33 MHz]
分类和应用: 微控制器和处理器外围集成电路PC可编程只读存储器时钟
文件页数/大小: 56 页 / 353 K
品牌: PHILIPS [ NXP SEMICONDUCTORS ]
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Philips Semiconductors
Product specification
80C51 8-bit microcontroller family
8K–64K/256–1K OTP/ROM/ROMless, low voltage (2.7V–5.5V),
low power, high speed (33 MHz)
8XC54/58
8XC51FA/FB/FC/80C51FA
8XC51RA+/RB+/RC+/RD+/80C51RA+
BLOCK DIAGRAM
P0.0–P0.7
P2.0–P2.7
PORT 0
DRIVERS
V
CC
V
SS
RAM ADDR
REGISTER
RAM
PORT 0
LATCH
PORT 2
DRIVERS
PORT 2
LATCH
ROM/EPROM
8
B
REGISTER
STACK
POINTER
ACC
TMP2
TMP1
PROGRAM
ADDRESS
REGISTER
ALU
SFRs
TIMERS
PSW
P.C.A. (FA & RA+ only)
8
BUFFER
PC
INCRE-
MENTER
16
PROGRAM
COUNTER
PSEN
ALE/PROG
EAV
PP
RST
PD
TIMING
AND
CONTROL
INSTRUCTION
REGISTER
DPTR’S
MULTIPLE
PORT 1
LATCH
PORT 3
LATCH
OSCILLATOR
PORT 1
DRIVERS
XTAL1
XTAL2
P1.0–P1.7
PORT 3
DRIVERS
P3.0–P3.7
SU00831B
2000 Aug 07
3