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P89C51RC Datasheet(PDF) 3 Page - NXP Semiconductors

Part # P89C51RC
Description  80C51 Central Processing Unit
PDF  50 Pages
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Manufacturer  PHILIPS [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

P89C51RC Datasheet(HTML) 3 Page - NXP Semiconductors

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Philips Semiconductors
Product specification
P89C51RC+/P89C51RD+
80C51 8-bit Flash microcontroller family
32K/64K ISP FLASH with 512–1K RAM
1999 Oct 27
3
ORDERING INFORMATION
DEVICE NUMBER (P89C51RC+)
TEMPERATURE RANGE/OPERATING
FREQUENCY, MAX (I)
PACKAGE (A)
P89C51RC+ (FLASH)
I = 33 MHz, 0
_C to 70_C
A = PLCC
P89C51RD+ (FLASH)
J = 33 MHz, –40
_C to +85_C
B = PQFP
N = PDIP
BLOCK DIAGRAM
SU01065
PSEN
EAVPP
ALE
RST
XTAL1
XTAL2
VCC
VSS
PORT 0
DRIVERS
PORT 2
DRIVERS
RAM ADDR
REGISTER
RAM
PORT 0
LATCH
PORT 2
LATCH
FLASH
REGISTER
B
ACC
STACK
POINTER
TMP2
TMP1
ALU
TIMING
AND
CONTROL
PD
OSCILLATOR
PSW
PORT 1
LATCH
PORT 3
LATCH
PORT 1
DRIVERS
PORT 3
DRIVERS
PROGRAM
ADDRESS
REGISTER
BUFFER
PC
INCRE-
MENTER
PROGRAM
COUNTER
DPTR’S
MULTIPLE
P1.0–P1.7
P3.0–P3.7
P0.0–P0.7
P2.0–P2.7
SFRs
TIMERS
P.C.A.
8
8
16



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