P87C552 Datasheet

  • P87C552

  • 80C51 8-bit microcontroller

  • 393.52KB

  • Philips

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Philips Semiconductors
Preliminary specification
80C51 8-bit microcontroller
8K/256 OTP, 8 channel 10 bit A/D, I
2
C, PWM,
capture/compare, high I/O, low voltage (2.7V鈥?.5V), low power
P87C552
ORDERING INFORMATION
OTP/EPROM
P87C552SBAA
TEMPERATURE
掳C
AND PACKAGE
0 to +70, Plastic Leaded Chip Carrier
FREQ.
(MHz)
16
DRAWING NUMBER
SOT188鈥?
PART NUMBER DERIVATION
DEVICE NUMBER (P87C552)
P87C552 OTP
FREQUENCY MAX (S)
S = 16 MHz
TEMPERATURE RANGE (B)
B = 0_C to 70_C
F = 鈥?0_C to 85_C
PACKAGE (AA)
AA = PLCC
BLOCK DIAGRAM
T0
3
T1
3
INT0
3
INT1
3
V
DD
V
SS
PWM0
PWM1
AV
SS
AV
REF
ADC0-7 SDA
SCL
1
1
鈥?+
AV
DD
STADC
5
XTAL1
XTAL2
EA
ALE
PSEN
3
3
RD
0
AD0-7
2
A8-15
PARALLEL I/O
PORTS AND
EXTERNAL BUS
SERIAL
UART
PORT
8-BIT
PORT
FOUR
16-BIT
CAPTURE
LATCHES
16
WR
T0, T1
TWO 16-BIT
TIMER/EVENT
COUNTERS
PROGRAM
MEMORY
8k x 8
OTP/ROM
DATA
MEMORY
512 x 8 RAM
DUAL
PWM
ADC
SERIAL
I
2
C PORT
CPU
80C51 CORE
EXCLUDING
ROM/RAM
8-BIT INTERNAL BUS
T2
16-BIT
TIMER/
EVENT
COUNTERS
16
T2
16-BIT
COMPARA-
TORS
WITH
REGISTERS
COMPARA-
TOR
OUTPUT
SELECTION
T3
WATCHDOG
TIMER
3
P0
P1
P2
P3
TxD
3
RxD
P5
P4
CT0I-CT3I
1
1
T2
RT2
1
4
CMSR0-CMSR5
CMT0, CMT1
RST
EW
0
1
2
ALTERNATE FUNCTION OF PORT 0
ALTERNATE FUNCTION OF PORT 1
ALTERNATE FUNCTION OF PORT 2
3
4
5
ALTERNATE FUNCTION OF PORT 3
ALTERNATE FUNCTION OF PORT 4
ALTERNATE FUNCTION OF PORT 5
SU01190
1999 Mar 30
3

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