P80C552IBA NXP Semiconductors, P80C552IBA Datasheet - Page 5

• Manufacturer Part Number: P80C552IBA
• Description: MCU 8-Bit 80C 80C51 CISC ROMLess 5V 68-Pin PLCC Tube
• Manufacturer: NXP Semiconductors

Specifications of P80C552IBA

• Package: 68PLCC
• Device Core: 80C51
• Family Name: 80C
• Maximum Speed: 24 MHz
• Ram Size: 256 Byte
• Operating Supply Voltage: 5 V
• Data Bus Width: 8 Bit
• Program Memory Type: ROMLess
• Number Of Programmable I/os: 40
• Interface Type: I2C/UART
• On-chip Adc: 8-chx10-bit
• Operating Temperature: 0 to 70 °C
• Number Of Timers: 3

Philips Semiconductors
BLOCK DIAGRAM
2002 Sep 03
3
3
0
2
Single-chip 8-bit microcontroller with 10-bit A/D,
capture/compare timer, high-speed outputs, PWM
XTAL1
XTAL2
EA
ALE
PSEN
0
1
2
WR
RD
A8-15
AD0-7
ALTERNATE FUNCTION OF PORT 0
ALTERNATE FUNCTION OF PORT 1
ALTERNATE FUNCTION OF PORT 2
P0
TIMER/EVENT
T0
TWO 16-BIT
COUNTERS
EXTERNAL BUS
PARALLEL I/O
T0, T1
PORTS AND
P1
3
T1
P2
80C51 CORE
EXCLUDING
ROM/RAM
3
P3
INT0
TxD
SERIAL
UART
PORT
CPU
3
4
5
3
3
INT1
RxD
ALTERNATE FUNCTION OF PORT 3
ALTERNATE FUNCTION OF PORT 4
ALTERNATE FUNCTION OF PORT 5
3
3
P5
PORT
8-BIT
8k x 8 ROM
PROGRAM
MEMORY
V
P4
DD
16
8-BIT INTERNAL BUS
CAPTURE
CT0I-CT3I
LATCHES
16-BIT
FOUR
5
1
V
SS
256 x 8 RAM
MEMORY
DATA
1
COUNTERS
T2
TIMER/
EVENT
16-BIT
T2
RT2
1
16
PWM0 PWM1 AV
REGISTERS
COMPARA-
DUAL
PWM
16-BIT
TORS
wITH
T2
SS
AV
CMSR0-CMSR5
SELECTION
80C552/83C552
COMPARA-
CMT0, CMT1
DD
OUTPUT
AV
TOR
– +
ADC
REF
STADC
4
ADC0-7 SDA
WATCHDOG
RST
TIMER
5
T3
SU01692
I
2
SERIAL
Product data
C PORT
EW
1
SCL
1