P87C52X2BA NXP Semiconductors, P87C52X2BA Datasheet - Page 8

• Manufacturer Part Number: P87C52X2BA
• Description: MCU 8-Bit 87C 80C51 CISC 8KB EPROM 5V 44-Pin PLCC Tube
• Manufacturer: NXP Semiconductors

Specifications of P87C52X2BA

• Package: 44PLCC
• Device Core: 80C51
• Family Name: 87C
• Maximum Speed: 33 MHz
• Operating Supply Voltage: 5 V
• Data Bus Width: 8 Bit
• Number Of Programmable I/os: 32
• Interface Type: UART
• Number Of Timers: 3
• Ram Size: 256 Byte
• Program Memory Size: 8 KB
• Program Memory Type: EPROM
• Operating Temperature: 0 to 70 °C

1. INT0/P3.2 and T1/P3.5 are absent in the TSSOP38 package.
Philips Semiconductors
LOGIC SYMBOL
NOTE:
2003 Jan 24
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)
INT0
INT1
RxD
TxD
WR
T1
RD
T0
ALE/PROG
1
1
EA/V
PSEN
RST
XTAL1
XTAL2
PP
V
CC
V
SS
T2
T2EX
ADDRESS AND
ADDRESS BUS
DATA BUS
SU01724
8
PLASTIC DUAL IN-LINE PACKAGE
PIN CONFIGURATIONS
T2EX/P1.1
INT0/P3.2
INT1/P3.3
RxD/P3.0
TxD/P3.1
WR/P3.6
RD/P3.7
T2/P1.0
T0/P3.4
T1/P3.5
XTAL2
XTAL1
P1.2
P1.3
P1.4
P1.5
P1.6
P1.7
RST
V
SS
P80C3xX2; P80C5xX2;
10
11
12
13
14
15
16
17
18
19
20
1
2
3
4
5
6
7
8
9
PACKAGE
IN-LINE
DUAL
SU01063
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
V
P0.0/AD0
P0.1/AD1
P0.2/AD2
P0.3/AD3
P0.4/AD4
P0.5/AD5
P0.6/AD6
P0.7/AD7
EA/V
ALE
PSEN
P2.7/A15
P2.6/A14
P2.5/A13
P2.4/A12
P2.3/A11
P2.2/A10
P2.1/A9
P2.0/A8
CC
P87C5xX2
PP
Product data