P87C52SBBB NXP Semiconductors, P87C52SBBB Datasheet - Page 6

• Manufacturer Part Number: P87C52SBBB
• Description: MCU 8-Bit 87C 80C51 CISC 8KB EPROM 3.3V/5V 44-Pin PQFP
• Manufacturer: NXP Semiconductors

Specifications of P87C52SBBB

• Package: 44PQFP
• Device Core: 80C51
• Family Name: 87C
• Maximum Speed: 33 MHz
• Ram Size: 256 Byte
• Program Memory Size: 8 KB
• Operating Supply Voltage: 3.3|5 V
• Data Bus Width: 8 Bit
• Program Memory Type: EPROM
• Number Of Programmable I/os: 32
• Interface Type: UART
• Operating Temperature: 0 to 70 °C
• Number Of Timers: 3

Philips Semiconductors
LOGIC SYMBOL
PIN CONFIGURATIONS
2000 Aug 07
80C51 8-bit microcontroller family
4 K/8 K OTP/ROM low voltage (2.7 V–5.5 V),
low power, high speed (33 MHz), 128/256 B RAM
INT0
INT1
RxD
TxD
WR
RD
T0
T1
ALE/PROG
EA/V
T2EX/P1.1
INT0/P3.2
INT1/P3.3
PSEN
TxD/P3.1
RxD/P3.0
WR/P3.6
RD/P3.7
RST
T2/P1.0
T0/P3.4
T1/P3.5
XTAL1
XTAL2
XTAL2
XTAL1
PP
P1.2
P1.3
P1.4
P1.5
P1.6
P1.7
RST
V
SS
10
11
12
13
14
15
16
17
18
19
20
V
1
2
3
4
5
6
7
8
9
CC
PACKAGE
IN-LINE
V
DUAL
SS
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
T2
T2EX
ADDRESS AND
PP
ADDRESS BUS
DATA BUS
SU00830
6
PLASTIC LEADED CHIP CARRIER PIN FUNCTIONS
PLASTIC QUAD FLAT PACK
PIN FUNCTIONS
* NO INTERNAL CONNECTION
* NO INTERNAL CONNECTION
Pin
10
11
12
13
14
15
Pin
10
11
12
13
14
15
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
Function
NIC*
P1.0/T2
P1.1/T2EX
P1.2
P1.3
P1.4
P1.5
P1.6
P1.7
RST
P3.0/RxD
NIC*
P3.1/TxD
P3.2/INT0
P3.3/INT1
Function
P1.5
P1.6
P1.7
RST
P3.0/RxD
NIC*
P3.1/TxD
P3.2/INT0
P3.3/INT1
P3.4/T0
P3.5/T1
P3.6/WR
P3.7/RD
XTAL2
XTAL1
11
80C51/87C51/80C52/87C52
1
17
7
Pin
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
44
12
Pin
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
18
6
Function
P3.4/T0
P3.5/T1
P3.6/WR
P3.7/RD
XTAL2
XTAL1
V
NIC*
P2.0/A8
P2.1/A9
P2.2/A10
P2.3/A11
P2.4/A12
P2.5/A13
P2.6/A14
Function
V
NIC*
P2.0/A8
P2.1/A9
P2.2/A10
P2.3/A11
P2.4/A12
P2.5/A13
P2.6/A14
P2.7/A15
PSEN
ALE
NIC*
EA/V
P0.7/AD7
PQFP
SS
SS
LCC
1
PP
34
22
40
28
Pin
31
32
33
34
35
36
37
38
39
40
41
42
43
44
39
29
Pin
31
32
33
34
35
36
37
38
39
40
41
42
43
44
Product specification
33
23
Function
P0.6/AD6
P0.5/AD5
P0.4/AD4
P0.3/AD3
P0.2/AD2
P0.1/AD1
P0.0/AD0
V
NIC*
P1.0/T2
P1.1/T2EX
P1.2
P1.3
P1.4
Function
P2.7/A15
PSEN
ALE
NIC*
EA/V
P0.7/AD7
P0.6/AD6
P0.5/AD5
P0.4/AD4
P0.3/AD3
P0.2/AD2
P0.1/AD1
P0.0/AD0
V
CC
CC
SU01062
SU01064
PP