PCF80C31-3A PHILIPS [NXP Semiconductors], PCF80C31-3A Datasheet - Page 3

• Manufacturer Part Number: PCF80C31-3A
• Description: CMOS single-chip 8-bit microcontrollers
• Manufacturer: PHILIPS [NXP Semiconductors]

Philips Semiconductors
CERAMIC AND PLASTIC LEADED CHIP CARRIER
PIN FUNCTIONS
LOGIC SYMBOL
1996 Aug 16
CMOS single-chip 8-bit microcontrollers
* DO NOT CONNECT
Pin
10
12
13
14
15
11
1
2
3
4
5
6
7
8
9
INT0
INT1
RxD
TxD
WR
Function
NC*
P1.0
P1.1
P1.2
P1.3
P1.4
P1.5
P1.6
P1.7
RST
P3.0/RxD
NC*
P3.1/TxD
P3.2/INT0
P3.3/INT1
RD
T0
T1
ALE/PROG
EA/V
PSEN
RST
17
XTAL1
XTAL2
PP
7
V
18
CC
6
Pin
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
V
LCC
Function
P3.4/T0
P3.5/T1
P3.6/WR
P3.7/RD
XTAL2
XTAL1
V
NC*
P2.0/A8
P2.1/A9
P2.2/A10
P2.3/A11
P2.4/A12
P2.5/A13
P2.6/A14
SS
1
SS
40
28
39
29
Pin
31
32
33
34
35
36
37
38
39
40
41
42
43
44
ADDRESS AND
ADDRESS BUS
DATA BUS
Function
P2.7/A15
PSEN
ALE/PROG
NC*
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
PP
SU00002
SU00004
3
PLASTIC QUAD FLAT PACK
PIN FUNCTIONS
* DO NOT CONNECT
Pin
10
12
13
14
15
11
1
2
3
4
5
6
7
8
9
Function
P1.5
P1.6
P1.7
RST
P3.0/RxD
NC*
P3.1/TxD
P3.2/INT0
P3.3/INT1
P3.4/T0
P3.5/T1
P3.6/WR
P3.7/RD
XTAL2
XTAL1
11
1
44
12
Pin
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
80C31/80C51/87C51
PQFP
Function
V
NC*
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/PROG
NC*
EA/V
P0.7/AD7
SS
PP
34
22
Pin
Product specification
31
32
33
34
35
36
37
38
39
40
41
42
43
44
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
NC*
P1.0
P1.1
P1.2
P.13
P1.4
CC
SU00003