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87C54 Datasheet(PDF) 5 Page - NXP Semiconductors

Part No. 87C54
Description  CMOS single-chip 8-bit microcontrollers
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Maker  PHILIPS [NXP Semiconductors]
Homepage  http://www.nxp.com
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 5 page
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Philips Semiconductors
Preliminary specification
87C54/87C58
CMOS single-chip 8-bit microcontrollers
1996 Aug 16
3-219
CERAMIC AND PLASTIC LEADED CHIP CARRIER
PIN FUNCTIONS
LCC
61
40
7
17
39
29
18
28
Pin
Function
1
NC*
2
T2/P1.0
3
T2EX/P1.1
4
P1.2
5
P1.3
6
P1.4
7
P1.5
8
P1.6
9
P1.7
10
RST
11
RxD/P3.0
12
NC*
13
TxD/P3.1
14
INT0/P3.2
15
INT1/P3.3
Pin
Function
16
T0/P3.4
17
T1/P3.5
18
WR/P3.6
19
RD/P3.7
20
XTAL2
21
XTAL1
22
VSS
23
NC*
24
P2.0/A8
25
P2.1/A9
26
P2.2/A10
27
P2.3/A11
28
P2.4/A12
29
P2.5/A13
30
P2.6/A14
Pin
Function
31
P2.7/A15
32
PSEN
33
ALE/PROG
34
NC*
35
EA/VPP
36
P0.7/AD7
37
P0.6/AD6
38
P0.5/AD5
39
P0.4/AD4
40
P0.3/AD3
41
P0.2/AD2
42
P0.1/AD1
43
P0.0/AD0
44
VCC
SU00061
* DO NOT CONNECT
PLASTIC QUAD FLAT PACK
PIN FUNCTIONS
PQFP
44
34
1
11
33
23
12
22
Pin
Function
1
P1.5
2
P1.6
3
P1.7
4
RST
5
RxD/P3.0
6
NC*
7
TxD/P3.1
8
INT0/P3.2
9
INT1/P3.3
10
T0/P3.4
11
T1/P3.5
12
WR/P3.6
13
RD/P3.7
14
XTAL2
15
XTAL1
Pin
Function
16
VSS
17
NC*
18
P2.0/A8
19
P2.1/A9
20
P2.2/A10
21
P2.3/A11
22
P2.4/A12
23
P2.5/A13
24
P2.6/A14
25
P2.7/A15
26
PSEN
27
ALE/PROG
28
NC*
29
EA/VPP
30
P0.7/AD7
Pin
Function
31
P0.6/AD6
32
P0.5/AD5
33
P0.4/AD4
34
P0.3/AD3
35
P0.2/AD2
36
P0.1/AD1
37
P0.0/AD0
38
VCC
39
NC*
40
T2/P1.0
41
T2EX/P1.1
42
P1.2
43
P1.3
44
P1.4
SU00062
* DO NOT CONNECT




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