Philips Semiconductors
Product specification
Single-chip 8-bit microcontroller
80C552/83C552
Plastic Quad Flat Pack
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65
P4.1/CMSR1
P4.2/CMSR2
NC*
1
2
3
4
5
6
7
8
9
64 P5.7/ADC7
63 AV
DD
62 NC*
P4.3/CMSR3
P4.4/CMSR4
P4.5/CMSR5
P4.6/CMT0
P4.7/CMT1
RST
61 AV
60 AV
59 AV
SS
REF+
REF–
58 P0.0/AD0
57 P0.1/AD1
56 P0.2/AD2
55 P0.3/AD3
54 P0.4/AD4
53 P0.5/AD5
52 P0.6/AD6
51 P0.7/AD7
50 EA
P1.0/CT0I 10
P1.1/CT1I 11
P1.2/CT2I 12
P1.3/CT3I 13
P1.4/T2 14
P1.5/RT2 15
P1.6/SCL 16
P1.7/SDA 17
P3.0/RxD 18
P3.1/TxD 19
P3.2/INT0 20
NC* 21
PLASTIC QUAD FLAT PACK
49 ALE
48 PSEN
47 P2.7/A15
46 P2.6/A14
45 P2.5/A13
44 NC*
NC* 22
43 NC*
P3.3/INT1 23
PP3.4/T0 24
42 P2.4/A12
41 P2.3/A11
25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
SU00931
* Do not connect.
IC = Internally connected (do not use).
4
1998 Aug 13
NXP [ NXP ]
