Datasheet

ST72334J/N, ST72314J/N, ST72124J
8/153
PIN DESCRIPTION (Cont’d)
Figure 3. 56-Pin SDIP Package Pinout
(N versions)
52
51
50
49
48
47
46
45
44
43
42
41
16
15
1
2
3
4
5
6
7
8
9
10
11
12
13
14
53
54
55
56
PB4
PB5
BEEP / PF1
MCO / PF0
V
SSA
V
DDA
AIN7 / PD7
AIN6 / PD6
AIN5 / PD5
AIN2 / PD2
AIN1 / PD1
AIN0 / PD0
PB7
PB6
AIN4 / PD4
AIN3 / PD3
PB3
PB2
ISPSEL
RESET
V
SS
_2
OSC2
OSC1
V
DD
_2
PE0 / TDO
PE5 (HS)
PE6 (HS)
PE7 (HS)
PB0
PB1
PE4 (HS)
PE1 / RDI
ei3
ei0
ei2
ei1
21
20
17
18
19
V
DD_0
EXTCLK_A / (HS) PF7
ICAP1_A / (HS) PF6
OCMP1_A / PF4
PF2
40
39
38
37
36
V
SS_1
PA4 (HS)
PA5 (HS)
PA6 (HS)I
PA7 (HS)
23
22
OCMP2_B / PC0
V
SS_0
28
27
24
25
26
MOSI / PC5
ISPDATA/ MISO / PC4
ICAP1_B / (HS) PC3
ICAP2_B / (HS) PC2
OCMP1_B / PC1
35
34
PA3
V
DD_1
33
32
31
30
29
PC6 / SCK / ISPCLK
PC7 / SS
PA0
PA1
PA2
(HS) 20mA high sink capability
ei
x
associated external interrupt vector