ST7232AJ2 STMicroelectronics, ST7232AJ2 Datasheet - Page 9

• Manufacturer Part Number: ST7232AJ2
• Description: 8-BIT MCU WITH 8K FLASH/ROM, ADC, 4 TIMERS, SPI, SCI INTERFACE
• Manufacturer: STMicroelectronics

Specifications of ST7232AJ2

• Hdflash Endurance: 100 cycles, data retention
• Clock Sources: crystal/ceramic resonator oscillators and bypass for external clock
• Four Power Saving Modes: Halt, Active-Halt, Wait and Slow
• Main Clock Controller With: Real time base, Beep and Clock-out capabilities
• Two 16-bit Timers With: 2 input captures, 2 output compares, PWM and pulse generator modes

PIN DESCRIPTION (Cont’d)
Figure 4. 42-Pin SDIP and 44-Pin TQFP Package Pinouts
AIN12 / OCMP2_B / PC0
AIN13 / OCMP1_B / PC1
AIN10 / OCMP1_A / PF4
ICCDATA / MISO / PC4
EXTCLK_A / (HS) PF7
ICAP1_B / (HS) PC3
ICAP1_A / (HS) PF6
ICAP2_B/ (HS) PC2
AIN14 / MOSI / PC5
AIN0 / PD0
AIN1 / PD1
AIN2 / PD2
AIN3 / PD3
AIN4 / PD4
MCO / AIN8 / PF0
BEEP / (HS) PF1
RDI / PE1
(HS) PB4
PB0
PB1
PB2
PB3
AIN0 / PD0
AIN1 / PD1
AIN2 / PD2
AIN3 / PD3
AIN4 / PD4
AIN5 / PD5
(HS) PB4
(HS) PF2
V
V
AREF
1
2
3
4
5
6
7
8
9
10
11
SSA
44 43 42 41 40 39 38 37 36 35 34
12 13 14 15 16 17 18 19 20 21 22
ei2
ei3
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
ei3
ei1
ei1
ei0
ei2
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
ei0
PB2
PB3
PB1
PB0
PE1 / RDI
PE0 / TDO
V
V
RESET
V
PA7 (HS)
PA6 (HS)
PA5 (HS)
PA4 (HS)
V
V
PA3 (HS)
PC7 / SS / AIN15
PC6 / SCK / ICCCLK
OSC1
OSC2
33
32
31
30
29
28
27
26
25
24
23
DD
SS
PP
SS_1
DD_1
_2
_2
/ ICCSEL
V
V
PA3 (HS)
PC7 / SS / AIN15
PC6 / SCK / ICCCLK
PC5 / MOSI / AIN14
PC4 / MISO / ICCDATA
PC3 (HS) / ICAP1_B
PC2 (HS) / ICAP2_B
PC1 / OCMP1_B / AIN13
PC0 / OCMP2_B / AIN12
SS_1
DD_1
(HS) 20mA high sink capability
eix
associated external interrupt vector
ST7232A
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