ST72521 STMICROELECTRONICS [STMicroelectronics], ST72521 Datasheet - Page 9

• Manufacturer Part Number: ST72521
• Description: 8-BIT MCU WITH NESTED INTERRUPTS, FLASH, 10-BIT ADC, FIVE TIMERS, SPI, SCI, I2C, CAN INTERFACE
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

PIN DESCRIPTION (Cont’d)
Figure 3. 64-Pin TQFP 14x14 and 10x10 Package Pinout
ARTCLK /(HS) PB4
ARTIC1 / PB5
ARTIC2 / PB6
PWM3 / PB0
PWM2 / PB1
PWM1 / PB2
PWM0 /PB3
AIN0 / PD0
AIN1 / PD1
AIN2 / PD2
AIN3 / PD3
(HS) PE4
(HS) PE5
(HS) PE6
(HS) PE7
PB7
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49
17 18 19 20 21 22 23 24
ei2
ei3
25 26 27 28
ei1
29 30 31 32
ei0
(HS) 20mA high sink capability
eix
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
associated external interrupt vector
V
V
PA3 (HS)
PA2
PA1
PA0
PC7 / SS / AIN15
PC6 / SCK / ICCCLK
PC5 / MOSI
PC4 / MISO / ICCDATA
PC3 (HS) / ICAP1_B
PC2 (HS) / ICAP2_B
PC1 / OCMP1_B / AIN13
PC0 / OCMP2_B / AIN12
V
V
SS_1
DD_1
SS_0
DD_0
/
AIN14
ST72521
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