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ST72F321BAR9TCRE Datasheet(PDF) 29 Page - STMicroelectronics

Part # ST72F321BAR9TCRE
Description  8-bit MCU for automotive with 32 to 60 Kbyte Flash/ROM, ADC, 5 timers, SPI, SCI, I2C interface
PDF  247 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST72F321BAR9TCRE Datasheet(HTML) 29 Page - STMicroelectronics

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ST72321Bxxx-Auto
Package pinout and pin description
29/247
21
13
VAREF
(3)
I
Analog Reference Voltage for ADC
22
14
VSSA
(3)
S
Analog Ground Voltage
23
-
VDD_3
(3)
S
Digital Main Supply Voltage
24
-
VSS_3
(3)
S
Digital Ground Voltage
25
15
PF0/MCO/AIN8
I/O CT
X
ei1
X
X
X
Port F0
Main clock
out (fOSC/2)
ADC
Analog
Input 8
26
16
PF1 (HS)/BEEP
I/O CT HS
X
ei1
X
X
Port F1
Beep signal output
27
17
PF2 (HS)
I/O CT HS
X
ei1
X
X
Port F2
28
-
(1)(2)
PF3/OCMP2_A/
AIN9
I/O CT
X
XX
X
X
Port F3
Timer A
Output
Compare 2
ADC
Analog
Input 9
29
18
PF4/OCMP1_A/
AIN10
I/O CT
X
XX
X
X
Port F4
Timer A
Output
Compare 1
ADC
Analog
Input 10
30
-
(1)(2)
PF5/ICAP2_A/
AIN11
I/O CT
X
XX
X
X
Port F5
Timer A
Input
Capture 2
ADC
Analog
Input 11
31
19
PF6(HS)/ICAP1_A I/O CT HS
X
X
X
X
Port F6
Timer A Input Capture 1
32
20
PF7(HS)/
EXTCLK_A
I/O CT HS
X
XX
X
Port F7
Timer A External Clock
Source
33
21
VDD_0
(3)
S
Digital Main Supply Voltage
34
22(4) VSS_0
(3)
S
Digital Ground Voltage
35
23
PC0/OCMP2_B/
AIN12
I/O CT
X
XX
X
X
Port C0
Timer B
Output
Compare 2
ADC
Analog
Input 12
36
24
PC1/OCMP1_B/
AIN13
I/O CT
X
XX
X
X
Port C1
Timer B
Output
Compare 1
ADC
Analog
Input 13
37
25
PC2(HS)/
ICAP2_B
I/O CT HS
X
X
X
X
Port C2
Timer B Input Capture 2
38
26
PC3(HS)/
ICAP1_B
I/O CT HS
X
X
X
X
Port C3
Timer B Input Capture 1
39
27
PC4/MISO/
ICCDATA
I/O CT
X
XX
X
Port C4
SPI Master
In / Slave
Out Data
ICC Data
Input
40
28
PC5/MOSI/AIN14
I/O CT
X
XX
X
X
Port C5
SPI Master
Out / Slave
In Data
ADC
Analog
Input 14
Table 2.
Device pin description (continued)
Pin No.
Pin name
Level
Port
Main
function
(after
reset)
Alternate function
Input
Output



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