Specifications

ST72325xx
14/197
42 32 32 30 23 PC7/SS/AIN15 I/O C
T
X XXXXPort C7
SPI Slave
Select (ac-
tive low)
ADC Ana-
log
Input 15
43 -
4)
---PA0 I/OC
T
X ei0 X X Port A0
44 -
4)
---PA1 I/OC
T
X ei0 X X Port A1
45 33 - - - PA2 I/O C
T
X ei0 X X Port A2
46 34 34 31 24 PA3 (HS) I/O C
T
HS X ei0 X X Port A3
47 35 35 32 25 V
DD_1
6)
S Digital Main Supply Voltage
48 36 36 33 26 V
SS_1
6)
S Digital Ground Voltage
49 37 37 34 27 PA4 (HS) I/O C
T
HS X XXXPort A4
50 38 38 35 28 PA5 (HS) I/O C
T
HS X XXXPort A5
51 39 39 36 29 PA6 (HS)/SDAI I/O C
T
HS X TPort A6 I
2
C Data
1)
52 40 40 37 30 PA7 (HS)/SCLI I/O C
T
HS X TPort A7 I
2
C Clock
1)
53 41 41 38 31 V
PP
/ ICCSEL I
Must be tied low. In flash program-
ming mode, this pin acts as the
programming voltage input V
PP
.
See Section 12.9.2 for more de-
tails. High voltage must not be ap-
plied to ROM devices
54 42 42 39 32 RESET
I/O C
T
Top priority non maskable inter-
rupt.
55 - - - - EVD External voltage detector
56----TLI IC
T
X Top level interrupt input pin
57 43 43 40 33 V
SS_2
6)
S Digital Ground Voltage
58 44 44 41 34 OSC2
3)
I/O
Resonator oscillator inverter out-
put
59 45 45 42 35 OSC1
3)
I
External clock input or Resonator
oscillator inverter input
60 46 46 43 36 V
DD_2
6)
S Digital Main Supply Voltage
61 47 47 44 37 PE0/TDO I/O C
T
X X X X Port E0 SCI Transmit Data Out
62 48 48 1 38 PE1/RDI I/O C
T
X X X X Port E1 SCI Receive Data In
63 1 - - - PE2 I/O C
T
X XX
4)
X
4)
Port E2
64 -
4)
---PE3 I/OC
T
X XXXPort E3
Pin n°
Pin Name
Type
Level Port
Main
function
(after
reset)
Alternate function
LQFP64
LQFP48C
LQFP48S
LQFP44
SDIP42
Input
Output
Input Output
float
wpu
int
ana
OD
PP