Package
3.2
Pinout Compatibility
Table 6
allows to select the right package depending on required signals. Note the two
different pinouts for 64 and 100 pins which require specific connection in case board
compatibility is required. See
Note that Chip Scale Package of different products even with same pinout might have
different package dimensions which might be taken into account for PCB clearance. See
Table
5.
Pin Name
48
Number of IOs
36
Specific IOs availability
PA0-WKUP
X
PB2-BOOT1
X
PC13-
X
ANTI_TAMP
PC14-OSC32_IN
X
PC15-
X
OSC32_OUT
PH0 - OSC_IN
X
PH1 - OSC_OUT
X
PI8- ANTI TAMP2
-
System related pins
BOOT0
X
NRST
X
BYPASS_REG
-
PDR_ON
-
Supplies pins
VBAT
X
VDDA
-
VREF+
-
VDDA/VREF+
X
VSSA
-
VREF-
-
VSSA/VREF-
X
VDDUSB33
-
(4)
number of VDD
3
20/44
Table 10
Table 6. Pinout summary
xQFP/xQFN
64
100
144
176
(1)
(1)
51
82
114
140
(2)
(2)
50
81
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
-
-
-
X
X
X
X
X
X
X
X
X
-
-
-
X
-
-
X
X
X
X
X
X
-
X
X
X
-
X
X
X
X
-
-
-
-
-
-
-
-
-
-
-
X
X
X
X
(3)
-
-
X
-
(1)
12
4
6
15
(5)
11
DocID026304 Rev 3
and 11.
xBGA
208
100
144
169
168
81
114
130
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
-
-
-
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
-
-
-
-
-
X
X
X
-
X
X
X
X
-
-
-
-
-
X
-
17
4
12
14
xCSP
176
216
49
81
140
168
36
63
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
-
-
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
-
X
X
-
-
X
X
-
-
-
-
X
X
X
X
-
-
X
X
-
-
-
-
X
X
-
-
-
X
14
18
3
5
AN4488
90
143
72
114
X
X
X
X
X
X
X
X
X
X
X
X
X
X
-
-
X
X
X
X
X
X
X
X
X
X
-
X
-
X
X
-
-
-
-
X
X
-
-
5
13
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