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ST72321R7-Auto 数据表(PDF) 24 Page - STMicroelectronics

部件名 ST72321R7-Auto
功能描述  PLL for 2x frequency multiplication
PDF  243 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

ST72321R7-Auto 数据表(HTML) 24 Page - STMicroelectronics

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Package pinout and pin description
ST72321xx-Auto
24/243
Doc ID 13829 Rev 1
41
29
PC6/SCK/ICCCLK I/O CT
X
XX
X
Port C6
SPI Serial
Clock
ICC Clock
Output
Caution: Negative
current injection not
allowed on this pin
(Flash devices only)
42
30
PC7/SS/AIN15
I/O CT
X
XX
X
X
Port C7
SPI Slave
Select
(active low)
ADC
Analog
Input 15
43
-
PA0
I/O CT
X
ei0
X
X
Port A0
44
-
PA1
I/O CT
X
ei0
X
X
Port A1
45
-
PA2
I/O CT
X
ei0
X
X
Port A2
46
31
PA3(HS)
I/O CT HS
X
ei0
X
X
Port A3
47
32
VDD_1
(1)
S
Digital Main Supply Voltage
48
33
VSS_1
(1)
S
Digital Ground Voltage
49
34
PA4(HS)
I/O CT HS
X
XX
X
Port A4
50
35
PA5(HS)
I/O CT HS
X
XX
X
Port A5
51
36
PA6(HS)/SDAI
I/O CT HS
X
T
Port A6
I2C Data
52
37
PA7(HS)/SCLI
I/O CT HS
X
T
Port A7
I2C Clock
53
38
VPP/ ICCSEL
I
Must be tied low. In Flash
programming mode, this pin acts
as the programming voltage input
VPP. See Section 19.9.2:
ICCSEL/VPP pin for more details.
High voltage must not be applied
to ROM devices.
54
39
RESET
I/O CT
Top priority non-maskable interrupt
55
-
EVD
I
A
External voltage detector
56
-
TLI
I
CT
X
Top level interrupt input pin
57
40
VSS_2
(1)
S
Digital Ground Voltage
58
41
OSC2(2)
I/O
Resonator oscillator inverter output
59
42
OSC1(2)
I
External clock input or Resonator
oscillator inverter input
60
43
VDD_2
(1)
S
Digital Main Supply Voltage
61
44
PE0/TDO
I/O CT
X
X
X
X
Port E0
SCI Transmit Data Out
62
1
PE1/RDI
I/O CT
X
X
X
X
Port E1
SCI Receive Data In
Table 3.
Device pin description (continued)
Pin No.
Pin name
Level
Port
Main
function
(after
reset)
Alternate function
Input
Output



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