参数资料
型号: ST7263BK1B/XXX
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PDIP32
封装: 0.400 INCH, LEAD FREE, SHRINK, PLASTIC, DIP-32
文件页数: 130/140页
文件大小: 1423K
代理商: ST7263BK1B/XXX
ST7263B
9/140
Table 3. Device Pin Description (SO24)
25 27
-
NC
--
Not connected
26 28 47 PA1/SDA/ICCDATA
I/O CT 25mA X
T
Port A1
IC serial data, ICC
Data
27 29 48 PA0/MCO
I/O
CT
XX
Port A0
Main Clock Output
28 30
1
VSSA
S
Analog ground
29 31
2
USBDP
I/O
USB bidirectional data (data +)
30 32
3
USBDM
I/O
USB bidirectional data (data -)
31 33
4
USBVCC
O
USB power supply
32 34
5
VDDA
S
Analog supply voltage
Pin n°
Pin Name
Type
Level
Port / Control
Main
Function
(after
reset)
Alternate Function
SO24
Input
Output
Input
Output
fl
oat
wp
u
int
an
a
OD
PP
1VDD
S
Power supply voltage (4V - 5.5V)
2
OSCOUT
O
Oscillator output
3
OSCIN
I
Oscillator input
4VSS
S
Digital ground
5
PC1/TDO
I/O
CT
X
X
Port C1
SCI Transmit Data Out-
put
6
PC0/RDI
I/O CT
X
X
Port C0
SCI Receive Data Input
7
RESET
I/O
X
X
Reset
8
PB6/IT7
I/O CT 10mA X
XX
X
Port B6
9VPP/TEST
S
Programming supply
10
PB3
I/O CT 10mA X
XX
Port B3
11
PB2
I/O CT 10mA X
XX
Port B2
12
PB1/USBOE
I/O CT 10mA X
XX
Port B1
USB Output Enable
13
PB0
I/O CT 10mA X
XX
Port B0
14
PA7/OCMP2/IT4
I/O
CT
X
XX
Port A7
Timer Output Compare
2
15
PA5/ICAP2/IT2
I/O
CT
X
XX
Port A5
Timer Input Capture 2
16
PA4/ICAP1/IT1
I/O
CT
X
XX
Port A4
Timer Input Capture 1
17
PA3/EXTCLK
I/O
CT
X
X
Port A3
Timer External Clock
18
PA2/SCL/
ICCCLK
I/O CT 25mA X
T
Port A2
IC serial clock,
ICC Clock
Pin n°
Pin Name
Type
Level
Port / Control
Main
Function
(after
reset)
Alternate Function
SDIP32
SO34
TQFP48
Inp
u
t
O
u
tput
Input
Output
fl
oat
wpu
int
ana
OD
PP
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