參數(shù)資料
型號(hào): MCP23009-E/SS
廠商: Microchip Technology
文件頁(yè)數(shù): 45/50頁(yè)
文件大?。?/td> 0K
描述: IC I/O EXPANDER I2C 8B 20SSOP
標(biāo)準(zhǔn)包裝: 67
接口: I²C
輸入/輸出數(shù): 8
中斷輸出:
頻率 - 時(shí)鐘: 3.4MHz
電源電壓: 1.8 V ~ 5.5 V
工作溫度: -40°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 20-SSOP(0.209",5.30mm 寬)
供應(yīng)商設(shè)備封裝: 20-SSOP
包裝: 管件
產(chǎn)品目錄頁(yè)面: 684 (CN2011-ZH PDF)
2009 Microchip Technology Inc.
DS22121B-page 5
MCP23009/MCP23S09
TABLE 1-2:
SPI PINOUT DESCRIPTION (MCP23S09)
Pin
Name
18LD
PDIP/
SOIC
16LD
QFN
Pin
Type
Standard Function
VDD
1
3
P
Power (high current capable)
VSS
18
1
P
Ground (high current capable)
CS
34
I
Chip select
SCK
4
2
I
Serial clock input
SI
5
I
Serial data input
SO
6
O
Serial data out
RESET
7
I
Hardware reset (must be externally biased)
INT
8
O
Interrupt output for port. Can be configured as active high, active low, or open-drain.
GP0
9
I/O
Bidirectional I/O Pin (5.5 volt tolerant inputs; open-drain outputs). Can be enabled
for interrupt on change, and/or internal pull-up resistor.
GP1
10
I/O
Bidirectional I/O Pin (5.5 volt tolerant inputs; open-drain outputs). Can be enabled
for interrupt on change, and/or internal pull-up resistor.
GP2
11
I/O
Bidirectional I/O Pin (5.5 volt tolerant inputs; open-drain outputs). Can be enabled
for interrupt on change, and/or internal pull-up resistor.
GP3
12
I/O
Bidirectional I/O Pin (5.5 volt tolerant inputs; open-drain outputs). Can be enabled
for interrupt on change, and/or internal pull-up resistor.
GP4
13
I/O
Bidirectional I/O Pin (5.5 volt tolerant inputs; open-drain outputs). Can be enabled
for interrupt on change, and/or internal pull-up resistor.
GP5
14
I/O
Bidirectional I/O Pin (5.5 volt tolerant inputs; open-drain outputs). Can be enabled
for interrupt on change, and/or internal pull-up resistor.
GP6
15
I/O
Bidirectional I/O Pin (5.5 volt tolerant inputs; open-drain outputs). Can be enabled
for interrupt on change, and/or internal pull-up resistor.
GP7
16
I/O
Bidirectional I/O Pin (5.5 volt tolerant inputs; open-drain outputs). Can be enabled
for interrupt on change, and/or internal pull-up resistor.
NC
2, 17
Not connected
EP
17
Exposed Thermal Pad (EP). Do not electrically connect, Can connect to VSS.
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