MCP23009-E/MG Microchip Technology, MCP23009-E/MG Datasheet - Page 4

• Manufacturer Part Number: MCP23009-E/MG
• Description: IC I/O EXPANDER I2C 8B 16QFN
• Manufacturer: Microchip Technology
• Type: I/O Expanderr

Specifications of MCP23009-E/MG

• Package / Case: 16-QFN
• Interface: I²C
• Number Of I /o: 8
• Interrupt Output: Yes
• Frequency - Clock: 3.4MHz
• Voltage - Supply: 1.8 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Operating Supply Voltage: 1.8 V to 5.5 V
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Chip Configuration: 8bit
• Bus Frequency: 3.4MHz
• Interface Type: I2C, Serial, SPI
• No. Of I/o's: 9
• Supply Voltage Range: 1.8V To 5.5V
• Digital Ic Case Style: QFN
• No. Of Pins: 16
• Svhc: No SVHC (15-Dec-2010)
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

MCP23009/MCP23S09
1.1
TABLE 1-1:
DS22121B-page 4
V
V
SCL
SDA
ADDR
RESET
INT
GP0
GP1
GP2
GP3
GP4
GP5
GP6
GP7
NC
EP
Name
DD
SS
Pin
Pin Descriptions
PDIP/
2, 16,
18LD
SOIC
18
17
10
11
12
13
14
15
—
1
3
4
5
6
7
8
9
I
2
C PINOUT DESCRIPTION (MCP23009)
16LD
QFN
10
11
12
13
14
15
16
17
3
1
4
5
6
7
8
9
2
11,19,1
SSOP
20LD
2,10,
20
12
13
14
15
16
17
1
3
4
5
6
7
8
9
8
Type
Pin
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
P
P
O
I
I
I
Power
Ground
Serial clock input
Serial data I/O
Hardware address pin allows up to 8 slave devices on the bus
Hardware reset
Interrupt output for port. Can be configured as active high, active low,
or open-drain.
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.
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.
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.
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.
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.
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.
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.
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.
Not connected
Exposed Thermal Pad (EP). Do not electrically connect. Can connect
to V
SS
.
Standard Function
© 2009 Microchip Technology Inc.