MCP23009-E/SO Microchip Technology, MCP23009-E/SO Datasheet - Page 13

• Manufacturer Part Number: MCP23009-E/SO
• Description: IC I/O EXPANDER I2C 8B 18SOIC
• Manufacturer: Microchip Technology

Specifications of MCP23009-E/SO

• 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
• Package / Case: 18-SOIC (7.5mm Width)
• Chip Configuration: 8 Bit
• Bus Frequency: 3.4MHz
• Ic Interface Type: I2C
• No. Of I/o's: 8
• Supply Voltage Range: 1.8V To 5.5V
• Digital Ic Case Style: SOIC
• No. Of Pins: 18
• Termination Type: SMD
• Logic Family: MCP23009
• Propagation Delay Time: 50 ns
• Operating Supply Voltage: 1.8 V to 5.5 V
• Power Dissipation: 700 mW
• Operating Temperature Range: - 40 C to + 125 C
• Input Voltage: 1.8 V to 5.5 V
• Logic Type: I/O Expander
• Maximum Clock Frequency: 10 MHz
• Maximum Operating Frequency: 3.4 MHz
• Mounting Style: SMD/SMT
• Output Current: 25 mA
• Output Voltage: 1.8 V to 4.5 V
• Filter Terminals: SMD
• 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

FIGURE 1-8:
FIGURE 1-9:
© 2009 Microchip Technology Inc.
CS
S
0
0
1
1
Device Opcode
Device Opcode
0
0
I
SPI ADDRESSING REGISTERS
2
C™ ADDRESSING REGISTERS
0
0
A2 A1 A0
0
The ACKs are provided by the MCP23009.
0
0
R/W = 0
R/W
0
ACK
A7
A6
A7
MCP23009/MCP23S09
A5
A6
Register Address
A4
A5
Register Address
A3
A4
A2
A3
A1
A2
A0
A1
DS22121B-page 13
A0
ACK