MCP23S09-E/SO Microchip Technology, MCP23S09-E/SO Datasheet - Page 37

• Manufacturer Part Number: MCP23S09-E/SO
• Description: IC I/O EXPANDER SPI 8B 18SOIC
• Manufacturer: Microchip Technology

Specifications of MCP23S09-E/SO

• Interface: SPI
• Number Of I /o: 8
• Interrupt Output: Yes
• Frequency - Clock: 10MHz
• 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: 10MHz
• Ic Interface Type: SPI
• 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
• Filter Terminals: SMD
• Rohs Compliant: Yes
• Features: Open-drain Outputs
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

FIGURE 2-8:
© 2009 Microchip Technology Inc.
SCK
CS
SO
SI
MSB out
SPI OUTPUT TIMING
12
8
9
don’t care
13
MCP23009/MCP23S09
LSB out
14
2
DS22121B-page 37
Mode 1,1
Mode 0,0