MCP23S18T-E/MJ Microchip Technology, MCP23S18T-E/MJ Datasheet - Page 41

• Manufacturer Part Number: MCP23S18T-E/MJ
• Description: 16-bit Input/Output Expander, I2C Interface, Pb-free 24 QFN 4x4mm T/R
• Manufacturer: Microchip Technology

Specifications of MCP23S18T-E/MJ

• Interface: SPI
• Number Of I /o: 16
• 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: 24-QFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

FIGURE 2-8:
© 2008 Microchip Technology Inc.
SCK
CS
SO
SI
MSB out
SPI OUTPUT TIMING
12
8
9
don’t care
13
MCP23018/MCP23S18
LSB out
14
2
DS22103A-page 41
Mode 1,1
Mode 0,0