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Applications

Portable Electronic Devices

IO expander ICs

It is possible to receive commands from the host CPU
and switch input/output for every GPIO pin.

Features

  • Resistor setting can switch GPIO input/output, set pull up/pull down/disable
  • Resistor setting can switch the GIO output voltage from/to 2.6V to/from 1.8V, set level shifter function and polarity of the interrupt signal INTR
  • RC oscillation circuit mounted. Frequencies is variable through externally changing RC values.
  • For interrupt detection mode, edge (start up/shut down), level(HI/LOW) selection is possible
  • HOST I/F CPUIF is 2 wire serial I/F

GPO Lineup

Type no. Port Package Sample Comment
PKG Size (mm) ES MP
LC98600CLT-07T 20 FLGA32J 3.5×3.5×0.56 Available Available Switch 2 power supply
LC98600CLT-07TA 8 FLGA32J 3.5×3.5×0.56 Available Available Switch 2 power supply

Block Diagram

Applications: To cell phones

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