h1_key

• Operating Power-Supply Voltage Range of 1.65-V
  to 3.6-V
• ±15-kV Human Body Model High Voltage ESD
  (GPIO lines)
• Supports 80 Buttons With Use of 18 GPIOs
• Supports QWERTY Keypad Operation Plus GPIO
  Expansion
• Low Standby (Idle) Current Consumption: 3 µA
• Supports 1-MHz Fast Mode Plus I²C Bus
• 10-Byte FIFO to Store 10 Key Presses and
  Releases
• Open-Drain Active-Low Interrupt Output
• Integrated Debounce Time of 50 µs
• Schmitt-Trigger Action Allows Slow Input
  Transition and Better Switching Noise Immunity at
  the SCL and SDA Inputs: Typical V_hys at 1.8 V is
  0.18 V
• Latch-Up Performance Exceeds 200 mA Per
  JESD 78, Class II
• Very Small Package
  • WCSP (YFP): 2 mm × 2 mm; 0.4 mm pitch
• APPLICATIONS
  • Smart Phones
  • Tablets
  • HMI Panels
  • GPS Devices
  • MP3 Players
  • Digital Cameras

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