CD1020|Multiple Switch Detect Interface | NXP Semiconductors

Low-Cost 22-CH Multiple Switch Detect Interface

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Block Diagram

CD1020 Low-Cost 22-CH Multiple Switch Detect Interface

CD1020 Low-Cost 22-CH Multiple Switch Detect Interface Block Diagram

Features

Key Features

  • Designed to operate 6 V ≤ VBATP ≤ 36 V
  • Switch input voltage range -14 V to VPWR, 36 V Max.
  • Interfaces directly to an MCU using 3.3 V / 5.0 V SPI protocol
  • Selectable wake-up on change of state
  • Selectable wetting current (2, 8, 12, or 16mA)
  • 8 programmable inputs (switches to battery or ground) and 14 switch-to-ground inputs
  • Typical standby current - VBATP = 30 uA and VDD = 10 uA
  • Integrated battery and temperature sensing
  • Active switch monitoring, switch detection interface device function
  • Package termination count: 32
  • Package type: HVQFN32
  • Ambient operating temperature -40 to 125 °C

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