Low-Cost 22-CH Multiple Switch Detect Interface

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Product Details

Block Diagram

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

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

Product Longevity Program

  • This product is included in the NXP Product Longevity Program ensuring a stable supply of products for your embedded designs. The CD1020 is included in the 15-year program

Key Parametrics

  • Device Function
    activeswitchmonitoring, switchdetectioninterface
  • Package Termination Count
    32
  • Package Type
    HVQFN32
  • Load Supply Voltage (Min) (V)
    6
  • Load Supply Voltage (Max) (V)
    36
  • Interface and Input Control
    SPI
  • Ambient Operating Temperature (Min to Max) (℃)
    -40 to 125

Design Resources

Documentation

Quick reference to our documentation types.

3 documents

Hardware

2 hardware offerings

Engineering Services

2 engineering services

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