33-Channel Multiple Switch Detection Interface with Programmable Current

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Product Details

Block Diagram

CD1030 Block Diagram

CD1030 Functional Internal Block Diagram


Key Features

  • Fully functional operation 4.5V ≤ VBATP ≤ 36V
  • Full parametric operation 6.0V ≤ VBATP ≤ 28V
  • Operating switch input voltage range from -1.0V to 36V
  • 12 programmable inputs (switches to battery or ground)
  • 21 switch-to-ground inputs
  • Selectable wetting current (2.0, 6.0, 8.0, 10, 12, 14, 16, or 20mA)
  • Interfaces directly to an MCU using 3.3V/5.0V SPI protocol
  • Selectable wake-up on change of state
  • Typical standby current IBATP = 50uA and IDDQ = 10uA
  • Active interrupt (INT_B) on switch state change
  • Integrated battery and temperature sensing
  • Switch monitoring device function
  • Package termination count: 48
  • Package type HLQFP48
  • Ambient operating temperature -40 to 125 °C

Product Longevity Program

  • This product is included in the NXP Product Longevity Program ensuring a stable supply of products for your embedded designs. The The CD1030 is included in the 15-year program

Part numbers include: MC33CD1030AE.


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