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  • Not Recommended for New Design, minimums may apply. See Alternate Package or Substitute options.
Product Overview
Digi-Key Part Number 336-1324-ND
Quantity Available 539
Can ship immediately

Manufacturer Part Number


Description IC I/O EXPANDER I2C/SPI 8B 20QFN
Lead Free Status / RoHS Status Lead free / RoHS Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Detailed Description

I/O Expander 8 I²C, SPI 400kHz 20-QFN (4x4)

Documents & Media
Datasheets CP2120
CP2120 Errata
Product Training Modules CP21xx USB Bridge
EDA / CAD Models ? Download from Ultra Librarian
Online Catalog I/O Expanders
Product Attributes Select All
Manufacturer Silicon Labs
Series -
Packaging ? Tube ?
Part Status Not For New Designs
Number of I/O 8
Interface I²C, SPI
Interrupt Output Yes
Features -
Output Type Open Drain, Push-Pull
Current - Output Source/Sink 10mA, 25mA
Clock Frequency 400kHz
Voltage - Supply 3 V ~ 3.6 V
Operating Temperature -40°C ~ 85°C
Mounting Type Surface Mount
Package / Case 20-VFQFN Exposed Pad
Supplier Device Package 20-QFN (4x4)
Base Part Number CP2120
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Additional Resources
Standard Package ? 91
Other Names 336-1324

21:22:48 4/20/2018

Price & Procurement

All prices are in USD.
Price Break Unit Price Extended Price
1 2.31000 $2.31
25 2.22120 $55.53
100 2.13570 $213.57
1,000 1.88711 $1,887.11

Submit a request for quotation on quantities greater than those displayed.

Alternate Package | This part is also available in the following packaging:
  • Tape & Reel (TR) ? : CP2120-GMR-ND
  • Minimum Quantity: 1,500  Non-Stock ?
  • Quantity Available: 0
  • Unit Price: $1.88711
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