Professional IC Distribution & Technical Solutions

Global leader in semiconductor components distribution and technical support services, empowering your product innovation and industry advancement

Product Catalog Contact Us
Home > others015 > TCA955

TCA955 Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
TCA955SIMES150Yes

TCA955 is a 16-bit I²C-bus and SMBus I/O expander manufactured by SIMES.

The TCA955 is a 16-bit I²C-bus and SMBus I/O expander manufactured by SIMES.

Key Specifications:

  • Interface: I²C/SMBus compatible
  • Operating Voltage: 1.65V to 5.5V
  • Number of I/O Ports: 16 (8 per port, Port 0 & Port 1)
  • I/O Configuration: Programmable as input or output
  • Interrupt Output: Configurable for monitoring input changes
  • Frequency Support: Up to 400 kHz (Fast-mode I²C)
  • Low Standby Current: Suitable for power-sensitive applications

Features:

  • Bidirectional I/O Pins: Each can be independently configured as input or output
  • Internal Power-On Reset: Initializes registers to default state
  • Noise Filtering: On SDA/SCL inputs for improved signal integrity
  • Latch-Up Performance: Exceeds 100 mA per JESD78
  • ESD Protection: >2000V HBM per JESD22-A114

Applications:

  • Industrial control systems
  • Servers & networking equipment
  • Consumer electronics
  • LED dimming & control

For exact electrical characteristics, timing diagrams, and packaging details, refer to the official SIMES datasheet.

Request Quotation

Part Number:
Quantity:
Target Price($USD):
Email:
Contact Person:
Additional Part Number
Quantity (Additional)
Special Requirements
Verification: =

Recommended Products

  • GL324 ,998,DIP14

    GL324 is a part manufactured by GOIDSTA.

  • 1812L150/24MR ,18929,

    1812L150/24MR** is a **150V, 24A PTC resettable fuse** manufactured by **Littelfuse**.

  • LA6517 ,331,DIP8

    part LA6517 is manufactured by SAYO.

  • HA11776AMP,HIT,15,QFP

    100LVEL92,MOTO,15,SOP20

Sales Support

Our sales team is ready to assist with:

  • Fast quotation
  • Price Discount
  • Technical specifications
Contact sales