The Texas Instruments TCA8418RTWR is a specialized interface IC that acts as a keypad controller, communicating over an I2C, 2-Wire Serial bus. It is designed for portable electronics such as PDAs, Portable Audio/Video players, and Smartphones, where a dedicated keypad scan engine offloads the main processor from polling rows and columns. Packaged in a 24-WQFN (4x4 mm) with an exposed pad, it is a surface-mount device.
TCA8418RTWR
Texas Instruments
Texas Instruments TCA8418RTWR, I2C keypad controller, 1.65V-3.6V supply, 24-WQFN (4x4) exposed pad, surface mount, active production.
[IN STOCK] In Stock: 15,667 pcs
MOQ 1 · Tape & Reel (TR); Cut Tape (CT) · RoHS · EIA-481 · DAP/DDP · T/T
Technical specifications
| Parameter / Attribute | Specification / Value |
|---|---|
| Mounting | Surface Mount |
| Supply voltage | 1.65V ~ 3.6V |
| Interface | I²C, 2-Wire Serial |
| Package | Tape & Reel (TR); Cut Tape (CT) |
| Applications | PDA's, Portable Audio/Video, Smartphones |
| Case | 24-WFQFN Exposed Pad |
Technical details
TCA8418RTWR
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