PCA2129T device is "Not Recommended for New Designs", please use the replacement part PCA2131TF
The PCA2129 is a CMOS Real Time Clock (RTC) and calendar with an integrated Temperature Compensated Crystal (Xtal) Oscillator (TCXO) and a 32.768 kHz quartz crystal optimized for very high accuracy and very low power consumption. The PCA2129 has a selectable I²C-bus or SPI-bus, a backup battery switch-over circuit, a programmable watchdog function, a timestamp function, and many other features.
Participating products are available for a minimum of 10 years. Designated participating products developed for the automotive, telecom and medical segments are available for a minimum of 15 years.
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Part | Order | CAD Model | Status | Budgetary Price excluding tax | Integrated Temperature Compensation | VDD (clock) | Package Type | Package Dimensions (LxWxZ (mm)) | Package Pitch (mm) | Package Termination Count | Package Area (mm2) | Ambient Operating Temperature (Min to Max) (℃) | VDD (interface) | Communication protocol | Battery Back Up | Watchdog timer | Programmable alarm | Countdown Timer | AEC-Q100 compliant |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Active | 1K @ US$2.39 | Y | 1.8 to 4.2 | SO16 | 10.2 x 7.5 x 2.65 | 1.27 | 16 | 111.83 | -40 to 85 | 1.8 to 4.2 | I²C | Yes | Y | Y | N | Y |
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