NXP PCF2129AT/2,518, Real Time Clock (RTC), 128bit RAM Serial-SPI, 20-Pin SO20

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Subtotal (1 reel of 2000 units)*

£5,314.00

(exc. VAT)

£6,376.00

(inc. VAT)

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  • 2,000 unit(s) ready to ship
  • Plus 999,996,000 unit(s) shipping from 11 November 2026
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2000 +£2.657£5,314.00

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RS Stock No.:
219-4632
Mfr. Part No.:
PCF2129AT/2,518
Brand:
NXP
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Brand

NXP

Date Format

D:W:M:Y

Time Format

SS:MM:HH

User RAM

128bit

Bus Type

Serial-SPI

Package Type

SO20

Pin Count

20

The NXP PCF2129 is a CMOS1 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 PCF2129 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.

Battery backed output voltage
Battery low detection function

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