PCF2123U/12AA/1,00

Obsolete

IC RTC/CALENDAR SPI UNCASED

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Integrated Circuits (ICs)

Obsolete

IC RTC/CALENDAR SPI UNCASED

Technical Specifications

Parameters and characteristics for this part

Specification	PCF2123U/12AA/1,00

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Part	Interface	Time Format	Current - Timekeeping (Max)	Voltage - Supply [Max]	Voltage - Supply [Min]	Mounting Type	Operating Temperature [Max]	Operating Temperature [Min]	Voltage - Supply, Battery [Min]	Voltage - Supply, Battery [Max]	Supplier Device Package	Type	Package / Case	Package / Case [y]	Package / Case [y]	Features	Memory Size
Freescale Semiconductor - NXP PCF2123U/5GA/1,015
Freescale Semiconductor - NXP PCF2123U/12AA/1,00
Freescale Semiconductor - NXP PCF2129AT/1,518	2-Wire Serial I2C	HH:MM:SS (12/24 hr)	1.5 µA	4.2 V	1.8 V	Surface Mount	85 °C	-40 °C	1.8 V	4.2 V	20-SO	Clock/Calendar	20-SOIC	0.295 in	7.5 mm	Alarm Leap Year Square Wave Output TCXO/Crystal Watchdog Timer
Freescale Semiconductor - NXP PCF2127AT/1,518	2-Wire Serial I2C	HH:MM:SS (12/24 hr)	1.5 µA	4.2 V	1.8 V	Surface Mount	85 °C	-40 °C	1.8 V	4.2 V	20-SO	Clock/Calendar	20-SOIC	0.295 in	7.5 mm	Alarm Leap Year Square Wave Output SRAM TCXO/Crystal Watchdog Timer	4 Kbit

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

General part information

Real Time Clock (RTC) IC

Technical documentation and resources