Specification	DS3234SN#

Current - Timekeeping (Max) [Max]	160 µA
Current - Timekeeping (Max) [Min]	120 µA
Features	Leap Year, TCXO/Crystal, Square Wave Output, Alarm, SRAM
Interface	SPI
Memory Size	256 B
Mounting Type	Surface Mount
Operating Temperature [Max]	85 °C
Operating Temperature [Min]	-40 °C
Package / Case	20-SOIC
Package / Case [y]	0.295 in
Package / Case [y]	7.5 mm
Supplier Device Package	20-SOIC
Time Format	HH:MM:SS (12/24 hr)
Type	Clock/Calendar
Voltage - Supply [Max]	5.5 V
Voltage - Supply [Min]	2 V
Voltage - Supply, Battery [Max]	3.8 V
Voltage - Supply, Battery [Min]	2 V

DS3234 Series

Part	Time Format	Mounting Type	Voltage - Supply, Battery [Min]	Voltage - Supply, Battery [Max]	Package / Case	Package / Case [y]	Package / Case [y]	Current - Timekeeping (Max) [Max]	Current - Timekeeping (Max) [Min]	Memory Size	Features	Supplier Device Package	Interface	Voltage - Supply [Max]	Voltage - Supply [Min]	Type	Operating Temperature [Max]	Operating Temperature [Min]
Analog Devices Inc./Maxim Integrated DS3234SN#	HH:MM:SS (12/24 hr)	Surface Mount	2 V	3.8 V	20-SOIC	0.295 in	7.5 mm	160 µA	120 µA	256 B	Alarm Leap Year Square Wave Output SRAM TCXO/Crystal	20-SOIC	SPI	5.5 V	2 V	Clock/Calendar	85 °C	-40 °C
Analog Devices Inc./Maxim Integrated DS3234S#	HH:MM:SS (12/24 hr)	Surface Mount	2 V	3.8 V	20-SOIC	0.295 in	7.5 mm	160 µA	120 µA	256 B	Alarm Leap Year Square Wave Output SRAM TCXO/Crystal	20-SOIC	SPI	5.5 V	2 V	Clock/Calendar	70 °C	0 °C
Analog Devices Inc./Maxim Integrated DS3234S#T&R	HH:MM:SS (12/24 hr)	Surface Mount	2 V	3.8 V	20-SOIC	0.295 in	7.5 mm	160 µA	120 µA	256 B	Alarm Leap Year Square Wave Output SRAM TCXO/Crystal	20-SOIC	SPI	5.5 V	2 V	Clock/Calendar	70 °C	0 °C
Analog Devices Inc./Maxim Integrated DS3234SN#T&R	HH:MM:SS (12/24 hr)	Surface Mount	2 V	3.8 V	20-SOIC	0.295 in	7.5 mm	160 µA	120 µA	256 B	Alarm Leap Year Square Wave Output SRAM TCXO/Crystal	20-SOIC	SPI	5.5 V	2 V	Clock/Calendar	85 °C	-40 °C

Pricing

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

General part information

Real Time Clock (RTC) IC Clock/Calendar 256B SPI 20-SOIC (0.295", 7.50mm Width)

Technical documentation and resources