DS1340Z-18+

Active

Analog Devices Inc./Maxim Integrated

IC RTC CLK/CALENDAR I2C 8SOIC

Deep-Dive with AI

Search across all available documentation for this part.

DocumentsDatasheet Tips for Writing Bulletproof Real-Time Clock Control Code

DS1340Z-18+

Active

Analog Devices Inc./Maxim Integrated

IC RTC CLK/CALENDAR I2C 8SOIC

Deep-Dive with AI

DocumentsDatasheet Tips for Writing Bulletproof Real-Time Clock Control Code

Specifications Pricing Series Description Documents

Technical Specifications

Parameters and characteristics commom to parts in this series

Specification	DS1340Z-18+	DS1340 Series

	-	-
Current - Timekeeping (Max)	100 µA	100 - 125 µA
Features	Trickle-Charger, Leap Year	Trickle-Charger, Leap Year
Interface	I2C, 2-Wire Serial	I2C, 2-Wire Serial
Mounting Type	Surface Mount	Surface Mount
Operating Temperature [Max]	85 °C	85 °C
Operating Temperature [Min]	-40 °C	-40 °C
Package / Case	8-SOIC	8-MSOP, 8-TSSOP, 8-SOIC, 16-SOIC
Package / Case	-	0.118 in
Package / Case	-	3 mm
Package / Case [x]	0.154 in	0.154 - 0.295 in
Package / Case [y]	3.9 mm	3.9 - 7.5 mm
Supplier Device Package	8-SOIC	8-uMAX/uSOP, 8-SOIC, 16-SOIC
Time Format	HH:MM:SS (24 hr)	HH:MM:SS (24 hr)
Type	Clock/Calendar	Clock/Calendar
Voltage - Supply [Max]	5.5 V	5.5 V
Voltage - Supply [Min]	1.71 V	1.71 - 2.97 V
Voltage - Supply, Battery [Max]	3.7 V	3.7 - 5.5 V
Voltage - Supply, Battery [Min]	1.3 V	1.3 V

Pricing

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

Distributor	Package	Quantity	$

Digikey	Tube	1	$ 8.33
		10	$ 5.72
		25	$ 5.05
		100	$ 4.30
		250	$ 3.93
		500	$ 3.71
		1000	$ 3.52
		2500	$ 3.39

DS1340 Series

IC RTC CLOCK/CALENDAR I2C 8UMAX

Part	Type	Operating Temperature [Max]	Operating Temperature [Min]	Package / Case	Package / Case [custom]	Package / Case	Interface	Voltage - Supply, Battery [Min]	Voltage - Supply, Battery [Max]	Supplier Device Package	Voltage - Supply [Max]	Voltage - Supply [Min]	Time Format	Features	Mounting Type	Package / Case [y]	Package / Case [x]	Current - Timekeeping (Max)
Analog Devices Inc./Maxim Integrated DS1340U-33	Clock/Calendar	85 °C	-40 °C	8-MSOP, 8-TSSOP	0.118 in	3 mm	2-Wire Serial, I2C	1.3 V	5.5 V	8-uMAX/uSOP	5.5 V	2.97 V	HH:MM:SS (24 hr)	Leap Year, Trickle-Charger	Surface Mount
Analog Devices Inc./Maxim Integrated DS1340Z-3+T&R	Clock/Calendar	85 °C	-40 °C	8-SOIC			2-Wire Serial, I2C	1.3 V	3.7 V	8-SOIC	5.5 V	2.7 V	HH:MM:SS (24 hr)	Leap Year, Trickle-Charger	Surface Mount	3.9 mm	0.154 in	125 µA
Analog Devices Inc./Maxim Integrated DS1340U-18+	Clock/Calendar	85 °C	-40 °C	8-MSOP, 8-TSSOP	0.118 in	3 mm	2-Wire Serial, I2C	1.3 V	3.7 V	8-uMAX/uSOP	5.5 V	1.71 V	HH:MM:SS (24 hr)	Leap Year, Trickle-Charger	Surface Mount			100 µA
Analog Devices Inc./Maxim Integrated DS1340U-3	Clock/Calendar	85 °C	-40 °C	8-MSOP, 8-TSSOP	0.118 in	3 mm	2-Wire Serial, I2C	1.3 V	3.7 V	8-uMAX/uSOP	5.5 V	2.7 V	HH:MM:SS (24 hr)	Leap Year, Trickle-Charger	Surface Mount			125 µA
Analog Devices Inc./Maxim Integrated DS1340C-18#	Clock/Calendar	85 °C	-40 °C	16-SOIC			2-Wire Serial, I2C	1.3 V	3.7 V	16-SOIC	5.5 V	1.71 V	HH:MM:SS (24 hr)	Leap Year, Trickle-Charger	Surface Mount	7.5 mm	0.295 in	100 µA
Analog Devices Inc./Maxim Integrated DS1340C-33#
Analog Devices Inc./Maxim Integrated DS1340U-3+	Clock/Calendar	85 °C	-40 °C	8-MSOP, 8-TSSOP	0.118 in	3 mm	2-Wire Serial, I2C	1.3 V	3.7 V	8-uMAX/uSOP	5.5 V	2.7 V	HH:MM:SS (24 hr)	Leap Year, Trickle-Charger	Surface Mount			125 µA
Analog Devices Inc./Maxim Integrated DS1340Z-33/T&R	Clock/Calendar	85 °C	-40 °C	8-SOIC			2-Wire Serial, I2C	1.3 V	5.5 V	8-SOIC	5.5 V	2.97 V	HH:MM:SS (24 hr)	Leap Year, Trickle-Charger	Surface Mount	3.9 mm	0.154 in
Analog Devices Inc./Maxim Integrated DS1340U-33/T&R	Clock/Calendar	85 °C	-40 °C	8-MSOP, 8-TSSOP	0.118 in	3 mm	2-Wire Serial, I2C	1.3 V	5.5 V	8-uMAX/uSOP	5.5 V	2.97 V	HH:MM:SS (24 hr)	Leap Year, Trickle-Charger	Surface Mount
Analog Devices Inc./Maxim Integrated DS1340Z-33	Clock/Calendar	85 °C	-40 °C	8-SOIC			2-Wire Serial, I2C	1.3 V	5.5 V	8-SOIC	5.5 V	2.97 V	HH:MM:SS (24 hr)	Leap Year, Trickle-Charger	Surface Mount	3.9 mm	0.154 in
Analog Devices Inc./Maxim Integrated DS1340Z-18+	Clock/Calendar	85 °C	-40 °C	8-SOIC			2-Wire Serial, I2C	1.3 V	3.7 V	8-SOIC	5.5 V	1.71 V	HH:MM:SS (24 hr)	Leap Year, Trickle-Charger	Surface Mount	3.9 mm	0.154 in	100 µA
Analog Devices Inc./Maxim Integrated DS1340Z-3+	Clock/Calendar	85 °C	-40 °C	8-SOIC			2-Wire Serial, I2C	1.3 V	3.7 V	8-SOIC	5.5 V	2.7 V	HH:MM:SS (24 hr)	Leap Year, Trickle-Charger	Surface Mount	3.9 mm	0.154 in	125 µA
Analog Devices Inc./Maxim Integrated DS1340U-33+	Clock/Calendar	85 °C	-40 °C	8-MSOP, 8-TSSOP	0.118 in	3 mm	2-Wire Serial, I2C	1.3 V	5.5 V	8-uMAX/uSOP	5.5 V	2.97 V	HH:MM:SS (24 hr)	Leap Year, Trickle-Charger	Surface Mount
Analog Devices Inc./Maxim Integrated DS1340C-33#	Clock/Calendar	85 °C	-40 °C	16-SOIC			2-Wire Serial, I2C	1.3 V	5.5 V	16-SOIC	5.5 V	2.97 V	HH:MM:SS (24 hr)	Leap Year, Trickle-Charger	Surface Mount	7.5 mm	0.295 in
Analog Devices Inc./Maxim Integrated DS1340Z-3	Clock/Calendar	85 °C	-40 °C	8-SOIC			2-Wire Serial, I2C	1.3 V	3.7 V	8-SOIC	5.5 V	2.7 V	HH:MM:SS (24 hr)	Leap Year, Trickle-Charger	Surface Mount	3.9 mm	0.154 in	125 µA
Analog Devices Inc./Maxim Integrated DS1340C-3#	Clock/Calendar	85 °C	-40 °C	16-SOIC			2-Wire Serial, I2C	1.3 V	3.7 V	16-SOIC	5.5 V	2.7 V	HH:MM:SS (24 hr)	Leap Year, Trickle-Charger	Surface Mount	7.5 mm	0.295 in	125 µA
Analog Devices Inc./Maxim Integrated DS1340U-3+T&R	Clock/Calendar	85 °C	-40 °C	8-MSOP, 8-TSSOP	0.118 in	3 mm	2-Wire Serial, I2C	1.3 V	3.7 V	8-uMAX/uSOP	5.5 V	2.7 V	HH:MM:SS (24 hr)	Leap Year, Trickle-Charger	Surface Mount			125 µA
Analog Devices Inc./Maxim Integrated DS1340U-18	Clock/Calendar	85 °C	-40 °C	8-MSOP, 8-TSSOP	0.118 in	3 mm	2-Wire Serial, I2C	1.3 V	3.7 V	8-uMAX/uSOP	5.5 V	1.71 V	HH:MM:SS (24 hr)	Leap Year, Trickle-Charger	Surface Mount			100 µA
Analog Devices Inc./Maxim Integrated DS1340C-33#T&R	Clock/Calendar	85 °C	-40 °C	16-SOIC			2-Wire Serial, I2C	1.3 V	5.5 V	16-SOIC	5.5 V	2.97 V	HH:MM:SS (24 hr)	Leap Year, Trickle-Charger	Surface Mount	7.5 mm	0.295 in
Analog Devices Inc./Maxim Integrated DS1340U-33+T&R	Clock/Calendar	85 °C	-40 °C	8-MSOP, 8-TSSOP	0.118 in	3 mm	2-Wire Serial, I2C	1.3 V	5.5 V	8-uMAX/uSOP	5.5 V	2.97 V	HH:MM:SS (24 hr)	Leap Year, Trickle-Charger	Surface Mount
Analog Devices Inc./Maxim Integrated DS1340Z-33+	Clock/Calendar	85 °C	-40 °C	8-SOIC			2-Wire Serial, I2C	1.3 V	5.5 V	8-SOIC	5.5 V	2.97 V	HH:MM:SS (24 hr)	Leap Year, Trickle-Charger	Surface Mount	3.9 mm	0.154 in

Description

General part information

DS1340 Series

Real Time Clock (RTC) IC Clock/Calendar I2C, 2-Wire Serial 8-SOIC (0.154", 3.90mm Width)

Documents

Technical documentation and resources