Specification	DS1302SN-16/T&R

Current - Timekeeping (Max) [custom]	1 µA
Current - Timekeeping (Max) [custom]	0.3 µA
Date Format	YY-MM-DD-dd
Features	NVSRAM, Trickle-Charger, Leap Year
Interface	3-wire Serial
Memory Size	31 B
Mounting Type	Surface Mount
Operating Temperature [Max]	85 °C
Operating Temperature [Min]	-40 C
Package / Case	16-SOIC
Package / Case	7.5 mm
Package / Case	0.295 "
Supplier Device Package	16-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]	5.5 V
Voltage - Supply, Battery [Min]	2 V

DS1302 Series

Part	Features	Supplier Device Package	Current - Timekeeping (Max) [custom]	Current - Timekeeping (Max) [custom]	Type	Operating Temperature [Max]	Operating Temperature [Min]	Voltage - Supply [Max]	Voltage - Supply [Min]	Mounting Type	Date Format	Package / Case	Package / Case	Package / Case	Memory Size	Interface	Voltage - Supply, Battery [Min]	Voltage - Supply, Battery [Max]	Time Format	Package / Case
Analog Devices Inc./Maxim Integrated DS1302Z+T&R	Leap Year NVSRAM Trickle-Charger	8-SOIC	1 µA	0.3 µA	Clock/Calendar	70 °C	0 °C	5.5 V	2 V	Surface Mount	YY-MM-DD-dd	0.154 in	8-SOIC	3.9 mm	31 B	3-wire Serial	2 V	5.5 V	HH:MM:SS (12/24 hr)
Analog Devices Inc./Maxim Integrated DS1302SN-16/T&R	Leap Year NVSRAM Trickle-Charger	16-SOIC	1 µA	0.3 µA	Clock/Calendar	85 °C	-40 C	5.5 V	2 V	Surface Mount	YY-MM-DD-dd	0.295 "	16-SOIC	7.5 mm	31 B	3-wire Serial	2 V	5.5 V	HH:MM:SS (12/24 hr)
Analog Devices Inc./Maxim Integrated DS1302+	Leap Year NVSRAM Trickle-Charger	8-PDIP	1 µA	0.3 µA	Clock/Calendar	70 °C	0 °C	5.5 V	2 V	Through Hole	YY-MM-DD-dd		8-DIP (0.300" 7.62mm)		31 B	3-wire Serial	2 V	5.5 V	HH:MM:SS (12/24 hr)
Analog Devices Inc./Maxim Integrated DS1302S/T&R	Leap Year NVSRAM Trickle-Charger	8-SOIC	1 µA	0.3 µA	Clock/Calendar	70 °C	0 °C	5.5 V	2 V	Surface Mount	YY-MM-DD-dd		8-SOIC		31 B	3-wire Serial	2 V	5.5 V	HH:MM:SS (12/24 hr)	0.209 in 5.3 mm
Analog Devices Inc./Maxim Integrated DS1302Z/T&R	Leap Year NVSRAM Trickle-Charger	8-SOIC	1 µA	0.3 µA	Clock/Calendar	70 °C	0 °C	5.5 V	2 V	Surface Mount	YY-MM-DD-dd	0.154 in	8-SOIC	3.9 mm	31 B	3-wire Serial	2 V	5.5 V	HH:MM:SS (12/24 hr)
Analog Devices Inc./Maxim Integrated DS1302Z+	Leap Year NVSRAM Trickle-Charger	8-SOIC	1 µA	0.3 µA	Clock/Calendar	70 °C	0 °C	5.5 V	2 V	Surface Mount	YY-MM-DD-dd	0.154 in	8-SOIC	3.9 mm	31 B	3-wire Serial	2 V	5.5 V	HH:MM:SS (12/24 hr)
Analog Devices Inc./Maxim Integrated DS1302S-16	Leap Year NVSRAM Trickle-Charger	16-SOIC	1 µA	0.3 µA	Clock/Calendar	70 °C	0 °C	5.5 V	2 V	Surface Mount	YY-MM-DD-dd	0.295 "	16-SOIC	7.5 mm	31 B	3-wire Serial	2 V	5.5 V	HH:MM:SS (12/24 hr)
Analog Devices Inc./Maxim Integrated DS1302SN+	Leap Year NVSRAM Trickle-Charger	8-SOIC	1 µA	0.3 µA	Clock/Calendar	85 °C	-40 C	5.5 V	2 V	Surface Mount	YY-MM-DD-dd		8-SOIC		31 B	3-wire Serial	2 V	5.5 V	HH:MM:SS (12/24 hr)	0.209 in 5.3 mm
Analog Devices Inc./Maxim Integrated DS1302SN-16	Leap Year NVSRAM Trickle-Charger	16-SOIC	1 µA	0.3 µA	Clock/Calendar	85 °C	-40 C	5.5 V	2 V	Surface Mount	YY-MM-DD-dd	0.295 "	16-SOIC	7.5 mm	31 B	3-wire Serial	2 V	5.5 V	HH:MM:SS (12/24 hr)
Analog Devices Inc./Maxim Integrated DS1302ZN	Leap Year NVSRAM Trickle-Charger	8-SOIC	1 µA	0.3 µA	Clock/Calendar	85 °C	-40 C	5.5 V	2 V	Surface Mount	YY-MM-DD-dd	0.154 in	8-SOIC	3.9 mm	31 B	3-wire Serial	2 V	5.5 V	HH:MM:SS (12/24 hr)

Pricing

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

Distributor	Package	Quantity	$	Updated

Digikey	Tape & Reel (TR)	10000	$ 3.19	<4d

Description

General part information

DS1302 Series

Real Time Clock (RTC) IC Clock/Calendar 31B 3-Wire Serial 16-SOIC (0.295", 7.50mm Width)