DS1305

Active

Analog Devices Inc./Maxim Integrated

IC RTC CLK/CALENDAR SPI 16DIP

Deep-Dive with AI

Search across all available documentation for this part.

DocumentsDatasheet

DS1305

Active

Analog Devices Inc./Maxim Integrated

IC RTC CLK/CALENDAR SPI 16DIP

Deep-Dive with AI

DocumentsDatasheet

Specifications Pricing Series Description Documents

Technical Specifications

Parameters and characteristics commom to parts in this series

Specification	DS1305	DS1305 Series

Current - Timekeeping (Max) [Max]	81 µA	81 µA
Current - Timekeeping (Max) [Min]	25.3 µA	25.3 µA
Features	Leap Year, NVSRAM, Trickle-Charger, Alarm	Leap Year, NVSRAM, Trickle-Charger, Alarm
Interface	SPI	SPI
Memory Size	96 B	96 B
Mounting Type	Through Hole	Through Hole, Surface Mount
Operating Temperature [Max]	70 °C	70 - 85 °C
Operating Temperature [Min]	0 °C	-40 - 0 °C
Package / Case	0.3 in	0.3 in
Package / Case	16-DIP	16-DIP, 20-TSSOP
Package / Case	7.62 mm	7.62 mm
Package / Case	-	4.4 mm
Package / Case	-	0.173 in
Supplier Device Package	16-PDIP	16-PDIP, 20-TSSOP
Time Format	HH:MM:SS (12/24 hr)	HH:MM:SS (12/24 hr)
Type	Clock/Calendar	Clock/Calendar
Voltage - Supply [Max]	5.5 V	5.5 V
Voltage - Supply [Min]	2 V	2 V
Voltage - Supply, Battery [Max]	5.5 V	5.5 V
Voltage - Supply, Battery [Min]	2 V	2 V

Pricing

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

Distributor	Package	Quantity	$

DS1305 Series

IC RTC CLK/CALENDAR SPI 16DIP

Part	Voltage - Supply [Max]	Voltage - Supply [Min]	Operating Temperature [Max]	Operating Temperature [Min]	Interface	Type	Current - Timekeeping (Max) [Max]	Current - Timekeeping (Max) [Min]	Package / Case	Package / Case	Package / Case	Voltage - Supply, Battery [Max]	Voltage - Supply, Battery [Min]	Time Format	Features	Supplier Device Package	Memory Size	Mounting Type	Package / Case [y]	Package / Case [x]
Analog Devices Inc./Maxim Integrated DS1305	5.5 V	2 V	70 °C	0 °C	SPI	Clock/Calendar	81 µA	25.3 µA	0.3 in	16-DIP	7.62 mm	5.5 V	2 V	HH:MM:SS (12/24 hr)	Alarm, Leap Year, NVSRAM, Trickle-Charger	16-PDIP	96 B	Through Hole
Analog Devices Inc./Maxim Integrated DS1305E/T&R	5.5 V	2 V	70 °C	0 °C	SPI	Clock/Calendar	81 µA	25.3 µA		20-TSSOP		5.5 V	2 V	HH:MM:SS (12/24 hr)	Alarm, Leap Year, NVSRAM, Trickle-Charger	20-TSSOP	96 B	Surface Mount	4.4 mm	0.173 in
Analog Devices Inc./Maxim Integrated DS1305EN+	5.5 V	2 V	85 °C	-40 °C	SPI	Clock/Calendar	81 µA	25.3 µA		20-TSSOP		5.5 V	2 V	HH:MM:SS (12/24 hr)	Alarm, Leap Year, NVSRAM, Trickle-Charger	20-TSSOP	96 B	Surface Mount	4.4 mm	0.173 in
Analog Devices Inc./Maxim Integrated DS1305N+	5.5 V	2 V	85 °C	-40 °C	SPI	Clock/Calendar	81 µA	25.3 µA	0.3 in	16-DIP	7.62 mm	5.5 V	2 V	HH:MM:SS (12/24 hr)	Alarm, Leap Year, NVSRAM, Trickle-Charger	16-PDIP	96 B	Through Hole
Analog Devices Inc./Maxim Integrated DS1305EN	5.5 V	2 V	85 °C	-40 °C	SPI	Clock/Calendar	81 µA	25.3 µA		20-TSSOP		5.5 V	2 V	HH:MM:SS (12/24 hr)	Alarm, Leap Year, NVSRAM, Trickle-Charger	20-TSSOP	96 B	Surface Mount	4.4 mm	0.173 in
Analog Devices Inc./Maxim Integrated DS1305E+	5.5 V	2 V	70 °C	0 °C	SPI	Clock/Calendar	81 µA	25.3 µA		20-TSSOP		5.5 V	2 V	HH:MM:SS (12/24 hr)	Alarm, Leap Year, NVSRAM, Trickle-Charger	20-TSSOP	96 B	Surface Mount	4.4 mm	0.173 in
Analog Devices Inc./Maxim Integrated DS1305E	5.5 V	2 V	70 °C	0 °C	SPI	Clock/Calendar	81 µA	25.3 µA		20-TSSOP		5.5 V	2 V	HH:MM:SS (12/24 hr)	Alarm, Leap Year, NVSRAM, Trickle-Charger	20-TSSOP	96 B	Surface Mount	4.4 mm	0.173 in
Analog Devices Inc./Maxim Integrated DS1305+	5.5 V	2 V	70 °C	0 °C	SPI	Clock/Calendar	81 µA	25.3 µA	0.3 in	16-DIP	7.62 mm	5.5 V	2 V	HH:MM:SS (12/24 hr)	Alarm, Leap Year, NVSRAM, Trickle-Charger	16-PDIP	96 B	Through Hole
Analog Devices Inc./Maxim Integrated DS1305EN+T&R	5.5 V	2 V	85 °C	-40 °C	SPI	Clock/Calendar	81 µA	25.3 µA		20-TSSOP		5.5 V	2 V	HH:MM:SS (12/24 hr)	Alarm, Leap Year, NVSRAM, Trickle-Charger	20-TSSOP	96 B	Surface Mount	4.4 mm	0.173 in
Analog Devices Inc./Maxim Integrated DS1305N	5.5 V	2 V	85 °C	-40 °C	SPI	Clock/Calendar	81 µA	25.3 µA	0.3 in	16-DIP	7.62 mm	5.5 V	2 V	HH:MM:SS (12/24 hr)	Alarm, Leap Year, NVSRAM, Trickle-Charger	16-PDIP	96 B	Through Hole
Analog Devices Inc./Maxim Integrated DS1305E+T&R	5.5 V	2 V	70 °C	0 °C	SPI	Clock/Calendar	81 µA	25.3 µA		20-TSSOP		5.5 V	2 V	HH:MM:SS (12/24 hr)	Alarm, Leap Year, NVSRAM, Trickle-Charger	20-TSSOP	96 B	Surface Mount	4.4 mm	0.173 in

Description

General part information

DS1305 Series

Real Time Clock (RTC) IC Clock/Calendar 96B SPI 16-DIP (0.300", 7.62mm)

Documents

Technical documentation and resources