DS1556-70

Active

Analog Devices Inc./Maxim Integrated

IC RTC CLK/CALENDAR PAR 32EDIP

Deep-Dive with AI

Search across all available documentation for this part.

DocumentsDatasheet Tips for Writing Bulletproof Real-Time Clock Control Code

DS1556-70

Active

Analog Devices Inc./Maxim Integrated

IC RTC CLK/CALENDAR PAR 32EDIP

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	DS1556-70	DS1556 Series

Current - Timekeeping (Max)	6 mA	4 - 6 mA
Features	NVSRAM, Alarm, Y2K, Watchdog Timer, Leap Year	NVSRAM, Alarm, Y2K, Watchdog Timer, Leap Year
Interface	Parallel	Parallel
Memory Size	1 Mbit	1 Mbit
Mounting Type	Through Hole	Surface Mount, Through Hole
Operating Temperature [Max]	70 °C	70 - 85 °C
Operating Temperature [Min]	0 °C	-40 - 0 °C
Package / Case	0.6 in	0.6 in
Package / Case	15.24 mm	15.24 mm
Package / Case	32-DIP Module	34-PowerCap™ Module, 32-DIP Module
Supplier Device Package	32-EDIP	34-PowerCap Module, 32-EDIP
Time Format	HH:MM:SS (24 hr)	HH:MM:SS (24 hr)
Type	Clock/Calendar	Clock/Calendar
Voltage - Supply [Max]	5.5 V	3.63 - 5.5 V
Voltage - Supply [Min]	4.5 V	2.97 - 4.5 V
Voltage - Supply, Battery	-	3 V

Pricing

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

Distributor	Package	Quantity	$

DS1556 Series

IC RTC CLK/CALENDAR PAR 34PCM

Part	Features	Type	Time Format	Memory Size	Current - Timekeeping (Max)	Interface	Operating Temperature [Max]	Operating Temperature [Min]	Supplier Device Package	Package / Case	Voltage - Supply [Min]	Voltage - Supply [Max]	Voltage - Supply, Battery	Mounting Type	Package / Case	Package / Case
Analog Devices Inc./Maxim Integrated DS1556WP-120	Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K	Clock/Calendar	HH:MM:SS (24 hr)	1 Mbit	4 mA	Parallel	70 °C	0 °C	34-PowerCap Module	34-PowerCap™ Module	2.97 V	3.63 V	3 V	Surface Mount
Analog Devices Inc./Maxim Integrated DS1556-70	Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K	Clock/Calendar	HH:MM:SS (24 hr)	1 Mbit	6 mA	Parallel	70 °C	0 °C	32-EDIP	32-DIP Module	4.5 V	5.5 V		Through Hole	0.6 in	15.24 mm
Analog Devices Inc./Maxim Integrated DS1556W-120+	Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K	Clock/Calendar	HH:MM:SS (24 hr)	1 Mbit	4 mA	Parallel	70 °C	0 °C	32-EDIP	32-DIP Module	2.97 V	3.63 V		Through Hole	0.6 in	15.24 mm
Analog Devices Inc./Maxim Integrated DS1556W-120IND	Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K	Clock/Calendar	HH:MM:SS (24 hr)	1 Mbit	4 mA	Parallel	85 °C	-40 °C	32-EDIP	32-DIP Module	2.97 V	3.63 V		Through Hole	0.6 in	15.24 mm
Analog Devices Inc./Maxim Integrated DS1556W-120	Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K	Clock/Calendar	HH:MM:SS (24 hr)	1 Mbit	4 mA	Parallel	70 °C	0 °C	32-EDIP	32-DIP Module	2.97 V	3.63 V		Through Hole	0.6 in	15.24 mm
Analog Devices Inc./Maxim Integrated DS1556P-70+	Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K	Clock/Calendar	HH:MM:SS (24 hr)	1 Mbit	6 mA	Parallel	70 °C	0 °C	34-PowerCap Module	34-PowerCap™ Module	4.5 V	5.5 V	3 V	Surface Mount
Analog Devices Inc./Maxim Integrated DS1556WP-120IND+	Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K	Clock/Calendar	HH:MM:SS (24 hr)	1 Mbit	4 mA	Parallel	85 °C	-40 °C	34-PowerCap Module	34-PowerCap™ Module	2.97 V	3.63 V	3 V	Surface Mount
Analog Devices Inc./Maxim Integrated DS1556W-120IND+	Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K	Clock/Calendar	HH:MM:SS (24 hr)	1 Mbit	4 mA	Parallel	85 °C	-40 °C	32-EDIP	32-DIP Module	2.97 V	3.63 V		Through Hole	0.6 in	15.24 mm
Analog Devices Inc./Maxim Integrated DS1556P-70	Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K	Clock/Calendar	HH:MM:SS (24 hr)	1 Mbit	6 mA	Parallel	70 °C	0 °C	34-PowerCap Module	34-PowerCap™ Module	4.5 V	5.5 V	3 V	Surface Mount
Analog Devices Inc./Maxim Integrated DS1556-70IND+	Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K	Clock/Calendar	HH:MM:SS (24 hr)	1 Mbit	6 mA	Parallel	85 °C	-40 °C	32-EDIP	32-DIP Module	4.5 V	5.5 V		Through Hole	0.6 in	15.24 mm
Analog Devices Inc./Maxim Integrated DS1556WP-120+	Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K	Clock/Calendar	HH:MM:SS (24 hr)	1 Mbit	4 mA	Parallel	70 °C	0 °C	34-PowerCap Module	34-PowerCap™ Module	2.97 V	3.63 V	3 V	Surface Mount
Analog Devices Inc./Maxim Integrated DS1556WP-120IND	Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K	Clock/Calendar	HH:MM:SS (24 hr)	1 Mbit	4 mA	Parallel	85 °C	-40 °C	34-PowerCap Module	34-PowerCap™ Module	2.97 V	3.63 V	3 V	Surface Mount
Analog Devices Inc./Maxim Integrated DS1556-70+	Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K	Clock/Calendar	HH:MM:SS (24 hr)	1 Mbit	6 mA	Parallel	70 °C	0 °C	32-EDIP	32-DIP Module	4.5 V	5.5 V		Through Hole	0.6 in	15.24 mm
Analog Devices Inc./Maxim Integrated DS1556P-70IND	Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K	Clock/Calendar	HH:MM:SS (24 hr)	1 Mbit	6 mA	Parallel	70 °C	0 °C	34-PowerCap Module	34-PowerCap™ Module	4.5 V	5.5 V	3 V	Surface Mount

Description

General part information

DS1556 Series

Real Time Clock (RTC) IC Clock/Calendar 128KB Parallel 32-DIP Module (0.600", 15.24mm)

Documents

Technical documentation and resources