Integrated Circuits (ICs)

DS1284QN/T&R

Obsolete

Analog Devices Inc./Maxim Integrated

IC RTC CLK/CALENDAR PAR 28PLCC

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DocumentsDS1284QN/T&R | Datasheet

Integrated Circuits (ICs)

DS1284QN/T&R

Obsolete

Analog Devices Inc./Maxim Integrated

IC RTC CLK/CALENDAR PAR 28PLCC

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DocumentsDS1284QN/T&R | Datasheet

Specifications Series Pricing Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	DS1284QN/T&R

Current - Timekeeping (Max)	7 mA
Date Format	YY-MM-DD-dd
Features	SRAM, Alarm, Leap Year, Watchdog Timer, Square Wave Output
Interface	Parallel
Memory Size	50 B
Mounting Type	Surface Mount
Operating Temperature [Max]	85 °C
Operating Temperature [Min]	-40 C
Package / Case	28-LCC (J-Lead)
Supplier Device Package	28-PLCC
Supplier Device Package [x]	11.51
Supplier Device Package [y]	11.51
Time Format	HH:MM:SS:hh (12/24 hr)
Type	Clock/Calendar
Voltage - Supply [Max]	5.5 V
Voltage - Supply [Min]	4.5 V
Voltage - Supply, Battery [Max]	3.5 V
Voltage - Supply, Battery [Min]	2.4 V

DS1284 Series

Part	Time Format	Operating Temperature [Max]	Operating Temperature [Min]	Current - Timekeeping (Max)	Supplier Device Package [y]	Supplier Device Package	Supplier Device Package [x]	Voltage - Supply [Max]	Voltage - Supply [Min]	Mounting Type	Voltage - Supply, Battery [Min]	Voltage - Supply, Battery [Max]	Memory Size	Interface	Package / Case	Type	Features	Date Format	Package / Case	Package / Case
Analog Devices Inc./Maxim Integrated DS1284Q/T&R	HH:MM:SS:hh (12/24 hr)	70 °C	0 °C	7 mA	11.51	28-PLCC	11.51	5.5 V	4.5 V	Surface Mount	2.4 V	3.5 V	50 B	Parallel	28-LCC (J-Lead)	Clock/Calendar	Alarm Leap Year Square Wave Output SRAM Watchdog Timer	YY-MM-DD-dd
Analog Devices Inc./Maxim Integrated DS1284QN+	HH:MM:SS:hh (12/24 hr)	85 °C	-40 C	7 mA	11.51	28-PLCC	11.51	5.5 V	4.5 V	Surface Mount	2.4 V	3.5 V	50 B	Parallel	28-LCC (J-Lead)	Clock/Calendar	Alarm Leap Year Square Wave Output SRAM Watchdog Timer	YY-MM-DD-dd
Analog Devices Inc./Maxim Integrated DS1284+	HH:MM:SS:hh (12/24 hr)	70 °C	0 °C	7 mA		28-PDIP		5.5 V	4.5 V	Through Hole	2.4 V	3.5 V	50 B	Parallel	28-DIP	Clock/Calendar	Alarm Leap Year Square Wave Output SRAM Watchdog Timer	YY-MM-DD-dd	15.24 mm	0.6 in
Analog Devices Inc./Maxim Integrated DS1284QN	HH:MM:SS:hh (12/24 hr)	85 °C	-40 C	7 mA	11.51	28-PLCC	11.51	5.5 V	4.5 V	Surface Mount	2.4 V	3.5 V	50 B	Parallel	28-LCC (J-Lead)	Clock/Calendar	Alarm Leap Year Square Wave Output SRAM Watchdog Timer	YY-MM-DD-dd
Analog Devices Inc./Maxim Integrated DS1284Q	HH:MM:SS:hh (12/24 hr)	70 °C	0 °C	7 mA	11.51	28-PLCC	11.51	5.5 V	4.5 V	Surface Mount	2.4 V	3.5 V	50 B	Parallel	28-LCC (J-Lead)	Clock/Calendar	Alarm Leap Year Square Wave Output SRAM Watchdog Timer	YY-MM-DD-dd
Analog Devices Inc./Maxim Integrated DS1284	HH:MM:SS:hh (12/24 hr)	70 °C	0 °C	7 mA		28-PDIP		5.5 V	4.5 V	Through Hole	2.4 V	3.5 V	50 B	Parallel	28-DIP	Clock/Calendar	Alarm Leap Year Square Wave Output SRAM Watchdog Timer	YY-MM-DD-dd	15.24 mm	0.6 in
Analog Devices Inc./Maxim Integrated DS1284Q+	HH:MM:SS:hh (12/24 hr)	70 °C	0 °C	7 mA	11.51	28-PLCC	11.51	5.5 V	4.5 V	Surface Mount	2.4 V	3.5 V	50 B	Parallel	28-LCC (J-Lead)	Clock/Calendar	Alarm Leap Year Square Wave Output SRAM Watchdog Timer	YY-MM-DD-dd
Analog Devices Inc./Maxim Integrated DS1284Q+T&R	HH:MM:SS:hh (12/24 hr)	70 °C	0 °C	7 mA	11.51	28-PLCC	11.51	5.5 V	4.5 V	Surface Mount	2.4 V	3.5 V	50 B	Parallel	28-LCC (J-Lead)	Clock/Calendar	Alarm Leap Year Square Wave Output SRAM Watchdog Timer	YY-MM-DD-dd
Analog Devices Inc./Maxim Integrated DS1284QN/T&R	HH:MM:SS:hh (12/24 hr)	85 °C	-40 C	7 mA	11.51	28-PLCC	11.51	5.5 V	4.5 V	Surface Mount	2.4 V	3.5 V	50 B	Parallel	28-LCC (J-Lead)	Clock/Calendar	Alarm Leap Year Square Wave Output SRAM Watchdog Timer	YY-MM-DD-dd
Analog Devices Inc./Maxim Integrated DS1284QN+T&R	HH:MM:SS:hh (12/24 hr)	85 °C	-40 C	7 mA	11.51	28-PLCC	11.51	5.5 V	4.5 V	Surface Mount	2.4 V	3.5 V	50 B	Parallel	28-LCC (J-Lead)	Clock/Calendar	Alarm Leap Year Square Wave Output SRAM Watchdog Timer	YY-MM-DD-dd

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)	500	$ 7.08	<4d
		1000	$ 6.92

Description

General part information

DS1284 Series

Real Time Clock (RTC) IC Clock/Calendar 50B Parallel 28-LCC (J-Lead)

Documents

Technical documentation and resources

DS1284QN/T&R | Datasheet

Datasheet