TIMER, REAL TIME CLOCK Timers & Real-Time Clocks 2,400+

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Part	Manufacturer	Peripheral IC Type	Temperature Grade	Terminal Form	No. of Terminals	Package Code	Package Shape	Package Body Material	Surface Mount	Information Access Method	Maximum Supply Voltage	No. of Bits	Power Supplies (V)	Package Style (Meter)	Package Equivalence Code	Interrupt Capability	Minimum Supply Voltage	Maximum Operating Temperature	Minimum Operating Temperature	Terminal Finish	Terminal Position	Maximum Seated Height	Width	Additional Features	External Data Bus Width	Maximum Clock Frequency	Maximum Time At Peak Reflow Temperature (s)	Peak Reflow Temperature (C)	Length	No. of Timers	Technology	Minimum Time	Nominal Supply Voltage	Sub-Category	Terminal Pitch	JESD-30 Code	Moisture Sensitivity Level (MSL)	Qualification	Volatile	JESD-609 Code
DS2404-001+	Maxim Integrated	TIMER, REAL TIME CLOCK	INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	SERIAL, 3-WIRE	5.5 V			IN-LINE			4.5 V	85 Cel	-40 Cel	MATTE TIN	DUAL	4.572 mm	7.62 mm			.032 MHz	30	260	19.175 mm	0	CMOS		5 V		2.54 mm	R-PDIP-T16	1	Not Qualified		e3
DS2404S-001+	Maxim Integrated	TIMER, REAL TIME CLOCK	INDUSTRIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	SERIAL, 3-WIRE	5.5 V			SMALL OUTLINE			4.5 V	85 Cel	-40 Cel	MATTE TIN	DUAL	2.65 mm	7.5 mm			.032 MHz	30	260	10.3 mm	0	CMOS		5 V		1.27 mm	R-PDSO-G16	1	Not Qualified		e3
MAX6916EO30+T	Maxim Integrated	TIMER, REAL TIME CLOCK	INDUSTRIAL	GULL WING	20	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	I2C	3.3 V	8	3	SMALL OUTLINE, SHRINK PITCH	SSOP20,.25	Y	2.7 V	85 Cel	-40 Cel	MATTE TIN	DUAL	1.73 mm	3.9 mm			.032 MHz			8.65 mm		CMOS	SECONDS	3 V	Timer or RTC	.635 mm	R-PDSO-G20	1	Not Qualified	NO	e3
MAX6901ETA-T	Maxim Integrated	TIMER, REAL TIME CLOCK	INDUSTRIAL	NO LEAD	8	HVSON	SQUARE	PLASTIC/EPOXY	YES	SERIAL, 2-WIRE/I2C	5.5 V		2/5.5	SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE	SOLCC8,.12,25	Y	2 V	85 Cel	-40 Cel	TIN LEAD	DUAL	.8 mm	3 mm			.032 MHz			3 mm		CMOS	SECONDS	3.3 V	Timer or RTC	.65 mm	R-PDSO-N8	1	Not Qualified	YES	e0
DS1672S-3/T&R	Maxim Integrated	TIMER, REAL TIME CLOCK	INDUSTRIAL	GULL WING	8	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	I2C	3.3 V		3	SMALL OUTLINE	SOP8,.25	N	2.7 V	85 Cel	-40 Cel	TIN LEAD	DUAL	1.75 mm	3.9 mm			.032 MHz			4.9 mm	0	CMOS	SECONDS	3 V	Timer or RTC	1.27 mm	R-PDSO-G8		Not Qualified	NO	e0
DS1283N	Maxim Integrated	TIMER, REAL TIME CLOCK	INDUSTRIAL	THROUGH-HOLE	28	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	PARALLEL, DIRECT ADDRESS	5.5 V			IN-LINE			4.5 V	85 Cel	-40 Cel	TIN LEAD	DUAL	5.72 mm	15.24 mm	ACCURACY 2 MIN/MONTH @ 25 DEGREE C; 1024 HZ FIXED O/P	8					1	CMOS		5 V		2.54 mm	R-PDIP-T28		Not Qualified		e0
DS1647-12	Maxim Integrated	TIMER, REAL TIME CLOCK	COMMERCIAL	THROUGH-HOLE	32	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	PARALLEL, DIRECT ADDRESS	5.5 V			IN-LINE			4.5 V	70 Cel	0 Cel	TIN LEAD	DUAL			ACCURACY 1 MIN/MONTH @ 25 DEGREE C; 10 YEARS DATA RETENTION	8					0	CMOS		5 V			R-PDIP-T32		Not Qualified		e0
DS1685EN-3	Maxim Integrated	TIMER, REAL TIME CLOCK	INDUSTRIAL	GULL WING	24	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	PARALLEL, MUXED BUS	3.7 V		3	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP24,.25		2.7 V	85 Cel	-40 Cel	TIN LEAD	DUAL	1.1 mm	4.4 mm		8	.032 MHz			7.8 mm	1	CMOS	SECONDS	3 V	Timer or RTC	.65 mm	R-PDSO-G24	1	Not Qualified	YES	e0
DS1286I	Maxim Integrated	TIMER, REAL TIME CLOCK	INDUSTRIAL	PIN/PEG	28	DIP	RECTANGULAR	UNSPECIFIED	NO	PARALLEL, DIRECT ADDRESS	5.5 V		5	MICROELECTRONIC ASSEMBLY	DIP28,.6	Y	4.5 V	85 Cel	-40 Cel	TIN LEAD	DUAL	10.28 mm	15.24 mm	ACCURACY 2 MIN/MONTH @ 25 DEGREE C; 1024 HZ FIXED O/P	8	.032 MHz			38.865 mm	1	CMOS	1/100 SECOND	5 V	Timer or RTC	2.54 mm	R-XDMA-P28		Not Qualified	YES	e0
DS1384FP-12	Maxim Integrated	TIMER, REAL TIME CLOCK	COMMERCIAL	GULL WING	44	QFP	SQUARE	PLASTIC/EPOXY	YES	PARALLEL, DIRECT ADDRESS	5.5 V		5	FLATPACK	QFP44,.57SQ,32	Y	4.5 V	70 Cel	0 Cel	Tin/Lead (Sn/Pb)	QUAD	2.45 mm	10 mm		8	.032 MHz	20	240	10 mm	1	CMOS	1/100 SECOND	5 V	Timer or RTC	.8 mm	S-PQFP-G44	3	Not Qualified	YES	e0
DS12R885S-5/T&R	Maxim Integrated	TIMER, REAL TIME CLOCK	INDUSTRIAL	GULL WING	24	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	PARALLEL, MUXED BUS	5.5 V		5	SMALL OUTLINE	SOP24,.4	Y	4.5 V	85 Cel	-40 Cel	TIN LEAD	DUAL	2.67 mm	7.495 mm		8	.032 MHz			15.365 mm	1	CMOS	SECONDS	5 V	Timer or RTC	1.27 mm	R-PDSO-G24	1	Not Qualified	NO	e0
DS1672-2	Maxim Integrated	TIMER, REAL TIME CLOCK	INDUSTRIAL	THROUGH-HOLE	8	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	I2C	2.2 V		2	IN-LINE	DIP8,.3	N	1.8 V	85 Cel	-40 Cel	TIN LEAD	DUAL	4.572 mm	7.62 mm			.032 MHz			9.375 mm	0	CMOS	SECONDS	2 V	Timer or RTC	2.54 mm	R-PDIP-T8	1	Not Qualified	NO	e0
DS1642-70+	Maxim Integrated	TIMER, REAL TIME CLOCK	COMMERCIAL	PIN/PEG	24	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	PARALLEL, DIRECT ADDRESS	5.5 V		5	MICROELECTRONIC ASSEMBLY	DIP24,.6	N	4.5 V	70 Cel	0 Cel	MATTE TIN	DUAL	10.668 mm	15.24 mm		8	.032 MHz			33.02 mm		CMOS	SECONDS	5 V	Timer or RTC	2.54 mm	R-PDMA-P24	1	Not Qualified	NO	e3
DS1500YEN+	Maxim Integrated	TIMER, REAL TIME CLOCK	INDUSTRIAL	GULL WING	32	LSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	PARALLEL, DIRECT ADDRESS	5.5 V		5	SMALL OUTLINE, LOW PROFILE, SHRINK PITCH	TSSOP32,.8,20	Y	4.5 V	85 Cel	-40 Cel	MATTE TIN	DUAL	1.24 mm	8 mm		8	.032 MHz			18.4 mm	1	CMOS	SECONDS	5 V	Timer or RTC	.5 mm	R-PDSO-G32	3	Not Qualified	NO	e3
DS17285-5+	Maxim Integrated	TIMER, REAL TIME CLOCK	COMMERCIAL	THROUGH-HOLE	24	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	PARALLEL, MUXED BUS	5.5 V		5	IN-LINE	DIP24,.6	Y	4.5 V	70 Cel	0 Cel	MATTE TIN	DUAL	5.08 mm	15.24 mm		8	.032 MHz	30	260	31.75 mm	1	CMOS	SECONDS	5 V	Timer or RTC	2.54 mm	R-PDIP-T24	1	Not Qualified	YES	e3
DS1500YE	Maxim Integrated	TIMER, REAL TIME CLOCK	COMMERCIAL	GULL WING	32	LSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	PARALLEL, DIRECT ADDRESS	5.5 V		5	SMALL OUTLINE, LOW PROFILE, SHRINK PITCH	TSSOP32,.8,20	Y	4.5 V	70 Cel	0 Cel	TIN LEAD	DUAL	1.24 mm	8 mm		8	.032 MHz			18.4 mm	1	CMOS	SECONDS	5 V	Timer or RTC	.5 mm	R-PDSO-G32	3	Not Qualified	NO	e0
DS1248Y-70	Maxim Integrated	TIMER, REAL TIME CLOCK	COMMERCIAL	PIN/PEG	32	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	PARALLEL, DIRECT ADDRESS	5.5 V		5	IN-LINE	DIP32,.6	N	4.5 V	70 Cel	0 Cel	TIN LEAD	DUAL	10.922 mm	15.24 mm		8			245	43.053 mm	0	CMOS	1/100 SECOND	5 V	Timer or RTC	2.54 mm	R-PDIP-P32		Not Qualified	NO	e0
DS1338UA-33+	Maxim Integrated	TIMER, REAL TIME CLOCK	INDUSTRIAL	GULL WING	8	TSSOP	SQUARE	PLASTIC/EPOXY	YES	I2C	3.3 V			SMALL OUTLINE, THIN PROFILE, SHRINK PITCH			2.7 V	85 Cel	-40 Cel	MATTE TIN	DUAL	1.1 mm	3 mm			.032 MHz	30	260	3 mm	1	CMOS		3 V		.65 mm	S-PDSO-G8	1	Not Qualified		e3
DS1500WE	Maxim Integrated	TIMER, REAL TIME CLOCK	COMMERCIAL	GULL WING	32	LSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	PARALLEL, DIRECT ADDRESS	3.6 V		3.3	SMALL OUTLINE, LOW PROFILE, SHRINK PITCH	TSSOP32,.8,20	Y	3 V	70 Cel	0 Cel	TIN LEAD	DUAL	1.24 mm	8 mm		8	.032 MHz			18.4 mm	1	CMOS	SECONDS	3.3 V	Timer or RTC	.5 mm	R-PDSO-G32	3	Not Qualified	NO	e0
DS32C35-33#	Maxim Integrated	TIMER, REAL TIME CLOCK	COMMERCIAL	GULL WING	20	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	I2C	3.63 V	8	3/3.3	SMALL OUTLINE	SOP20,.4	Y	2.7 V	70 Cel	0 Cel	TIN	DUAL	2.65 mm	7.5 mm		1	.032 MHz	30	260	12.8 mm	1	CMOS	MINUTES	3.3 V	Timer or RTC	1.27 mm	R-PDSO-G20	1	Not Qualified	NO	e3
DS1248Y-70IND	Maxim Integrated	TIMER, REAL TIME CLOCK	INDUSTRIAL	PIN/PEG	32	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	PARALLEL, DIRECT ADDRESS	5.5 V		5	IN-LINE	DIP32,.6	N	4.5 V	85 Cel	-40 Cel	TIN LEAD	DUAL	10.922 mm	15.24 mm		8				43.053 mm		CMOS	1/100 SECOND	5 V	Timer or RTC	2.54 mm	R-PDIP-P32	1	Not Qualified	NO	e0
DS1553WP-150	Maxim Integrated	TIMER, REAL TIME CLOCK	COMMERCIAL	J INVERTED	34		RECTANGULAR	UNSPECIFIED	YES	PARALLEL, DIRECT ADDRESS	3.63 V		3.3	MICROELECTRONIC ASSEMBLY	MODULE,34LEAD,1.0	Y	2.97 V	70 Cel	0 Cel	TIN LEAD	DUAL			A POWERCAP MODULE CONTAINING CRYSTAL AND BATTERY REQUIRED	8	.032 MHz				0	CMOS	SECONDS	3.3 V	Timer or RTC		R-XDMA-U34		Not Qualified	NO	e0
DS1391U-18	Maxim Integrated	TIMER, REAL TIME CLOCK	INDUSTRIAL	GULL WING	10	TSSOP	SQUARE	PLASTIC/EPOXY	YES	SERIAL, 3-WIRE	1.89 V		1.8	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP10,.19,20	Y	1.71 V	85 Cel	-40 Cel	TIN LEAD	DUAL	1.1 mm	3 mm			.032 MHz			3 mm	1	CMOS	1/100 SECOND	1.8 V	Timer or RTC	.5 mm	S-PDSO-G10	1	Not Qualified	YES	e0
DS1543W-120	Maxim Integrated	TIMER, REAL TIME CLOCK	COMMERCIAL	THROUGH-HOLE	28	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	PARALLEL, DIRECT ADDRESS	3.63 V		3.3	IN-LINE	DIP28,.6	Y	2.97 V	70 Cel	0 Cel	TIN LEAD	DUAL	9.02 mm	15.24 mm		8	.032 MHz			37.595 mm	0	CMOS	SECONDS	3.3 V	Timer or RTC	2.54 mm	R-PDIP-T28		Not Qualified	NO	e0
DS1743P-85	Maxim Integrated	TIMER, REAL TIME CLOCK	COMMERCIAL	J INVERTED	34		RECTANGULAR	UNSPECIFIED	YES	PARALLEL, DIRECT ADDRESS	5.5 V		5	MICROELECTRONIC ASSEMBLY	MODULE,34LEAD,1.0	N	4.5 V	70 Cel	0 Cel	TIN LEAD	DUAL			A POWERCAP MODULE CONTAINING CRYSTAL AND BATTERY REQUIRED	8	.032 MHz				0	CMOS	SECONDS	5 V	Timer or RTC		R-XDMA-U34		Not Qualified	NO	e0
DS12885	Maxim Integrated	TIMER, REAL TIME CLOCK	COMMERCIAL	THROUGH-HOLE	24	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	PARALLEL, MUXED BUS	5.5 V		5	IN-LINE	DIP24,.6	Y	4.5 V	70 Cel	0 Cel	TIN LEAD	DUAL	5.08 mm	15.24 mm	DAYLIGHT SAVINGS OPTION; SELECTABLE MOTOROLA/INTEL TIMING	8	.032 MHz			31.75 mm	1	CMOS	SECONDS	5 V	Timer or RTC	2.54 mm	R-PDIP-T24	1	Not Qualified	YES	e0
DS1646-15	Maxim Integrated	TIMER, REAL TIME CLOCK	COMMERCIAL	THROUGH-HOLE	32	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	PARALLEL, DIRECT ADDRESS	5.5 V			IN-LINE			4.5 V	70 Cel	0 Cel	TIN LEAD	DUAL			ACCURACY 1 MIN/MONTH @ 25 DEGREE C; 10 YEARS DATA RETENTION	8					0	CMOS		5 V			R-PDIP-T32		Not Qualified		e0
DS1501WS	Maxim Integrated	TIMER, REAL TIME CLOCK	COMMERCIAL	GULL WING	28	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	PARALLEL, DIRECT ADDRESS	3.6 V		3.3	SMALL OUTLINE	SOP28,.45	Y	3 V	70 Cel	0 Cel	TIN LEAD	DUAL	3.05 mm	8.565 mm		8	.032 MHz			18.1 mm	1	CMOS	SECONDS	3.3 V	Timer or RTC	1.27 mm	R-PDSO-G28	1	Not Qualified	YES	e0
DS1251YP-100-IND	Maxim Integrated	TIMER, REAL TIME CLOCK	INDUSTRIAL	J INVERTED	34		RECTANGULAR	UNSPECIFIED	YES	PARALLEL, DIRECT ADDRESS	5.5 V			MICROELECTRONIC ASSEMBLY			4.5 V	85 Cel	-40 Cel	TIN LEAD	DUAL			A POWERCAP MODULE CONTAINING CRYSTAL AND BATTERY REQUIRED	8					0	CMOS		5 V			R-XDMA-U34		Not Qualified		e0
DS1501Y	Maxim Integrated	TIMER, REAL TIME CLOCK	COMMERCIAL	THROUGH-HOLE	28	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	PARALLEL, DIRECT ADDRESS	5.5 V		5	IN-LINE	DIP28,.6	Y	4.5 V	70 Cel	0 Cel	TIN LEAD	DUAL	5.08 mm	15.24 mm		8	.032 MHz			36.83 mm	1	CMOS	SECONDS	5 V	Timer or RTC	2.54 mm	R-PDIP-T28	1	Not Qualified	YES	e0
DS1557WP-120	Maxim Integrated	TIMER, REAL TIME CLOCK	COMMERCIAL	J INVERTED	34	SOJ	RECTANGULAR	UNSPECIFIED	YES	PARALLEL, DIRECT ADDRESS	3.63 V		3.3	MICROELECTRONIC ASSEMBLY	MODULE,34LEAD,1.0	Y	2.97 V	70 Cel	0 Cel	TIN LEAD	DUAL				8	.032 MHz				0	CMOS	SECONDS	3.3 V	Timer or RTC		R-XDMA-U34		Not Qualified	NO	e0
DS1687N-3	Maxim Integrated	TIMER, REAL TIME CLOCK	INDUSTRIAL	THROUGH-HOLE	24	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	PARALLEL, MUXED BUS	3.7 V		3	IN-LINE	DIP24,.6	Y	2.7 V	85 Cel	-40 Cel	TIN LEAD	DUAL	5.08 mm	15.24 mm		8	.032 MHz			31.75 mm	1	CMOS	SECONDS	3 V	Timer or RTC	2.54 mm	R-PDIP-T24		Not Qualified	NO	e0
DS17287N-3	Maxim Integrated	TIMER, REAL TIME CLOCK	INDUSTRIAL	THROUGH-HOLE	24	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	PARALLEL, MUXED BUS	3.3 V		3	IN-LINE	DIP24,.6	Y	2.7 V	85 Cel	-40 Cel	TIN LEAD	DUAL	5.08 mm	15.24 mm		8	.032 MHz			31.75 mm	1	CMOS	SECONDS	3 V	Timer or RTC	2.54 mm	R-PDIP-T24		Not Qualified	NO	e0
DS1251Y-70	Maxim Integrated	TIMER, REAL TIME CLOCK	COMMERCIAL	PIN/PEG	32	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	PARALLEL, DIRECT ADDRESS	5.5 V		5	IN-LINE	DIP32,.6	N	4.5 V	70 Cel	0 Cel	TIN LEAD	DUAL	10.922 mm	15.24 mm		8				43.053 mm		CMOS	1/100 SECOND	5 V	Timer or RTC	2.54 mm	R-PDIP-P32		Not Qualified	NO	e0
DS1688S+	Maxim Integrated	TIMER, REAL TIME CLOCK	COMMERCIAL	GULL WING	28	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	PARALLEL, DIRECT ADDRESS/MUXED BUS		16		SMALL OUTLINE				70 Cel	0 Cel	MATTE TIN	DUAL	3.05 mm	8.565 mm	CAN ALSO OPERATE WITH 5V SUPPLY	8	.032 MHz			18.1 mm	1	CMOS		3 V		1.27 mm	R-PDSO-G28		Not Qualified		e3
DS1216B	Maxim Integrated	TIMER, REAL TIME CLOCK	COMMERCIAL	THROUGH-HOLE	28	DIP	RECTANGULAR	UNSPECIFIED	NO	SERIAL, FIXED PROTOCOL	5.5 V		5	IN-LINE	DIP28,.6	N	4.5 V	70 Cel	0 Cel	TIN LEAD	DUAL	11.94 mm	15.24 mm	TIMEKEEPING CURRENT = 1UA; 10 YEARS DATA RETENTION; ACCURACY 1 MIN/MONTH @ 25 DEGREE C					35.69 mm	0	CMOS	1/100 SECOND	5 V	Timer or RTC	2.54 mm	R-XDIP-T28	1	Not Qualified	NO	e0
DS1689SN/T&R	Maxim Integrated	TIMER, REAL TIME CLOCK	INDUSTRIAL	GULL WING	28	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	PARALLEL, DIRECT ADDRESS/MUXED BUS	4 V	16	3/5	SMALL OUTLINE	SOP28,.45	Y	2.7 V	85 Cel	-40 Cel	TIN LEAD	DUAL	3.05 mm	8.565 mm	CAN ALSO OPERATE WITH 5V SUPPLY	8	.032 MHz			18.1 mm	1	CMOS	SECONDS	3 V	Timer or RTC	1.27 mm	R-PDSO-G28	1	Not Qualified	YES	e0
DS17485-3+	Maxim Integrated	TIMER, REAL TIME CLOCK	COMMERCIAL	THROUGH-HOLE	24	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	PARALLEL, MUXED BUS	3.7 V		3	IN-LINE	DIP24,.6	Y	2.7 V	70 Cel	0 Cel	MATTE TIN	DUAL	5.08 mm	15.24 mm		8	.032 MHz	30	260	31.75 mm	1	CMOS	SECONDS	3 V	Timer or RTC	2.54 mm	R-PDIP-T24	1	Not Qualified	NO	e3
DS1747WP-120	Maxim Integrated	TIMER, REAL TIME CLOCK	COMMERCIAL	J INVERTED	34		RECTANGULAR	UNSPECIFIED	YES	PARALLEL, DIRECT ADDRESS	3.63 V		3.3	MICROELECTRONIC ASSEMBLY	MODULE,34LEAD,1.0	N	2.97 V	70 Cel	0 Cel	TIN LEAD	DUAL			A POWERCAP MODULE CONTAINING CRYSTAL AND BATTERY REQUIRED	8	.032 MHz				0	CMOS	SECONDS	3.3 V	Timer or RTC		R-XDMA-U34		Not Qualified	NO	e0
DS1251W-120	Maxim Integrated	TIMER, REAL TIME CLOCK	COMMERCIAL	PIN/PEG	32	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	PARALLEL, DIRECT ADDRESS	3.63 V		3.3	IN-LINE	DIP32,.6	N	2.97 V	70 Cel	0 Cel	TIN LEAD	DUAL	10.922 mm	15.24 mm		8				43.053 mm		CMOS	1/100 SECOND	3.3 V	Timer or RTC	2.54 mm	R-PDIP-P32		Not Qualified	NO	e0
DS1646L-12	Maxim Integrated	TIMER, REAL TIME CLOCK	COMMERCIAL	J INVERTED	34	SOJ-I	RECTANGULAR	UNSPECIFIED	YES	PARALLEL, DIRECT ADDRESS	5.5 V			SMALL OUTLINE			4.5 V	70 Cel	0 Cel	TIN LEAD	DUAL	6.35 mm	21.5265 mm	ACCURACY 1 MIN/MONTH @ 25 DEGREE C; 10 YEARS DATA RETENTION	8				24.4475 mm	0	CMOS		5 V		1.27 mm	R-XDSO-U34		Not Qualified		e0
DS1384	Maxim Integrated	TIMER, REAL TIME CLOCK		GULL WING	44	QFP	SQUARE	PLASTIC/EPOXY	YES	PARALLEL, DIRECT ADDRESS				FLATPACK						TIN LEAD	QUAD				8					1	CMOS		5 V			S-PQFP-G44		Not Qualified		e0
DS1501W+	Maxim Integrated	TIMER, REAL TIME CLOCK	COMMERCIAL	THROUGH-HOLE	28	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	PARALLEL, DIRECT ADDRESS	3.6 V		3.3	IN-LINE	DIP28,.6	Y	3 V	70 Cel	0 Cel	MATTE TIN	DUAL	5.08 mm	15.24 mm		8	.032 MHz	30	260	36.83 mm	1	CMOS	SECONDS	3.3 V	Timers or RTCs	2.54 mm	R-PDIP-T28	1	Not Qualified	YES	e3
DS1672S-3	Maxim Integrated	TIMER, REAL TIME CLOCK	INDUSTRIAL	GULL WING	8	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	I2C	3.3 V		3	SMALL OUTLINE	SOP8,.25	N	2.7 V	85 Cel	-40 Cel	TIN LEAD	DUAL	1.75 mm	3.9 mm			.032 MHz			4.9 mm	0	CMOS	SECONDS	3 V	Timer or RTC	1.27 mm	R-PDSO-G8	1	Not Qualified	NO	e0
DS1673E-5	Maxim Integrated	TIMER, REAL TIME CLOCK	COMMERCIAL	GULL WING	20	TSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	SERIAL, 3-WIRE	5.5 V		5	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP20,.25	Y	4.5 V	70 Cel	0 Cel	TIN LEAD	DUAL	1.1 mm	4.4 mm	3-CHANNEL, 8-BIT ADC	1	.032 MHz		245	6.5 mm	0	MOS	SECONDS	5 V	Timer or RTC	.65 mm	R-PDSO-G20	1	Not Qualified	YES	e0
DS1216F-3	Maxim Integrated	TIMER, REAL TIME CLOCK	COMMERCIAL	THROUGH-HOLE	32	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	SERIAL, FIXED PROTOCOL	3.3 V			IN-LINE	DIP32,.6	N	2.7 V	70 Cel	0 Cel	TIN LEAD	DUAL	11.94 mm	15.24 mm						40.635 mm	0	CMOS	1/100 SECOND	3 V	Timer or RTC	2.54 mm	R-PDIP-T32	1	Not Qualified	NO	e0
DS1743P-70+	Maxim Integrated	TIMER, REAL TIME CLOCK	COMMERCIAL	J INVERTED	34		RECTANGULAR	UNSPECIFIED	YES	PARALLEL, DIRECT ADDRESS	5.5 V		5	MICROELECTRONIC ASSEMBLY	MODULE,34LEAD,1.0	N	4.5 V	70 Cel	0 Cel	MATTE TIN	DUAL			A POWERCAP MODULE CONTAINING CRYSTAL AND BATTERY REQUIRED	8	.032 MHz				0	CMOS	SECONDS	5 V	Timer or RTC		R-XDMA-U34	1	Not Qualified	NO	e3
DS1500YE+	Maxim Integrated	TIMER, REAL TIME CLOCK	COMMERCIAL	GULL WING	32	LSSOP	RECTANGULAR	PLASTIC/EPOXY	YES	PARALLEL, DIRECT ADDRESS	5.5 V		5	SMALL OUTLINE, LOW PROFILE, SHRINK PITCH	TSSOP32,.8,20	Y	4.5 V	70 Cel	0 Cel	MATTE TIN	DUAL	1.24 mm	8 mm		8	.032 MHz			18.4 mm	1	CMOS	SECONDS	5 V	Timer or RTC	.5 mm	R-PDSO-G32	3	Not Qualified	NO	e3

Timers & Real-Time Clocks

Timers and real-time clocks (RTCs) are electronic devices that are used to measure and track time intervals in electronic systems. They are crucial components in many applications, such as control systems, automation systems, and consumer electronics.

A timer is an electronic device that is used to measure the duration of time intervals. Timers can be either digital or analog and can be used to measure time intervals ranging from microseconds to hours or even days. They can be used for a variety of applications, such as controlling the duration of a signal or triggering an event after a specified time interval.

A real-time clock (RTC) is a clock that keeps track of the current time and date. Unlike a timer, an RTC is capable of keeping track of time even when the system is powered off. RTCs are commonly used in consumer electronics such as watches, clocks, and digital cameras, as well as in control systems, data loggers, and other applications that require accurate timekeeping.