28 Clock ICs 27

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Part	Manufacturer	General IC Type	Temperature Grade	Terminal Form	No. of Terminals	Package Code	Package Shape	Package Body Material	Display Mode	Surface Mount	No. of Functions	Technology	Nominal Oscillator Frequency	Frequency Trimming	Power Supplies (V)	Package Style (Meter)	Package Equivalence Code	Sub-Category	Terminal Pitch	Maximum Operating Temperature	Application	Minimum Operating Temperature	Terminal Finish	Terminal Position	JESD-30 Code	Moisture Sensitivity Level (MSL)	Maximum Supply Voltage (Vsup)	Maximum Seated Height	Battery EOL Indicator	Width	Qualification	Minimum Supply Voltage (Vsup)	Additional Features	JESD-609 Code	Maximum Time At Peak Reflow Temperature (s)	Peak Reflow Temperature (C)	Length	Alarm
TMS1121CNLL	Texas Instruments		COMMERCIAL	THROUGH-HOLE	28	DIP	RECTANGULAR	PLASTIC/EPOXY		NO		MOS				IN-LINE	DIP28,.6	Clock ICs	2.54 mm	70 Cel		0 Cel		DUAL	R-PDIP-T28						Not Qualified
TMS3450NL	Texas Instruments		COMMERCIAL	THROUGH-HOLE	28	DIP	RECTANGULAR	PLASTIC/EPOXY		NO		MOS			-7.5/-14	IN-LINE	DIP28,.4	Clock ICs	2.54 mm	70 Cel		-20 Cel		DUAL	R-PDIP-T28						Not Qualified
TMS1121NLL	Texas Instruments			THROUGH-HOLE	28	DIP	RECTANGULAR	PLASTIC/EPOXY		NO		MOS				IN-LINE	DIP28,.6	Clock ICs	2.54 mm					DUAL	R-PDIP-T28						Not Qualified
PCF1175CU/10	NXP Semiconductors	LCD CLOCK	INDUSTRIAL	NO LEAD	28	DIE	UNSPECIFIED	UNSPECIFIED	DIGITAL	YES			4.194304 MHZ	YES		UNCASED CHIP				85 Cel	CAR CLOCK	-40 Cel		UPPER	X-XUUC-N28		6 V		NO		Not Qualified	3 V	COLON FLASH					NO
935006010112	NXP Semiconductors	LCD CLOCK	INDUSTRIAL	GULL WING	28	SOP	RECTANGULAR	PLASTIC/EPOXY	DIGITAL	YES	1	CMOS	4.194304 MHZ	NO		SMALL OUTLINE			1.27 mm	85 Cel	CAR CLOCK	-40 Cel		DUAL	R-PDSO-G28		6 V	2.65 mm	NO	7.5 mm	Not Qualified	3 V			NOT SPECIFIED	NOT SPECIFIED	17.9 mm	NO
PCF1178CTD	NXP Semiconductors	LCD CLOCK	INDUSTRIAL	GULL WING	28	SOP	RECTANGULAR	PLASTIC/EPOXY	DIGITAL	YES	1	CMOS	4.194304 MHZ	NO		SMALL OUTLINE			1.27 mm	85 Cel	CAR CLOCK	-40 Cel		DUAL	R-PDSO-G28		6 V	2.65 mm	NO	7.5 mm	Not Qualified	3 V			40	245	17.9 mm	NO
PCF1175CU	NXP Semiconductors	LCD CLOCK	INDUSTRIAL	NO LEAD	28	DIE	UNSPECIFIED	UNSPECIFIED	DIGITAL	YES			4.194304 MHZ	YES		UNCASED CHIP				85 Cel	CAR CLOCK	-40 Cel		UPPER	X-XUUC-N28		6 V		NO		Not Qualified	3 V	COLON FLASH					NO
935182630005	NXP Semiconductors	LCD CLOCK	INDUSTRIAL	NO LEAD	28	DIE	RECTANGULAR	UNSPECIFIED	DIGITAL	YES	1	CMOS	4.194304 MHZ	NO		UNCASED CHIP				85 Cel	CAR CLOCK	-40 Cel		UPPER	R-XUUC-N28		6 V		NO		Not Qualified	3 V			NOT SPECIFIED	NOT SPECIFIED		NO
PCF1175CT/S420/2:1	NXP Semiconductors	LCD CLOCK	INDUSTRIAL	GULL WING	28	SOP	RECTANGULAR	PLASTIC/EPOXY	DIGITAL	YES	1		4.194304 MHZ	YES		SMALL OUTLINE			1.27 mm	85 Cel	CAR CLOCK	-40 Cel		DUAL	R-PDSO-G28		6 V	2.65 mm	NO	7.5 mm		3 V	COLON FLASH				17.9 mm	NO
PCF1178CU/10	NXP Semiconductors	LCD CLOCK	INDUSTRIAL	NO LEAD	28	DIE	RECTANGULAR	UNSPECIFIED	DIGITAL	YES	1	CMOS	4.194304 MHZ	NO		UNCASED CHIP				85 Cel	CAR CLOCK	-40 Cel		UPPER	R-XUUC-N28		6 V		NO		Not Qualified	3 V	COLON FLASH					NO
PCF1175CT/F2,112	NXP Semiconductors	LCD CLOCK	INDUSTRIAL	GULL WING	28	SOP	RECTANGULAR	PLASTIC/EPOXY	DIGITAL	YES			4.194304 MHZ	YES		SMALL OUTLINE				85 Cel	CAR CLOCK	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	R-PDSO-G28	1	6 V		NO		Not Qualified	3 V	COLON FLASH	e4		260		NO
PCF1178CU	NXP Semiconductors	LCD CLOCK	INDUSTRIAL	NO LEAD	28	DIE	RECTANGULAR	UNSPECIFIED	DIGITAL	YES	1	CMOS	4.194304 MHZ	NO		UNCASED CHIP				85 Cel	CAR CLOCK	-40 Cel		UPPER	R-XUUC-N28		6 V		NO		Not Qualified	3 V	COLON FLASH					NO
PCF1179CT,112	NXP Semiconductors	LCD CLOCK	INDUSTRIAL	GULL WING	28	SOP	RECTANGULAR	PLASTIC/EPOXY	DIGITAL	YES	1	CMOS	4.194304 MHZ	NO	3.3/5	SMALL OUTLINE	SOP28,.4	Clock ICs	1.27 mm	85 Cel	CAR CLOCK	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	R-PDSO-G28	1	6 V	2.65 mm	NO	7.5 mm	Not Qualified	3 V		e4	30	260	17.9 mm	NO
PCF1179CT	NXP Semiconductors	LCD CLOCK	INDUSTRIAL	GULL WING	28	SOP	RECTANGULAR	PLASTIC/EPOXY	DIGITAL	YES	1	CMOS	4.194304 MHZ	NO	3.3/5	SMALL OUTLINE	SOP28,.4	Clock ICs	1.27 mm	85 Cel	CAR CLOCK	-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	R-PDSO-G28	1	6 V	2.65 mm	NO	7.5 mm	Not Qualified	3 V		e4	30	260	17.9 mm	NO
PCF1178CT	NXP Semiconductors	LCD CLOCK	INDUSTRIAL	GULL WING	28	SOP	RECTANGULAR	PLASTIC/EPOXY	DIGITAL	YES	1	CMOS	4.194304 MHZ	NO	3.3/5	SMALL OUTLINE	SOP28,.4	Clock ICs	1.27 mm	85 Cel	CAR CLOCK	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	R-PDSO-G28		6 V	2.65 mm	NO	7.5 mm	Not Qualified	3 V	COLON FLASH	e4		260	17.9 mm	NO
PCF1175CT	NXP Semiconductors	LCD CLOCK	INDUSTRIAL	GULL WING	28	SOP	RECTANGULAR	PLASTIC/EPOXY	DIGITAL	YES		CMOS	4.194304 MHZ	YES	3.3/5	SMALL OUTLINE	SOP28,.4	Clock ICs	1.27 mm	85 Cel	CAR CLOCK	-40 Cel		DUAL	R-PDSO-G28		6 V		NO		Not Qualified	3 V	COLON FLASH			260		NO
PCF1178CTD-T	NXP Semiconductors	LCD CLOCK	INDUSTRIAL	GULL WING	28	SOP	RECTANGULAR	PLASTIC/EPOXY	DIGITAL	YES	1	CMOS	4.194304 MHZ	NO		SMALL OUTLINE			1.27 mm	85 Cel	CAR CLOCK	-40 Cel		DUAL	R-PDSO-G28		6 V	2.65 mm	NO	7.5 mm	Not Qualified	3 V			40	245	17.9 mm	NO
PCF1179CU	NXP Semiconductors	LCD CLOCK	INDUSTRIAL	NO LEAD	28	DIE	UNSPECIFIED	UNSPECIFIED	DIGITAL	YES	1	CMOS	4.194304 MHZ	NO		UNCASED CHIP				85 Cel	CAR CLOCK	-40 Cel		UPPER	X-XUUC-N28		6 V		NO		Not Qualified	3 V						NO
935006010118	NXP Semiconductors	LCD CLOCK	INDUSTRIAL	GULL WING	28	SOP	RECTANGULAR	PLASTIC/EPOXY	DIGITAL	YES	1	CMOS	4.194304 MHZ	NO		SMALL OUTLINE			1.27 mm	85 Cel	CAR CLOCK	-40 Cel		DUAL	R-PDSO-G28		6 V	2.65 mm	NO	7.5 mm	Not Qualified	3 V			NOT SPECIFIED	NOT SPECIFIED	17.9 mm	NO
PCF1178CU/15	NXP Semiconductors	LCD CLOCK	INDUSTRIAL	NO LEAD	28	DIE	RECTANGULAR	UNSPECIFIED	DIGITAL	YES	1	CMOS	4.194304 MHZ	NO		UNCASED CHIP				85 Cel	CAR CLOCK	-40 Cel		UPPER	R-XUUC-N28		6 V		NO		Not Qualified	3 V	COLON FLASH					NO
PCF1178CT,112	NXP Semiconductors	LCD CLOCK	INDUSTRIAL	GULL WING	28	SOP	RECTANGULAR	PLASTIC/EPOXY	DIGITAL	YES	1	CMOS	4.194304 MHZ	NO		SMALL OUTLINE			1.27 mm	85 Cel	CAR CLOCK	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	R-PDSO-G28		6 V	2.65 mm	NO	7.5 mm	Not Qualified	3 V		e4			17.9 mm	NO
PCF1179CTD-T	NXP Semiconductors	LCD CLOCK	INDUSTRIAL	GULL WING	28	SOP	RECTANGULAR	PLASTIC/EPOXY	DIGITAL	YES	1	CMOS	4.194304 MHZ	NO		SMALL OUTLINE				85 Cel	CAR CLOCK	-40 Cel		DUAL	R-PDSO-G28		6 V		NO		Not Qualified	3 V			NOT SPECIFIED	NOT SPECIFIED		NO
PCF1179CU/10	NXP Semiconductors	LCD CLOCK	INDUSTRIAL	NO LEAD	28	DIE	UNSPECIFIED	UNSPECIFIED	DIGITAL	YES	1	CMOS	4.194304 MHZ	NO		UNCASED CHIP				85 Cel	CAR CLOCK	-40 Cel		UPPER	X-XUUC-N28		6 V		NO		Not Qualified	3 V						NO
PCF1175CT/S420/2,1	NXP Semiconductors	LCD CLOCK	INDUSTRIAL	GULL WING	28	SOP	RECTANGULAR	PLASTIC/EPOXY	DIGITAL	YES	1		4.194304 MHZ	YES		SMALL OUTLINE			1.27 mm	85 Cel	CAR CLOCK	-40 Cel		DUAL	R-PDSO-G28		6 V	2.65 mm	NO	7.5 mm		3 V	COLON FLASH				17.9 mm	NO
PCF1178CT,118	NXP Semiconductors	LCD CLOCK	INDUSTRIAL	GULL WING	28	SOP	RECTANGULAR	PLASTIC/EPOXY	DIGITAL	YES	1	CMOS	4.194304 MHZ	NO		SMALL OUTLINE			1.27 mm	85 Cel	CAR CLOCK	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	R-PDSO-G28		6 V	2.65 mm	NO	7.5 mm	Not Qualified	3 V		e4			17.9 mm	NO
PCF1179CT,118	NXP Semiconductors	LCD CLOCK	INDUSTRIAL	GULL WING	28	SOP	RECTANGULAR	PLASTIC/EPOXY	DIGITAL	YES	1	CMOS	4.194304 MHZ	NO		SMALL OUTLINE				85 Cel	CAR CLOCK	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	R-PDSO-G28	1	6 V		NO		Not Qualified	3 V		e4		260		NO
PCF1175CT/F2,118	NXP Semiconductors	LCD CLOCK	INDUSTRIAL	GULL WING	28	SOP	RECTANGULAR	PLASTIC/EPOXY	DIGITAL	YES			4.194304 MHZ	YES		SMALL OUTLINE				85 Cel	CAR CLOCK	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	R-PDSO-G28	1	6 V		NO		Not Qualified	3 V	COLON FLASH	e4		260		NO

Clock ICs

Clock ICs, also known as timing ICs, are electronic components that generate, distribute, or control the timing signals in electronic systems. These ICs are critical components of many electronic systems, providing precise timing and synchronization for a variety of applications.

Clock ICs can be classified into several types based on their specific function. Some of the most common types of clock ICs include:

1. Clock generators - These ICs generate a clock signal with a specific frequency and waveform. They are often used in microprocessors, digital signal processors, and other digital circuits that require a clock signal.

2. Clock buffers - These ICs distribute the clock signal to multiple devices or circuits, ensuring that the signal remains stable and accurate.

3. Clock multipliers - These ICs generate a clock signal with a frequency that is a multiple of the input clock signal. They are often used in high-speed digital circuits to generate clock signals that are faster than the input clock signal.

4. Clock dividers - These ICs generate a clock signal with a frequency that is a fraction of the input clock signal. They are often used in digital circuits that require a clock signal with a lower frequency than the input clock signal.

Clock ICs can be designed to operate at a variety of frequencies, from a few Hertz to several gigahertz. They can also be designed to operate at different voltages, depending on the specific application.