COMMERCIAL Digital Shift Registers 1,172

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Part	Manufacturer	Logic IC Type	Temperature Grade	Terminal Form	No. of Terminals	Package Code	Package Shape	Package Body Material	Schmitt Trigger	Surface Mount	No. of Functions	Maximum Frequency At Nominal Supply	Technology	No. of Bits	Packing Method	Nominal Supply Voltage / Vsup (V)	Power Supplies (V)	Load Capacitance (CL)	Package Style (Meter)	Package Equivalence Code	Propagation Delay (tpd)	Maximum I (ol)	Sub-Category	Terminal Pitch	Maximum Operating Temperature	Count Direction	Output Characteristics	Trigger Type	Terminal Finish	Terminal Position	Minimum fmax	JESD-30 Code	Moisture Sensitivity Level (MSL)	Maximum Supply Voltage (Vsup)	Maximum Seated Height	Width	Qualification	Output Polarity	Minimum Supply Voltage (Vsup)	Maximum Power Supply Current (ICC)	Additional Features	JESD-609 Code	Maximum Time At Peak Reflow Temperature (s)	Peak Reflow Temperature (C)	Length	Family
SN74LS91NP1	Texas Instruments		COMMERCIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		TTL	8		5	5		IN-LINE	DIP14,.3			Shift Registers	2.54 mm	70 Cel	RIGHT				DUAL		R-PDIP-T14					Not Qualified
SN7495ANP1	Texas Instruments		COMMERCIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		TTL	4		5	5		IN-LINE	DIP14,.3			Shift Registers	2.54 mm	70 Cel	BIDIRECTIONAL				DUAL		R-PDIP-T14					Not Qualified
SN74ALS164N3	Texas Instruments	SERIAL IN PARALLEL OUT	COMMERCIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		TTL	8		5	5	50 pF	IN-LINE	DIP14,.3	17 ns		Shift Registers	2.54 mm	70 Cel	RIGHT		POSITIVE EDGE		DUAL	75 MHz	R-PDIP-T14		5.5 V	5.08 mm	7.62 mm	Not Qualified	TRUE	4.5 V	24 mA			NOT SPECIFIED	NOT SPECIFIED	19.305 mm	ALS
SN74S299DWR	Texas Instruments	PARALLEL IN PARALLEL OUT	COMMERCIAL	GULL WING	20	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1		TTL	8		5	5	45 pF	SMALL OUTLINE	SOP20,.4	21 ns		Shift Registers	1.27 mm	70 Cel	BIDIRECTIONAL	3-STATE	POSITIVE EDGE		DUAL	50 MHz	R-PDSO-G20		5.25 V	2.65 mm	7.5 mm	Not Qualified	TRUE	4.75 V	225 mA	HOLD MODE		NOT SPECIFIED	NOT SPECIFIED	12.8 mm	S
SN74AS195D	Texas Instruments	PARALLEL IN PARALLEL OUT	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1		TTL	4		5		50 pF	SMALL OUTLINE	SOP16,.25	10.5 ns		Shift Registers	1.27 mm	70 Cel	RIGHT		POSITIVE EDGE		DUAL	70 MHz	R-PDSO-G16		5.5 V	1.75 mm	3.9 mm	Not Qualified	TRUE	4.5 V	57 mA	COMPLEMENTARY SERIAL SHIFT RIGHT OUTPUT; J AND KBAR SERIAL INPUT		NOT SPECIFIED	NOT SPECIFIED	9.9 mm	AS
SN74LS323FN	Texas Instruments	PARALLEL IN PARALLEL OUT	COMMERCIAL	J BEND	20	QCCJ	SQUARE	PLASTIC/EPOXY		YES	1		TTL	8		5	5	15 pF	CHIP CARRIER	LDCC20,.4SQ	39 ns		Shift Registers	1.27 mm	70 Cel	BIDIRECTIONAL	3-STATE	POSITIVE EDGE		QUAD	25 MHz	S-PQCC-J20		5.25 V	4.57 mm	8.9662 mm	Not Qualified	TRUE	4.75 V	53 mA	HOLD MODE; COMMON I/O PINS; TOTEMPOLE SERIAL SHIFT RIGHT & SHIFT LEFT OUTPUTS; GATED OUTPUT CONTROL		NOT SPECIFIED	NOT SPECIFIED	8.9662 mm	LS
SN74LS395AJ	Texas Instruments	PARALLEL IN PARALLEL OUT	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED		NO	1		TTL	4		5	5	45 pF	IN-LINE	DIP16,.3	30 ns		Shift Registers	2.54 mm	70 Cel	RIGHT	3-STATE	NEGATIVE EDGE		DUAL	30 MHz	R-GDIP-T16		5.25 V	5.08 mm	7.62 mm	Not Qualified	TRUE	4.75 V	31 mA	TOTEMPOLE SERIAL SHIFT RIGHT OUTPUT		NOT SPECIFIED	NOT SPECIFIED	19.56 mm	LS
SN74F323D	Texas Instruments		COMMERCIAL	GULL WING	20	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1		TTL	8		5	5		SMALL OUTLINE	SOP20,.4			Shift Registers	1.27 mm	70 Cel	BIDIRECTIONAL				DUAL		R-PDSO-G20					Not Qualified
SN74LS674JP4	Texas Instruments		COMMERCIAL	THROUGH-HOLE	24	DIP	RECTANGULAR	CERAMIC		NO	1		TTL	16					IN-LINE	DIP24,.6			Shift Registers	2.54 mm	70 Cel					DUAL		R-XDIP-T24											NOT SPECIFIED	NOT SPECIFIED
SN74AS323NP3	Texas Instruments		COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		TTL	8					IN-LINE	DIP20,.3			Shift Registers	2.54 mm	70 Cel					DUAL		R-PDIP-T20											NOT SPECIFIED	NOT SPECIFIED
SN7494N3	Texas Instruments		COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		TTL	4		5	5		IN-LINE	DIP16,.3			Shift Registers	2.54 mm	70 Cel	RIGHT				DUAL		R-PDIP-T16
SN74LS674N	Texas Instruments	PARALLEL IN SERIAL OUT	COMMERCIAL	THROUGH-HOLE	24	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		TTL	16		5		45 pF	IN-LINE	DIP24,.6	40 ns		Shift Registers	2.54 mm	70 Cel	RIGHT	3-STATE	NEGATIVE EDGE	NICKEL PALLADIUM GOLD	DUAL	20 MHz	R-PDIP-T24		5.25 V	5.08 mm	15.24 mm	Not Qualified	TRUE	4.75 V	40 mA	HOLD MODE; READ/WRITE CONTROL; CHIP SELECT DISABLES BOTH SERIAL & PARALLEL OPERATIONS	e4			31.75 mm	LS
SN74ALS166FN-00	Texas Instruments	PARALLEL IN SERIAL OUT	COMMERCIAL	J BEND	20	QCCJ	SQUARE	PLASTIC/EPOXY		YES	1		TTL	8		5			CHIP CARRIER					1.27 mm	70 Cel	RIGHT		POSITIVE EDGE		QUAD		S-PQCC-J20		5.5 V	4.57 mm	8.9662 mm	Not Qualified	TRUE	4.5 V		CLOCK INHIBIT				8.9662 mm	ALS
SN74LS323NP3	Texas Instruments		COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		TTL	8		5	5		IN-LINE	DIP20,.3			Shift Registers	2.54 mm	70 Cel					DUAL		R-PDIP-T20
SN74ALS299NP1	Texas Instruments		COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		TTL	8		5	5		IN-LINE	DIP20,.3			Shift Registers	2.54 mm	70 Cel					DUAL		R-PDIP-T20					Not Qualified						NOT SPECIFIED	NOT SPECIFIED
SN74LS166ADR	Texas Instruments	PARALLEL IN SERIAL OUT	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	NO	YES	1	25000000 Hz	TTL	8	TR	5	5	15 pF	SMALL OUTLINE	SOP16,.25	25 ns	8 Amp	Shift Registers	1.27 mm	70 Cel	RIGHT		POSITIVE EDGE	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	25 MHz	R-PDSO-G16	1	5.25 V	1.75 mm	3.9 mm	Not Qualified	TRUE	4.75 V	32 mA	CLOCK INHIBIT	e4	NOT SPECIFIED	260	9.9 mm	LS
SN74ALS164FN	Texas Instruments		COMMERCIAL	J BEND	20	QCCJ	SQUARE	PLASTIC/EPOXY		YES	1		TTL	8		5	5		CHIP CARRIER	LDCC20,.4SQ			Shift Registers	1.27 mm	70 Cel					QUAD		S-PQCC-J20					Not Qualified						NOT SPECIFIED	NOT SPECIFIED
SN74ALS166DBLE	Texas Instruments	PARALLEL IN SERIAL OUT	COMMERCIAL	GULL WING	16	SSOP	RECTANGULAR	PLASTIC/EPOXY		YES	1		TTL	8		5			SMALL OUTLINE, SHRINK PITCH		13 ns			.65 mm	70 Cel	RIGHT		POSITIVE EDGE		DUAL	45 MHz	R-PDSO-G16		5.5 V	2 mm	5.3 mm	Not Qualified	TRUE	4.5 V						6.2 mm	ALS
SN74LS589N1	Texas Instruments		COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		TTL	8					IN-LINE	DIP16,.3			Shift Registers	2.54 mm	70 Cel					DUAL		R-PDIP-T16					Not Qualified						NOT SPECIFIED	NOT SPECIFIED
SN74AS195N3	Texas Instruments		COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		TTL	4					IN-LINE	DIP16,.3			Shift Registers	2.54 mm	70 Cel					DUAL		R-PDIP-T16											NOT SPECIFIED	NOT SPECIFIED
SN74LS322AJ4	Texas Instruments		COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	CERAMIC		NO	1	20000000 Hz	TTL	8		5	5		IN-LINE	DIP20,.3			Shift Registers	2.54 mm	70 Cel					DUAL		R-XDIP-T20
SN74L91N	Texas Instruments		COMMERCIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1	3000000 Hz	TTL	8					IN-LINE	DIP14,.3			Shift Registers	2.54 mm	70 Cel					DUAL		R-PDIP-T14					Not Qualified
SN74179N-00	Texas Instruments	PARALLEL IN PARALLEL OUT	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		TTL	4		5		15 pF	IN-LINE		35 ns			2.54 mm	70 Cel	RIGHT		NEGATIVE EDGE		DUAL	39 MHz	R-PDIP-T16		5.25 V	5.08 mm	7.62 mm	Not Qualified	TRUE	4.75 V	75 mA	HOLD MODE				19.305 mm	TTL/H/L
SN74LS295BD3	Texas Instruments		COMMERCIAL	GULL WING	14	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1		TTL	4		5	5		SMALL OUTLINE	SOP14,.25			Shift Registers	1.27 mm	70 Cel					DUAL		R-PDSO-G14
SN74ALS166NSRE4	Texas Instruments	PARALLEL IN SERIAL OUT	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1		TTL	8		5	5		SMALL OUTLINE	SOP16,.3	13 ns		Shift Registers	1.27 mm	70 Cel	RIGHT		POSITIVE EDGE	NICKEL PALLADIUM GOLD	DUAL	45 MHz	R-PDSO-G16	1	5.5 V	2 mm	5.3 mm	Not Qualified	TRUE	4.5 V		SISO OPERATION ALSO AVAILABLE	e4	30	260	10.2 mm	ALS
SN74LS598J4	Texas Instruments		COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	CERAMIC		NO	1		TTL	8		5	5		IN-LINE	DIP20,.3			Shift Registers	2.54 mm	70 Cel					DUAL		R-XDIP-T20											NOT SPECIFIED	NOT SPECIFIED
MC10H141LD	Onsemi		COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC		NO	1		ECL	4					IN-LINE	DIP16,.3			Shift Registers	2.54 mm	70 Cel	BIDIRECTIONAL			Tin/Lead (Sn/Pb)	DUAL		R-XDIP-T16										e0
SN74LS165NG	Onsemi	PARALLEL IN SERIAL OUT	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		TTL	8		5			IN-LINE		40 ns			2.54 mm	70 Cel	RIGHT		POSITIVE EDGE		DUAL	25 MHz	R-PDIP-T16		5.25 V	4.44 mm	7.62 mm	Not Qualified	COMPLEMENTARY	4.75 V		CLOCK INHIBIT		NOT SPECIFIED	NOT SPECIFIED	19.175 mm	LS
SN74LS164MR1	Onsemi	SERIAL IN PARALLEL OUT	COMMERCIAL	GULL WING	14	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1	25000000 Hz	TTL	8		5	5		SMALL OUTLINE	SOP14,.3	32 ns		Shift Registers	1.27 mm	70 Cel	RIGHT		POSITIVE EDGE	Tin/Lead (Sn/Pb)	DUAL	25 MHz	R-PDSO-G14		5.25 V	2.05 mm	5.275 mm	Not Qualified	TRUE	4.75 V			e0			10.2 mm	LS
SN74LS166M	Onsemi	PARALLEL IN SERIAL OUT	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1	25000000 Hz	TTL	8		5	5		SMALL OUTLINE	SOP16,.3	35 ns		Shift Registers	1.27 mm	70 Cel	RIGHT		POSITIVE EDGE	NICKEL PALLADIUM GOLD	DUAL	25 MHz	R-PDSO-G16	1	5.25 V	2.05 mm	5.275 mm	Not Qualified	TRUE	4.75 V			e4			10.2 mm	LS
SN74LS165DR2	Onsemi	PARALLEL IN SERIAL OUT	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1	25000000 Hz	TTL	8		5	5		SMALL OUTLINE	SOP16,.25	40 ns		Shift Registers	1.27 mm	70 Cel	RIGHT		POSITIVE EDGE	TIN LEAD	DUAL	25 MHz	R-PDSO-G16	1	5.25 V	1.75 mm	3.9 mm	Not Qualified	COMPLEMENTARY	4.75 V		CLOCK INHIBIT	e0		235	9.9 mm	LS
SN74LS164DR2	Onsemi	SERIAL IN PARALLEL OUT	COMMERCIAL	GULL WING	14	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1	25000000 Hz	TTL	8		5	5		SMALL OUTLINE	SOP14,.25	32 ns		Shift Registers	1.27 mm	70 Cel	RIGHT		POSITIVE EDGE	TIN LEAD	DUAL	25 MHz	R-PDSO-G14		5.25 V	1.75 mm	3.9 mm	Not Qualified	TRUE	4.75 V			e0		235	8.65 mm	LS
SN74LS166D	Onsemi	PARALLEL IN SERIAL OUT	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1	25000000 Hz	TTL	8		5	5		SMALL OUTLINE	SOP16,.25	35 ns		Shift Registers	1.27 mm	70 Cel	RIGHT		POSITIVE EDGE	TIN LEAD	DUAL	25 MHz	R-PDSO-G16	1	5.25 V	1.75 mm	3.9 mm	Not Qualified	TRUE	4.75 V			e0		235	9.9 mm	LS
SN74LS164ML2	Onsemi		COMMERCIAL	GULL WING	14	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1	25000000 Hz	TTL	8		5	5		SMALL OUTLINE	SOP14,.3			Shift Registers	1.27 mm	70 Cel				Tin/Lead (Sn/Pb)	DUAL		R-PDSO-G14					Not Qualified					e0
SN74LS195ADR2	Onsemi	PARALLEL IN PARALLEL OUT	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1	30000000 Hz	TTL	4		5	5		SMALL OUTLINE	SOP16,.25	26 ns		Shift Registers	1.27 mm	70 Cel	RIGHT		POSITIVE EDGE	TIN LEAD	DUAL	30 MHz	R-PDSO-G16		5.25 V	1.75 mm	3.9 mm	Not Qualified	TRUE	4.75 V		COMPLEMENTARY SERIAL SHIFT RIGHT OUTPUT; J AND KBAR SERIAL INPUT	e0			9.9 mm	LS
SN74LS164DG	Onsemi	SERIAL IN PARALLEL OUT	COMMERCIAL	GULL WING	14	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1		TTL	8		5			SMALL OUTLINE		32 ns			1.27 mm	70 Cel	RIGHT		POSITIVE EDGE		DUAL	25 MHz	R-PDSO-G14		5.25 V	1.75 mm	3.9 mm	Not Qualified	TRUE	4.75 V				NOT SPECIFIED	NOT SPECIFIED	8.65 mm	LS
SN74LS165D	Onsemi	PARALLEL IN SERIAL OUT	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1	25000000 Hz	TTL	8		5	5		SMALL OUTLINE	SOP16,.25	40 ns		Shift Registers	1.27 mm	70 Cel	RIGHT		POSITIVE EDGE	TIN LEAD	DUAL	25 MHz	R-PDSO-G16	1	5.25 V	1.75 mm	3.9 mm	Not Qualified	COMPLEMENTARY	4.75 V		CLOCK INHIBIT	e0		235	9.9 mm	LS
SN74LS165M	Onsemi	PARALLEL IN SERIAL OUT	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1	25000000 Hz	TTL	8		5	5		SMALL OUTLINE	SOP16,.3	40 ns		Shift Registers	1.27 mm	70 Cel	RIGHT		POSITIVE EDGE	NICKEL PALLADIUM GOLD	DUAL	25 MHz	R-PDSO-G16		5.25 V	2.05 mm	5.275 mm	Not Qualified	COMPLEMENTARY	4.75 V			e4			10.2 mm	LS
SN74LS166MEL	Onsemi	PARALLEL IN SERIAL OUT	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1	25000000 Hz	TTL	8		5	5		SMALL OUTLINE	SOP16,.3	35 ns		Shift Registers	1.27 mm	70 Cel	RIGHT		POSITIVE EDGE	NICKEL PALLADIUM GOLD	DUAL	25 MHz	R-PDSO-G16		5.25 V	2.05 mm	5.275 mm	Not Qualified	TRUE	4.75 V			e4			10.2 mm	LS
SN74LS165MEL	Onsemi	PARALLEL IN SERIAL OUT	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1	25000000 Hz	TTL	8		5	5		SMALL OUTLINE	SOP16,.3	40 ns		Shift Registers	1.27 mm	70 Cel	RIGHT		POSITIVE EDGE	NICKEL PALLADIUM GOLD	DUAL	25 MHz	R-PDSO-G16		5.25 V	2.05 mm	5.275 mm	Not Qualified	COMPLEMENTARY	4.75 V			e4			10.2 mm	LS
SN74LS164ML1	Onsemi		COMMERCIAL	GULL WING	14	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1	25000000 Hz	TTL	8		5	5		SMALL OUTLINE	SOP14,.3			Shift Registers	1.27 mm	70 Cel	RIGHT			Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL		R-PDSO-G14					Not Qualified					e4
SN74LS164M	Onsemi	SERIAL IN PARALLEL OUT	COMMERCIAL	GULL WING	14	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1	25000000 Hz	TTL	8		5	5		SMALL OUTLINE	SOP14,.3	32 ns		Shift Registers	1.27 mm	70 Cel	RIGHT		POSITIVE EDGE	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	25 MHz	R-PDSO-G14		5.25 V	2.05 mm	5.275 mm	Not Qualified	TRUE	4.75 V			e4			10.2 mm	LS
SN74LS164MEL	Onsemi	SERIAL IN PARALLEL OUT	COMMERCIAL	GULL WING	14	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1	25000000 Hz	TTL	8		5	5		SMALL OUTLINE	SOP14,.3	32 ns		Shift Registers	1.27 mm	70 Cel	RIGHT		POSITIVE EDGE	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	25 MHz	R-PDSO-G14		5.25 V	2.05 mm	5.275 mm	Not Qualified	TRUE	4.75 V			e4			10.2 mm	LS
SN74LS165MR1	Onsemi	PARALLEL IN SERIAL OUT	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1	25000000 Hz	TTL	8		5	5		SMALL OUTLINE	SOP16,.3	40 ns		Shift Registers	1.27 mm	70 Cel	RIGHT		POSITIVE EDGE	TIN LEAD	DUAL	25 MHz	R-PDSO-G16		5.25 V	2.05 mm	5.275 mm	Not Qualified	COMPLEMENTARY	4.75 V			e0			10.2 mm	LS
SN74LS166ML1	Onsemi		COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1	25000000 Hz	TTL	8		5	5		SMALL OUTLINE	SOP16,.3			Shift Registers	1.27 mm	70 Cel	RIGHT			Tin/Lead (Sn/Pb)	DUAL		R-PDSO-G16					Not Qualified					e0
SN74LS194ADR2	Onsemi	PARALLEL IN PARALLEL OUT	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1	25000000 Hz	TTL	4		5	5		SMALL OUTLINE	SOP16,.25	26 ns		Shift Registers	1.27 mm	70 Cel	BIDIRECTIONAL		POSITIVE EDGE	TIN LEAD	DUAL	25 MHz	R-PDSO-G16		5.25 V	1.75 mm	3.9 mm	Not Qualified	TRUE	4.75 V		HOLD MODE	e0		235	9.9 mm	LS
SN74LS166DR2	Onsemi	PARALLEL IN SERIAL OUT	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1	25000000 Hz	TTL	8		5	5		SMALL OUTLINE	SOP16,.25	35 ns		Shift Registers	1.27 mm	70 Cel	RIGHT		POSITIVE EDGE	TIN LEAD	DUAL	25 MHz	R-PDSO-G16		5.25 V	1.75 mm	3.9 mm	Not Qualified	TRUE	4.75 V			e0		235	9.9 mm	LS
SN74LS299DWR2	Onsemi	PARALLEL IN PARALLEL OUT	COMMERCIAL	GULL WING	20	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1	25000000 Hz	TTL	8		5	5		SMALL OUTLINE	SOP20,.4	39 ns		Shift Registers	1.27 mm	70 Cel	BIDIRECTIONAL	3-STATE	POSITIVE EDGE	TIN LEAD	DUAL	25 MHz	R-PDSO-G20	1	5.25 V	2.65 mm	7.5 mm	Not Qualified	TRUE	4.75 V			e0		235	12.8 mm	LS

Digital Shift Registers

Digital shift registers are electronic circuits that can store and shift data in a serial-in, serial-out (SISO) or parallel-in, serial-out (PISO) fashion. They are commonly used in digital systems for data storage, data transfer, and signal processing applications.

Shift registers can be designed using various types of flip-flops, such as D flip-flops, JK flip-flops, and T flip-flops. They can also be designed using various technologies, including transistor-transistor logic (TTL), complementary metal-oxide-semiconductor (CMOS), and field-programmable gate arrays (FPGAs).

Digital shift registers can be classified into various types based on their operation mode and the direction of data shift. The most common types of shift registers include:

1. Serial-in, serial-out (SISO) shift registers: These shift registers have one serial input and one serial output. They can shift data in one direction, either left or right, and can be used for data storage, delay generation, and signal processing applications.

2. Parallel-in, serial-out (PISO) shift registers: These shift registers have multiple parallel inputs and one serial output. They can shift data from multiple inputs to a single output in a serial fashion and can be used for data transfer and signal processing applications.

3. Serial-in, parallel-out (SIPO) shift registers: These shift registers have one serial input and multiple parallel outputs. They can shift data from a single input to multiple outputs in a parallel fashion and can be used for data storage and signal processing applications.

4. Parallel-in, parallel-out (PIPO) shift registers: These shift registers have multiple parallel inputs and multiple parallel outputs. They can shift data from multiple inputs to multiple outputs in a parallel fashion and can be used for data transfer and signal processing applications.

Digital shift registers are used in various applications, including serial-to-parallel conversion, parallel-to-serial conversion, data storage, data transfer, and signal processing. They are essential components of digital systems and can be found in many electronic devices, such as computers, mobile phones, and digital cameras.