THROUGH-HOLE Digital Shift Registers 2,274

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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	Minimum Operating Temperature	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
SN74164N3	Texas Instruments	SERIAL IN PARALLEL OUT	COMMERCIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		TTL	8		5	5	15 pF	IN-LINE	DIP14,.3	32 ns		Shift Registers	2.54 mm	70 Cel	RIGHT		POSITIVE EDGE	0 Cel		DUAL	25 MHz	R-PDIP-T14		5.25 V	5.08 mm	7.62 mm	Not Qualified	TRUE	4.75 V	54 mA			NOT SPECIFIED	NOT SPECIFIED	19.305 mm	TTL/H/L
SN74LS589J4	Texas Instruments		COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC		NO	1		TTL	8					IN-LINE	DIP16,.3			Shift Registers	2.54 mm	70 Cel				0 Cel		DUAL		R-XDIP-T16											NOT SPECIFIED	NOT SPECIFIED
CD74HCT4094EE4	Texas Instruments	SERIAL IN PARALLEL OUT	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	NO	1	20000000 Hz	CMOS	8	TUBE	5	5	50 pF	IN-LINE	DIP16,.3	43 ns	4 Amp	Shift Registers	2.54 mm	125 Cel	RIGHT	3-STATE	POSITIVE EDGE	-55 Cel	NICKEL PALLADIUM GOLD	DUAL	24 MHz	R-PDIP-T16		5.5 V	5.08 mm	6.35 mm	Not Qualified	TRUE	4.5 V	.16 mA	PARALLEL OUTPUT IS LATCHED; SERIAL OUTPUT LATCHED WITH SHIFT CLOCK ALSO AVAILABLE	e4			19.3 mm	HCT
SN74LS323N-10	Texas Instruments	PARALLEL IN PARALLEL OUT	COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		TTL	8		5		45 pF	IN-LINE		25 ns			2.54 mm	70 Cel	BIDIRECTIONAL	3-STATE	POSITIVE EDGE	0 Cel		DUAL	50 MHz	R-PDIP-T20		5.25 V	5.08 mm	7.62 mm	Not Qualified	TRUE	4.75 V	60 mA	HOLD MODE				24.325 mm	LS
SN74HC194NP3	Texas Instruments		INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		CMOS	4			2/6		IN-LINE	DIP16,.3			Shift Registers	2.54 mm	85 Cel				-40 Cel		DUAL		R-PDIP-T16
SN74L95N-10	Texas Instruments	PARALLEL IN PARALLEL OUT	COMMERCIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		TTL	4		5		50 pF	IN-LINE		200 ns			2.54 mm	70 Cel	RIGHT		NEGATIVE EDGE	0 Cel		DUAL	5 MHz	R-PDIP-T14		5.25 V	5.08 mm	7.62 mm	Not Qualified	TRUE	4.75 V	9 mA	SEPARATE CLOCKS FOR SHIFT RIGHT & LOAD				19.305 mm	TTL/H/L
SN74HC166N-10	Texas Instruments	PARALLEL IN SERIAL OUT	INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		CMOS	8		5		50 pF	IN-LINE		38 ns			2.54 mm	85 Cel	RIGHT		POSITIVE EDGE	-40 Cel		DUAL	25 MHz	R-PDIP-T16		6 V	5.08 mm	7.62 mm	Not Qualified	TRUE	2 V		CLOCK INHIBIT				19.305 mm	HC/UH
SN74LS594J4	Texas Instruments		COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC		NO	1		TTL	8					IN-LINE	DIP16,.3			Shift Registers	2.54 mm	70 Cel				0 Cel		DUAL		R-XDIP-T16											NOT SPECIFIED	NOT SPECIFIED
SN74ALS165N1	Texas Instruments		COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		TTL	8		5	5		IN-LINE	DIP16,.3			Shift Registers	2.54 mm	70 Cel				0 Cel		DUAL		R-PDIP-T16					Not Qualified						NOT SPECIFIED	NOT SPECIFIED
SN74LS596NP1	Texas Instruments		COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		TTL	8		5	5		IN-LINE	DIP16,.3			Shift Registers	2.54 mm	70 Cel				0 Cel		DUAL		R-PDIP-T16					Not Qualified						NOT SPECIFIED	NOT SPECIFIED
SN74ALS323NP3	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				0 Cel		DUAL		R-PDIP-T20
SN74LS596J4	Texas Instruments		COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC		NO	1		TTL	8		5	5		IN-LINE	DIP16,.3			Shift Registers	2.54 mm	70 Cel				0 Cel		DUAL		R-XDIP-T16											NOT SPECIFIED	NOT SPECIFIED
SN74LS322JP4	Texas Instruments		COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	CERAMIC		NO	1	35000000 Hz	TTL	8		5	5		IN-LINE	DIP20,.3			Shift Registers	2.54 mm	70 Cel				0 Cel		DUAL		R-XDIP-T20
SN74HC595N3	Texas Instruments		INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		CMOS	8			2/6		IN-LINE	DIP16,.3			Shift Registers	2.54 mm	85 Cel				-40 Cel		DUAL		R-PDIP-T16											NOT SPECIFIED	NOT SPECIFIED
SN74LS194ANP1	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				0 Cel		DUAL		R-PDIP-T16					Not Qualified
SN74L99N3	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				0 Cel		DUAL		R-PDIP-T16
SN74166N	Texas Instruments	PARALLEL IN SERIAL OUT	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		TTL	8		5	5	15 pF	IN-LINE	DIP16,.3	30 ns		Shift Registers	2.54 mm	70 Cel	RIGHT		POSITIVE EDGE	0 Cel		DUAL	25 MHz	R-PDIP-T16		5.25 V	5.08 mm	7.62 mm	Not Qualified	TRUE	4.75 V	127 mA	CLOCK INHIBIT		NOT SPECIFIED	NOT SPECIFIED	19.305 mm	TTL/H/L
SN74178N-10	Texas Instruments	PARALLEL IN PARALLEL OUT	COMMERCIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		TTL	4		5		15 pF	IN-LINE		35 ns			2.54 mm	70 Cel	RIGHT		NEGATIVE EDGE	0 Cel		DUAL	39 MHz	R-PDIP-T14		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
SN74HC589J	Texas Instruments		INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC, METAL-SEALED COFIRED		NO	1		CMOS	8			2/6		IN-LINE	DIP16,.3	335 ns		Shift Registers	2.54 mm	85 Cel	RIGHT	3-STATE	POSITIVE EDGE	-40 Cel		DUAL	25 MHz	R-CDIP-T16					Not Qualified	TRUE					NOT SPECIFIED	NOT SPECIFIED		HC/UH
SN74178N	Texas Instruments	PARALLEL IN PARALLEL OUT	COMMERCIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		TTL	4		5		15 pF	IN-LINE	DIP14,.3	35 ns		Shift Registers	2.54 mm	70 Cel	RIGHT		NEGATIVE EDGE	0 Cel		DUAL	25 MHz	R-PDIP-T14		5.25 V	5.08 mm	7.62 mm	Not Qualified	TRUE	4.75 V	75 mA	HOLD MODE		NOT SPECIFIED	NOT SPECIFIED	19.305 mm	TTL/H/L
SN74165JP4	Texas Instruments		COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC		NO	1		TTL	8		5	5		IN-LINE	DIP16,.3			Shift Registers	2.54 mm	70 Cel	RIGHT			0 Cel		DUAL		R-XDIP-T16
CD74HC4015E	Texas Instruments	SERIAL IN PARALLEL OUT	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	NO	2	20000000 Hz	CMOS	4	TUBE	4.5	2/6	50 pF	IN-LINE	DIP16,.3	270 ns	5.2 Amp	Shift Registers	2.54 mm	125 Cel	RIGHT		POSITIVE EDGE	-55 Cel	NICKEL PALLADIUM GOLD	DUAL	60 MHz	R-PDIP-T16	1	6 V	5.08 mm	7.62 mm	Not Qualified	TRUE	2 V	.16 mA	INDIVIDUAL CLOCK & CLEAR FOR EACH SHIFT REGISTER	e4			19.305 mm	HC
SN74198J	Texas Instruments	PARALLEL IN PARALLEL OUT	COMMERCIAL	THROUGH-HOLE	24	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED		NO	1		TTL	8		5		15 pF	IN-LINE	DIP24,.6	30 ns		Shift Registers	2.54 mm	70 Cel	BIDIRECTIONAL		POSITIVE EDGE	0 Cel		DUAL	25 MHz	R-GDIP-T24		5.25 V			Not Qualified	TRUE	4.75 V	127 mA	HOLD MODE; EXTERNAL CLOCK GATED WITH MODE CONTROL AND USED AS SHIFT CLOCK		NOT SPECIFIED	NOT SPECIFIED		TTL/H/L
SN74HC674NTP3	Texas Instruments		INDUSTRIAL	THROUGH-HOLE	24	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		CMOS	16					IN-LINE	DIP24,.3			Shift Registers	2.54 mm	85 Cel				-40 Cel		DUAL		R-PDIP-T24											NOT SPECIFIED	NOT SPECIFIED
SN74L96J	Texas Instruments		COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC		NO	1	5000000 Hz	TTL	5					IN-LINE	DIP16,.3			Shift Registers	2.54 mm	70 Cel				0 Cel		DUAL		R-XDIP-T16					Not Qualified
SN74LS295BNP3	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				0 Cel		DUAL		R-PDIP-T14
SN74L91N-10	Texas Instruments	SERIAL IN SERIAL OUT	COMMERCIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		TTL	8		5		50 pF	IN-LINE		150 ns			2.54 mm	70 Cel	RIGHT		POSITIVE EDGE	0 Cel		DUAL	6.5 MHz	R-PDIP-T14		5.25 V	5.08 mm	7.62 mm	Not Qualified	COMPLEMENTARY	4.75 V	6.6 mA					19.305 mm	TTL/H/L
SN74LS164N-00	Texas Instruments	SERIAL IN PARALLEL OUT	COMMERCIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		TTL	8		5		15 pF	IN-LINE		32 ns			2.54 mm	70 Cel	RIGHT		POSITIVE EDGE	0 Cel		DUAL	36 MHz	R-PDIP-T14		5.25 V	5.08 mm	7.62 mm	Not Qualified	TRUE	4.75 V	27 mA					19.305 mm	LS
CD74AC164E	Texas Instruments	SERIAL IN PARALLEL OUT	MILITARY	THROUGH-HOLE	14	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	NO	1	54000000 Hz	CMOS	8	TUBE	3	3.3/5	50 pF	IN-LINE	DIP14,.3	157 ns	24 Amp	Shift Registers	2.54 mm	125 Cel	RIGHT		POSITIVE EDGE	-55 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	75 MHz	R-PDIP-T14		5.5 V	5.08 mm	7.62 mm	Not Qualified	TRUE	1.5 V	.16 mA		e4	NOT SPECIFIED	NOT SPECIFIED	19.305 mm	AC
SN74LS674N3	Texas Instruments		COMMERCIAL	THROUGH-HOLE	24	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		TTL	16					IN-LINE	DIP24,.6			Shift Registers	2.54 mm	70 Cel				0 Cel		DUAL		R-PDIP-T24
SN74HC673NT1	Texas Instruments		INDUSTRIAL	THROUGH-HOLE	24	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		CMOS	16					IN-LINE	DIP24,.3			Shift Registers	2.54 mm	85 Cel				-40 Cel		DUAL		R-PDIP-T24					Not Qualified						NOT SPECIFIED	NOT SPECIFIED
SN74195NP3	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	BIDIRECTIONAL			0 Cel		DUAL		R-PDIP-T16
SN74F166AN	Texas Instruments	PARALLEL IN SERIAL OUT	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1	110000000 Hz	TTL	8		5	5	50 pF	IN-LINE	DIP16,.3	8 ns		Shift Registers	2.54 mm	70 Cel	RIGHT		POSITIVE EDGE	0 Cel		DUAL	110 MHz	R-PDIP-T16		5.5 V	5.08 mm	7.62 mm	Not Qualified	TRUE	4.5 V	70 mA	CLOCK INHIBIT		NOT SPECIFIED	NOT SPECIFIED	19.305 mm	F/FAST
SN74LS166N1	Texas Instruments		COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		TTL	8		5	5		IN-LINE	DIP16,.3			Shift Registers	2.54 mm	70 Cel				0 Cel		DUAL		R-PDIP-T16					Not Qualified						NOT SPECIFIED	NOT SPECIFIED
SN7496N	Texas Instruments	PARALLEL IN PARALLEL OUT	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1	10000000 Hz	TTL	5		5	5	15 pF	IN-LINE	DIP16,.3	40 ns		Shift Registers	2.54 mm	70 Cel	RIGHT		POSITIVE EDGE	0 Cel		DUAL	10 MHz	R-PDIP-T16		5.25 V	5.08 mm	7.62 mm	Not Qualified	TRUE	4.75 V	79 mA	CLEAR FOLLOWED BY SELECTIVE PRESET IMITATES LOAD		NOT SPECIFIED	NOT SPECIFIED	19.305 mm	TTL/H/L
SN74178N1	Texas Instruments		COMMERCIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		TTL	4					IN-LINE	DIP14,.3			Shift Registers	2.54 mm	70 Cel	RIGHT			0 Cel		DUAL		R-PDIP-T14					Not Qualified
SN74LS295AJ	Texas Instruments		COMMERCIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	CERAMIC		NO	1	20000000 Hz	TTL	4		5	5		IN-LINE	DIP14,.3			Shift Registers	2.54 mm	70 Cel				0 Cel		DUAL		R-XDIP-T14					Not Qualified
SN74LS594NP3	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				0 Cel		DUAL		R-PDIP-T16											NOT SPECIFIED	NOT SPECIFIED
SN74179J4	Texas Instruments		COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC		NO	1		TTL	4		5	5		IN-LINE	DIP16,.3			Shift Registers	2.54 mm	70 Cel	RIGHT			0 Cel		DUAL		R-XDIP-T16
SN74LS599N1	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				0 Cel		DUAL		R-PDIP-T16					Not Qualified						NOT SPECIFIED	NOT SPECIFIED
CD4031BD	Texas Instruments	SERIAL IN SERIAL OUT	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC, METAL-SEALED COFIRED		NO	1	2000000 Hz	CMOS	64		5	5/15		IN-LINE	DIP16,.3	500 ns		Shift Registers	2.54 mm	125 Cel	RIGHT		POSITIVE EDGE	-55 Cel		DUAL	6 MHz	R-CDIP-T16		18 V			Not Qualified	COMPLEMENTARY	3 V		DELAYED BUFFERED CLOCK OUTPUT FOR CASCADING		NOT SPECIFIED	NOT SPECIFIED		4000/14000/40000
SN74ALS164N	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			Shift Registers	2.54 mm	70 Cel	RIGHT		POSITIVE EDGE	0 Cel		DUAL		R-PDIP-T14		5.5 V	5.08 mm	7.62 mm	Not Qualified	TRUE	4.5 V				NOT SPECIFIED	NOT SPECIFIED	18.9 mm	ALS
SN74L91J	Texas Instruments		COMMERCIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	CERAMIC		NO	1	3000000 Hz	TTL	8					IN-LINE	DIP14,.3			Shift Registers	2.54 mm	70 Cel				0 Cel		DUAL		R-XDIP-T14					Not Qualified
SN74LS164N1	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			0 Cel		DUAL		R-PDIP-T14					Not Qualified
SN74LS91J4	Texas Instruments		COMMERCIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	CERAMIC		NO	1		TTL	8		5	5		IN-LINE	DIP14,.3			Shift Registers	2.54 mm	70 Cel	RIGHT			0 Cel		DUAL		R-XDIP-T14
SN74HC165NP1	Texas Instruments		INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		CMOS	8			2/6		IN-LINE	DIP16,.3			Shift Registers	2.54 mm	85 Cel				-40 Cel		DUAL		R-PDIP-T16					Not Qualified						NOT SPECIFIED	NOT SPECIFIED
SN74LS165N3	Texas Instruments		COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		TTL	8		5	5		IN-LINE	DIP16,.3			Shift Registers	2.54 mm	70 Cel				0 Cel		DUAL		R-PDIP-T16
SN74AHCT594NE4	Texas Instruments	SERIAL IN PARALLEL OUT	INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		CMOS	8		5	5		IN-LINE	DIP16,.3	10.1 ns		Shift Registers	2.54 mm	85 Cel	RIGHT		POSITIVE EDGE	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	115 MHz	R-PDIP-T16		5.5 V	5.08 mm	7.62 mm	Not Qualified	TRUE	4.5 V		PARALLEL OUTPUT IS REGISTERED	e4			19.305 mm	AHCT/VHCT/VT

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.