24 Latches & Flip-Flops 738

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Part RoHS Manufacturer Logic IC Type Temperature Grade Terminal Form No. of Terminals Package Code Package Shape Total Dose (V) Package Body Material Schmitt Trigger Surface Mount No. of Functions Maximum Frequency At Nominal Supply Technology Screening Level No. of Inputs 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 No. of Ports 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

SN74AS29843NTP3

Texas Instruments

D LATCH

COMMERCIAL

THROUGH-HOLE

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

TTL

9

IN-LINE

DIP24,.3

FF/Latches

2.54 mm

70 Cel

3-STATE

0 Cel

DUAL

R-PDIP-T24

NOT SPECIFIED

NOT SPECIFIED

SN74ALS995DWR

Texas Instruments

D LATCH

COMMERCIAL

GULL WING

24

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

TTL

10

5

50 pF

SMALL OUTLINE

22 ns

1.27 mm

70 Cel

HIGH LEVEL

0 Cel

DUAL

R-PDSO-G24

5.5 V

2.65 mm

7.5 mm

Not Qualified

INVERTED

4.5 V

85 mA

WITH READ-BACK

15.4 mm

ALS

SN74AS878NTP3

Texas Instruments

D FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

TTL

IN-LINE

DIP24,.3

FF/Latches

2.54 mm

70 Cel

3-STATE

POSITIVE EDGE

0 Cel

DUAL

R-PDIP-T24

SN74ALS874NTP3

Texas Instruments

D FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

TTL

5

5

IN-LINE

DIP24,.3

FF/Latches

2.54 mm

70 Cel

3-STATE

POSITIVE EDGE

0 Cel

DUAL

R-PDIP-T24

SN74ALS874NT

Texas Instruments

D FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

TTL

5

5

IN-LINE

DIP24,.3

FF/Latches

2.54 mm

70 Cel

3-STATE

POSITIVE EDGE

0 Cel

DUAL

R-PDIP-T24

Not Qualified

SN74ALS880NT3

Texas Instruments

D LATCH

COMMERCIAL

THROUGH-HOLE

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

TTL

4

5

5

IN-LINE

DIP24,.3

FF/Latches

2.54 mm

70 Cel

3-STATE

0 Cel

DUAL

R-PDIP-T24

SN74AS575NTP3

Texas Instruments

D FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

8

TTL

IN-LINE

DIP24,.3

FF/Latches

2.54 mm

70 Cel

3-STATE

POSITIVE EDGE

0 Cel

DUAL

R-PDIP-T24

SN74ALS845NTP1

Texas Instruments

D LATCH

COMMERCIAL

THROUGH-HOLE

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

TTL

8

IN-LINE

DIP24,.3

24 Amp

FF/Latches

2.54 mm

70 Cel

3-STATE

0 Cel

DUAL

R-PDIP-T24

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

SN74ALS873NT3

Texas Instruments

D LATCH

COMMERCIAL

THROUGH-HOLE

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

TTL

4

5

5

IN-LINE

DIP24,.3

FF/Latches

2.54 mm

70 Cel

3-STATE

0 Cel

DUAL

R-PDIP-T24

SN74ALS878NT1

Texas Instruments

D FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

TTL

5

5

IN-LINE

DIP24,.3

FF/Latches

2.54 mm

70 Cel

3-STATE

POSITIVE EDGE

0 Cel

DUAL

R-PDIP-T24

Not Qualified

HMC841LC4BTR

Analog Devices

D FLIP-FLOP

OTHER

NO LEAD

24

HQCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

1

43000000000 Hz

BICMOS

1

TR

-3.3

CHIP CARRIER, HEAT SINK/SLUG

LCC24,.16SQ,20

FF/Latches

.5 mm

70 Cel

POSITIVE EDGE

-40 Cel

GOLD OVER NICKEL

QUAD

S-CQCC-N24

1.2 mm

4 mm

Not Qualified

COMPLEMENTARY

e4

4 mm

841

HMC841LC4B

Analog Devices

D FLIP-FLOP

OTHER

NO LEAD

24

HQCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

1

1

CHIP CARRIER, HEAT SINK/SLUG

.5 mm

70 Cel

POSITIVE EDGE

-40 Cel

GOLD OVER NICKEL

QUAD

S-CQCC-N24

1.2 mm

4 mm

Not Qualified

COMPLEMENTARY

e4

4 mm

841

100331PCX

Onsemi

D FLIP-FLOP

OTHER

THROUGH-HOLE

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

3

ECL

1

TR

IN-LINE

DIP24,.4

2 ns

2.54 mm

85 Cel

POSITIVE EDGE

0 Cel

DUAL

375 MHz

R-PDIP-T24

-5.7 V

5.08 mm

10.16 mm

COMPLEMENTARY

-4.2 V

122 mA

30.585 mm

100K

100331SC

Onsemi

D FLIP-FLOP

OTHER

GULL WING

24

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

3

ECL

1

SMALL OUTLINE

SOP24,.4

1.8 ns

1.27 mm

85 Cel

POSITIVE EDGE

0 Cel

DUAL

400 MHz

R-PDSO-G24

-5.7 V

2.65 mm

7.5 mm

COMPLEMENTARY

-4.2 V

WITH ADDITIONAL COMMON CLOCK; SET AND RESET INPUTS

15.4 mm

100K

100351SCX

Onsemi

D FLIP-FLOP

OTHER

GULL WING

24

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

ECL

6

TR

SMALL OUTLINE

SOP24,.4

1.9 ns

1.27 mm

85 Cel

POSITIVE EDGE

0 Cel

DUAL

375 MHz

R-PDSO-G24

2.65 mm

7.5 mm

COMPLEMENTARY

WITH DUAL CLOCK

15.4 mm

100K

100331SCX

Onsemi

D FLIP-FLOP

OTHER

GULL WING

24

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

3

ECL

1

SMALL OUTLINE

SOP24,.4

1.8 ns

1.27 mm

85 Cel

POSITIVE EDGE

0 Cel

DUAL

400 MHz

R-PDSO-G24

-5.7 V

2.65 mm

7.5 mm

COMPLEMENTARY

-4.2 V

WITH ADDITIONAL COMMON CLOCK; SET AND RESET INPUTS

15.4 mm

100K

100351PCX

Onsemi

D FLIP-FLOP

OTHER

THROUGH-HOLE

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

ECL

6

TR

3 pF

IN-LINE

DIP24,.4

2.1 ns

2.54 mm

85 Cel

POSITIVE EDGE

0 Cel

DUAL

375 MHz

R-PDIP-T24

-5.7 V

5.08 mm

10.16 mm

COMPLEMENTARY

-4.2 V

129 mA

WITH DUAL CLOCK

30.585 mm

100K

100351SC

Onsemi

D FLIP-FLOP

OTHER

GULL WING

24

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

ECL

6

SMALL OUTLINE

SOP24,.4

1.9 ns

1.27 mm

85 Cel

POSITIVE EDGE

0 Cel

DUAL

375 MHz

R-PDSO-G24

2.65 mm

7.5 mm

COMPLEMENTARY

WITH DUAL CLOCK

15.4 mm

100K

100331PC

Onsemi

D FLIP-FLOP

OTHER

THROUGH-HOLE

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

3

ECL

1

IN-LINE

DIP24,.4

2 ns

2.54 mm

85 Cel

POSITIVE EDGE

0 Cel

DUAL

375 MHz

R-PDIP-T24

-5.7 V

5.08 mm

10.16 mm

COMPLEMENTARY

-4.2 V

122 mA

30.585 mm

100K

100351PC

Onsemi

D FLIP-FLOP

OTHER

THROUGH-HOLE

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

ECL

6

3 pF

IN-LINE

DIP24,.4

2.1 ns

2.54 mm

85 Cel

POSITIVE EDGE

0 Cel

DUAL

375 MHz

R-PDIP-T24

-5.7 V

5.08 mm

10.16 mm

COMPLEMENTARY

-4.2 V

129 mA

WITH DUAL CLOCK

30.585 mm

100K

HCC4508BD

STMicroelectronics

D LATCH

MILITARY

THROUGH-HOLE

24

DIP

RECTANGULAR

100k Rad(Si)

CERAMIC

NO

2

CMOS

ESCC9000

4

5/15

IN-LINE

DIP24,.6

FF/Latches

2.54 mm

125 Cel

3-STATE

-55 Cel

DUAL

R-XDIP-T24

Not Qualified

STPIC6A259M

STMicroelectronics

D FLIP-FLOP

AUTOMOTIVE

GULL WING

24

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

BICMOS

1

TUBE

5

5

30 pF

SMALL OUTLINE

SOP24,.4

FF/Latches

1.27 mm

125 Cel

OPEN-DRAIN

LOW LEVEL

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

R-PDSO-G24

5.5 V

2.65 mm

7.5 mm

Not Qualified

TRUE

4.5 V

e4

15.4 mm

HCF4508BE

STMicroelectronics

D LATCH

INDUSTRIAL

THROUGH-HOLE

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

CMOS

4

5/15

IN-LINE

DIP24,.6

FF/Latches

2.54 mm

85 Cel

3-STATE

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDIP-T24

Not Qualified

e0

STPIC6A259MTR

STMicroelectronics

D FLIP-FLOP

AUTOMOTIVE

GULL WING

24

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

BICMOS

1

TR

5

5

30 pF

SMALL OUTLINE

SOP24,.4

FF/Latches

1.27 mm

125 Cel

OPEN-DRAIN

LOW LEVEL

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

R-PDSO-G24

5.5 V

2.65 mm

7.5 mm

Not Qualified

TRUE

4.5 V

e4

15.4 mm

HCC4508BK

STMicroelectronics

D LATCH

MILITARY

FLAT

24

DFP

RECTANGULAR

100k Rad(Si)

CERAMIC

YES

2

CMOS

ESCC9000

4

5/15

FLATPACK

FL24,.4

FF/Latches

1.27 mm

125 Cel

3-STATE

-55 Cel

DUAL

R-XDFP-F24

Not Qualified

S8203Q

NXP Semiconductors

D FLIP-FLOP

MILITARY

FLAT

24

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

YES

1

TTL

10

5

18 pF

FLATPACK

45 ns

125 Cel

NEGATIVE EDGE

-55 Cel

DUAL

R-CDFP-F24

5.25 V

Not Qualified

INVERTED

4.75 V

110 mA

82

N74F825DB

NXP Semiconductors

D FLIP-FLOP

COMMERCIAL

GULL WING

24

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

8

140000000 Hz

TTL

5

5

SMALL OUTLINE

SOP24,.4

64 Amp

FF/Latches

1.27 mm

70 Cel

3-STATE

POSITIVE EDGE

0 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G24

95 mA

e0

100151F

NXP Semiconductors

D FLIP-FLOP

OTHER

THROUGH-HOLE

24

DIP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

NO

1

ECL

6

IN-LINE

2.2 ns

85 Cel

POSITIVE EDGE

0 Cel

TIN LEAD

DUAL

375 MHz

R-CDIP-T24

COMPLEMENTARY

e0

100K

S8201F

NXP Semiconductors

D FLIP-FLOP

MILITARY

THROUGH-HOLE

24

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

2

TTL

5

5

18 pF

IN-LINE

45 ns

125 Cel

NEGATIVE EDGE

-55 Cel

DUAL

R-GDIP-T24

5.25 V

Not Qualified

INVERTED

4.75 V

110 mA

82

S8203F

NXP Semiconductors

D FLIP-FLOP

MILITARY

THROUGH-HOLE

24

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

TTL

10

5

18 pF

IN-LINE

45 ns

125 Cel

NEGATIVE EDGE

-55 Cel

DUAL

R-GDIP-T24

5.25 V

Not Qualified

INVERTED

4.75 V

110 mA

82

S8202Q

NXP Semiconductors

D FLIP-FLOP

MILITARY

FLAT

24

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

YES

1

TTL

10

5

18 pF

FLATPACK

45 ns

125 Cel

NEGATIVE EDGE

-55 Cel

DUAL

R-CDFP-F24

5.25 V

Not Qualified

TRUE

4.75 V

110 mA

82

100231F

NXP Semiconductors

D FLIP-FLOP

OTHER

THROUGH-HOLE

24

DIP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

NO

1

ECL

3

IN-LINE

1.8 ns

85 Cel

POSITIVE EDGE

0 Cel

TIN LEAD

DUAL

400 MHz

R-CDIP-T24

COMPLEMENTARY

e0

100K

S8202F

NXP Semiconductors

D FLIP-FLOP

MILITARY

THROUGH-HOLE

24

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

TTL

10

5

18 pF

IN-LINE

45 ns

125 Cel

NEGATIVE EDGE

-55 Cel

DUAL

R-GDIP-T24

5.25 V

Not Qualified

TRUE

4.75 V

110 mA

82

CD54FCT843BTEN

Renesas Electronics

D LATCH

MILITARY

THROUGH-HOLE

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

9

TR

5

5

50 pF

IN-LINE

DIP24,.3

32 Amp

FF/Latches

2.54 mm

125 Cel

3-STATE

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDIP-T24

Not Qualified

TRUE

e0

FCT

IDT74FCT842BPQ

Renesas Electronics

JBAR-KBAR FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

10

5

5

50 pF

IN-LINE

DIP24,.3

48 Amp

FF/Latches

2.54 mm

70 Cel

3-STATE

0 Cel

TIN LEAD

DUAL

R-PDIP-T24

e0

IDT74FCT842APQ

Renesas Electronics

JBAR-KBAR FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

10

5

5

50 pF

IN-LINE

DIP24,.3

48 Amp

FF/Latches

2.54 mm

70 Cel

3-STATE

0 Cel

TIN LEAD

DUAL

R-PDIP-T24

e0

CD54FCT843BTM

Renesas Electronics

D LATCH

MILITARY

GULL WING

24

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

9

TR

5

5

50 pF

SMALL OUTLINE

SOP24,.4

32 Amp

FF/Latches

1.27 mm

125 Cel

3-STATE

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G24

Not Qualified

TRUE

e0

FCT

74FCT842BPQ

Renesas Electronics

JBAR-KBAR FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

10

5

5

50 pF

IN-LINE

DIP24,.3

48 Amp

FF/Latches

2.54 mm

70 Cel

3-STATE

0 Cel

TIN LEAD

DUAL

R-PDIP-T24

e0

CD54FCT823BTM

Renesas Electronics

D FLIP-FLOP

MILITARY

GULL WING

24

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

9

CMOS

TR

5

5

50 pF

SMALL OUTLINE

SOP24,.4

32 Amp

FF/Latches

1.27 mm

125 Cel

3-STATE

POSITIVE EDGE

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G24

Not Qualified

TRUE

e0

FCT

CD54FCT841BTM

Renesas Electronics

D LATCH

MILITARY

GULL WING

24

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

10

5

5

50 pF

SMALL OUTLINE

SOP24,.4

32 Amp

FF/Latches

1.27 mm

125 Cel

3-STATE

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G24

Not Qualified

TRUE

e0

FCT

74FCT842APQ

Renesas Electronics

JBAR-KBAR FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

10

5

5

50 pF

IN-LINE

DIP24,.3

48 Amp

FF/Latches

2.54 mm

70 Cel

3-STATE

0 Cel

TIN LEAD

DUAL

R-PDIP-T24

e0

CD74FCT843BTEN

Renesas Electronics

D LATCH

COMMERCIAL

THROUGH-HOLE

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

9

5

5

50 pF

IN-LINE

DIP24,.3

48 Amp

FF/Latches

2.54 mm

70 Cel

3-STATE

0 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDIP-T24

Not Qualified

TRUE

e0

FCT

KS54HCTLS825J

Samsung

D FLIP-FLOP

MILITARY

THROUGH-HOLE

24

DIP

RECTANGULAR

CERAMIC

NO

8

25000000 Hz

CMOS

5

5

50 pF

IN-LINE

DIP24,.3

24 Amp

FF/Latches

2.54 mm

125 Cel

3-STATE

POSITIVE EDGE

-55 Cel

TIN LEAD

DUAL

R-XDIP-T24

3

Not Qualified

e0

KS74HCTLS822N

Samsung

D FLIP-FLOP

INDUSTRIAL

THROUGH-HOLE

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

10

30000000 Hz

CMOS

5

5

50 pF

IN-LINE

DIP24,.3

24 Amp

FF/Latches

2.54 mm

85 Cel

3-STATE

POSITIVE EDGE

-40 Cel

TIN LEAD

DUAL

R-PDIP-T24

3

Not Qualified

e0

KS54AHCT841J

Samsung

D LATCH

MILITARY

THROUGH-HOLE

24

DIP

RECTANGULAR

CERAMIC

NO

1

CMOS

10

5

5

50 pF

IN-LINE

DIP24,.3

24 Amp

FF/Latches

2.54 mm

125 Cel

3-STATE

-55 Cel

TIN LEAD

DUAL

R-XDIP-T24

3

Not Qualified

e0

KS74HCTLS844D

Samsung

D LATCH

INDUSTRIAL

GULL WING

24

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

9

5

5

50 pF

SMALL OUTLINE

SOP24,.4

24 Amp

FF/Latches

1.27 mm

85 Cel

3-STATE

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G24

Not Qualified

e0

KS74HCTLS821J

Samsung

D FLIP-FLOP

INDUSTRIAL

THROUGH-HOLE

24

DIP

RECTANGULAR

CERAMIC

NO

10

30000000 Hz

CMOS

5

5

50 pF

IN-LINE

DIP24,.3

24 Amp

FF/Latches

2.54 mm

85 Cel

3-STATE

POSITIVE EDGE

-40 Cel

TIN LEAD

DUAL

R-XDIP-T24

3

Not Qualified

e0

KS74AHCT821N

Samsung

D FLIP-FLOP

INDUSTRIAL

THROUGH-HOLE

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

10

35000000 Hz

CMOS

5

5

50 pF

IN-LINE

DIP24,.3

24 Amp

FF/Latches

2.54 mm

85 Cel

3-STATE

POSITIVE EDGE

-40 Cel

TIN LEAD

DUAL

R-PDIP-T24

3

Not Qualified

e0

Latches & Flip-Flops

Latches and flip-flops are two types of electronic circuits used in digital systems to store and manipulate digital data. They are both sequential logic circuits, meaning that they can store information and use that information to make decisions based on the previous state.

A latch is a type of digital circuit that can hold or "latch" a signal in its current state. It is a simple memory element that can store a single bit of information. A latch can be transparent or opaque, depending on its behavior when the clock signal is active. A transparent latch passes the input signal through to the output when the clock signal is active, while an opaque latch holds the input signal at the output when the clock signal is active.

Flip-flops are similar to latches but are more sophisticated and have additional control inputs. A flip-flop is a digital circuit that can store one bit of information and change its state based on the clock signal and input signals. Flip-flops can be edge-triggered or level-triggered, depending on how they respond to the clock signal. Edge-triggered flip-flops change their state at the rising or falling edge of the clock signal, while level-triggered flip-flops change their state continuously as long as the clock signal is active.

Flip-flops are classified into various types based on their behavior and the number of inputs. Some of the commonly used flip-flops include D flip-flops, JK flip-flops, T flip-flops, and SR flip-flops. D flip-flops have a single data input and a clock input and can store one bit of information. JK flip-flops have two inputs, J and K, and can store one bit of information. T flip-flops have a single input and can toggle between two states based on the clock signal. SR flip-flops have two inputs, S and R, and can store one bit of information.

Latches and flip-flops are used in various applications, including digital signal processing, memory systems, and control circuits. They are essential components of digital systems and can be found in many electronic devices, such as computers, mobile phones, and digital cameras.