STMicroelectronics Audio & Video Amplifiers 724

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Part RoHS Manufacturer General IC Type Temperature Grade Terminal Form No. of Terminals Package Code Package Shape Total Dose (V) Package Body Material Surface Mount No. of Functions No. of Channels Technology Screening Level Nominal Bandwidth Maximum Supply Current Power Supplies (V) Harmonic Distortion Package Style (Meter) Package Equivalence Code Sub-Category Terminal Pitch Maximum Operating Temperature Gain Minimum Operating Temperature Terminal Finish Terminal Position JESD-30 Code Moisture Sensitivity Level (MSL) Maximum Supply Voltage (Vsup) Nominal Output Power Maximum Seated Height Width Qualification Minimum Supply Voltage (Vsup) Additional Features JESD-609 Code Maximum Time At Peak Reflow Temperature (s) Peak Reflow Temperature (C) Nominal Noise Figure Length

TS4902ID

STMicroelectronics

AUDIO AMPLIFIER

INDUSTRIAL

GULL WING

8

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

1

BIPOLAR

.02 kHz

8 mA

2.6/5

1 %

SMALL OUTLINE

SOP8,.25

Audio/Video Amplifiers

1.27 mm

85 Cel

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

R-PDSO-G8

1

5.5 V

.7 W

1.75 mm

3.9 mm

Not Qualified

2.2 V

e4

4.9 mm

TDA7298V

STMicroelectronics

AUDIO AMPLIFIER

COMMERCIAL

THROUGH-HOLE

7

RECTANGULAR

UNSPECIFIED

NO

1

1

.02 kHz

10 %

FLANGE MOUNT

70 Cel

32 dB

0 Cel

ZIG-ZAG

R-XZFM-T7

22 V

28 W

Not Qualified

6 V

TDA7577LVH

STMicroelectronics

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

27

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

14.4

IN-LINE

ZIP27H,.14,.7,40

Audio/Video Amplifiers

1 mm

105 Cel

-40 Cel

ZIG-ZAG

R-PZIP-T27

Not Qualified

TDA7491LP13TR

STMicroelectronics

CLASS D AUDIO AMPLIFIER

COMMERCIAL

GULL WING

36

HSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

2

BIPOLAR

.022 kHz

35 mA

9

10 %

SMALL OUTLINE, HEAT SINK/SLUG, SHRINK PITCH

SSOP36,.4,20

Audio/Video Amplifiers

.5 mm

70 Cel

32 dB

0 Cel

DUAL

R-PDSO-G36

14 V

5 W

2.47 mm

7.5 mm

Not Qualified

5 V

NOT SPECIFIED

NOT SPECIFIED

10.3 mm

TDA2020AC2

STMicroelectronics

AUDIO AMPLIFIER

THROUGH-HOLE

14

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

BIPOLAR

+-17

IN-LINE

DIP,14PIN,SPACER

Audio/Video Amplifiers

2.54 mm

DUAL

R-PDIP-T14

Not Qualified

TDA7241H

STMicroelectronics

AUDIO AMPLIFIER

THROUGH-HOLE

7

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

MOS

120 mA

IN-LINE

ZIP7H,.2,.7TB

Audio/Video Amplifiers

1.27 mm

Tin/Lead (Sn/Pb)

ZIG-ZAG

R-PZIP-T7

Not Qualified

e0

E-TDA7382

STMicroelectronics

AUDIO AMPLIFIER

THROUGH-HOLE

25

RECTANGULAR

UNSPECIFIED

NO

1

4

.02 kHz

10 %

FLANGE MOUNT

26 dB

ZIG-ZAG

R-XZFM-T25

22 W

Not Qualified

TDA7563APD

STMicroelectronics

AUDIO AMPLIFIER

GULL WING

36

HSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

4

BCDMOS

.022 kHz

300 mA

14.4

10 %

SMALL OUTLINE, HEAT SINK/SLUG, SHRINK PITCH

SSOP36,.56

Audio/Video Amplifiers

.65 mm

DUAL

R-PDSO-G36

18 V

50 W

3.43 mm

11 mm

Not Qualified

8 V

NOT SPECIFIED

NOT SPECIFIED

15.9 mm

TDA7498MV

STMicroelectronics

AUDIO AMPLIFIER

OTHER

GULL WING

36

HSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

1

.022 kHz

60 mA

36

10 %

SMALL OUTLINE, HEAT SINK/SLUG, SHRINK PITCH

SSOP36,.4,20

Audio/Video Amplifiers

.5 mm

85 Cel

37.6 dB

-20 Cel

Matte Tin (Sn) - annealed

DUAL

R-PDSO-G36

3

39 V

100 W

2.45 mm

7.5 mm

Not Qualified

14 V

e3

30

260

10.3 mm

TDA7576B

STMicroelectronics

CLASS AB AUDIO AMPLIFIER

THROUGH-HOLE

15

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

BCDMOS

28

IN-LINE

ZIP15,.2,.17TB

Audio/Video Amplifiers

1.27 mm

ZIG-ZAG

R-PZIP-T15

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

TDA7498LTR

STMicroelectronics

CLASS D AUDIO AMPLIFIER

OTHER

GULL WING

36

SSOP

RECTANGULAR

PLASTIC/EPOXY

YES

2

60 mA

32

SMALL OUTLINE, SHRINK PITCH

SSOP36,.4,20

Audio/Video Amplifiers

.5 mm

85 Cel

-20 Cel

Matte Tin (Sn) - annealed

DUAL

R-PDSO-G36

3

Not Qualified

e3

30

260

TS4871EIDT

STMicroelectronics

AUDIO AMPLIFIER

INDUSTRIAL

GULL WING

8

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

1

.02 kHz

1 %

SMALL OUTLINE

1.27 mm

85 Cel

-40 Cel

DUAL

R-PDSO-G8

5.5 V

1 W

1.75 mm

3.9 mm

Not Qualified

2.5 V

4.9 mm

TDA7240AD

STMicroelectronics

AUDIO AMPLIFIER

THROUGH-HOLE

7

RECTANGULAR

PLASTIC/EPOXY

NO

1

.022 kHz

120 mA

10 %

FLANGE MOUNT

40 dB

ZIG-ZAG

R-PZFM-T7

18 V

20 W

Not Qualified

TDA2005S

STMicroelectronics

AUDIO AMPLIFIER

THROUGH-HOLE

11

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

2

BIPOLAR

.022 kHz

120 mA

10 %

FLANGE MOUNT

ZIP11,.2,.17,67TB

Audio/Video Amplifiers

1.7 mm

50 dB

TIN LEAD

ZIG-ZAG

R-PZFM-T11

18 V

12 W

Not Qualified

8 V

e0

TS4890IST

STMicroelectronics

CLASS A AUDIO AMPLIFIER

INDUSTRIAL

GULL WING

8

TSSOP

SQUARE

PLASTIC/EPOXY

YES

1

1

BIPOLAR

.02 kHz

8 mA

2.2/5

1 %

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP8,.19

Audio/Video Amplifiers

.65 mm

85 Cel

-40 Cel

DUAL

S-PDSO-G8

5.5 V

1 W

1.1 mm

3 mm

Not Qualified

2.2 V

NOT SPECIFIED

NOT SPECIFIED

3 mm

TDA7577LVSM

STMicroelectronics

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

27

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

14.4

IN-LINE

ZIP27H,.08,.7,40

Audio/Video Amplifiers

1 mm

105 Cel

-40 Cel

ZIG-ZAG

R-PZIP-T27

Not Qualified

TDA75610DLVPD

STMicroelectronics

AUDIO AMPLIFIER

NOT SPECIFIED

NOT SPECIFIED

TDA7563

STMicroelectronics

AUDIO AMPLIFIER

THROUGH-HOLE

27

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

4

BCDMOS

.022 kHz

300 mA

14.4

10 %

FLANGE MOUNT

ZIP27,.16,.16,40

Audio/Video Amplifiers

1 mm

30 dB

ZIG-ZAG

R-PZFM-T27

18 V

46 W

Not Qualified

8 V

TDA7563ASM

STMicroelectronics

CLASS AB AUDIO AMPLIFIER

THROUGH-HOLE

27

ZIP

RECTANGULAR

UNSPECIFIED

NO

1

4

BCDMOS

.022 kHz

300 mA

14.4

10 %

FLANGE MOUNT

ZIP27H,.08,.7

Audio/Video Amplifiers

1.27 mm

ZIG-ZAG

R-XZFM-T27

18 V

50 W

Not Qualified

8 V

NOT SPECIFIED

NOT SPECIFIED

TS487-1IQT

STMicroelectronics

AUDIO AMPLIFIER

INDUSTRIAL

NO LEAD

8

HVSON

SQUARE

UNSPECIFIED

YES

1

2

.02 kHz

8 mA

2.5/5.5

SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

SOLCC8,.11,20

Audio/Video Amplifiers

.5 mm

85 Cel

0 dB

-40 Cel

Matte Tin (Sn)

DUAL

S-XDSO-N8

1

5.5 V

.108 W

1 mm

3 mm

Not Qualified

2 V

e3

30

260

3 mm

TDA75610LVH

STMicroelectronics

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

27

ZIP

RECTANGULAR

UNSPECIFIED

NO

1

4

BCDMOS

.022 kHz

14.4

10 %

FLANGE MOUNT

ZIP27H,.14,.7,40

Audio/Video Amplifiers

1 mm

105 Cel

26 dB

-40 Cel

ZIG-ZAG

R-XZFM-T27

18 V

44 W

Not Qualified

6 V

TDA7850A

STMicroelectronics

CLASS AB AUDIO AMPLIFIER

THROUGH-HOLE

27

ZIP

RECTANGULAR

UNSPECIFIED

NO

1

4

MOS

.02 kHz

280 mA

14.4

10 %

FLANGE MOUNT

ZIP27,.16,.16,40

Audio/Video Amplifiers

1 mm

ZIG-ZAG

R-XZFM-T27

30 W

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

E-TDA7375AV

STMicroelectronics

CLASS AB AUDIO AMPLIFIER

THROUGH-HOLE

15

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

2

CMOS

.022 kHz

150 mA

14.4

10 %

FLANGE MOUNT

ZIP15,.2,.17TB

Audio/Video Amplifiers

1.27 mm

TIN

ZIG-ZAG

R-PZFM-T15

18 V

43 W

Not Qualified

8 V

e3

TDA7233

STMicroelectronics

AUDIO AMPLIFIER

THROUGH-HOLE

8

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

1

BIPOLAR

9 mA

10 %

IN-LINE

DIP8,.3

Audio/Video Amplifiers

2.54 mm

39 dB

MATTE TIN

DUAL

R-PDIP-T8

15 V

1.9 W

5.08 mm

7.62 mm

Not Qualified

1.8 V

e3

TDA7266SAN

STMicroelectronics

AUDIO AMPLIFIER

COMMERCIAL

THROUGH-HOLE

15

RECTANGULAR

UNSPECIFIED

NO

1

2

.02 kHz

10 %

FLANGE MOUNT

70 Cel

26 dB

0 Cel

ZIG-ZAG

R-XZFM-T15

13 V

5 W

3 V

TDA7295

STMicroelectronics

CLASS AB AUDIO AMPLIFIER

COMMERCIAL

THROUGH-HOLE

15

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

1

BCDMOS

.02 kHz

65 mA

+-30

10 %

FLANGE MOUNT

ZIP15,.2,.17TB

Audio/Video Amplifiers

1.27 mm

70 Cel

30 dB

0 Cel

TIN

ZIG-ZAG

R-PZFM-T15

40 V

80 W

Not Qualified

10 V

e3

TS486D

STMicroelectronics

AUDIO AMPLIFIER

INDUSTRIAL

GULL WING

8

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

2

.02 kHz

SMALL OUTLINE

1.27 mm

85 Cel

-40 Cel

DUAL

R-PDSO-G8

5.5 V

.108 W

1.75 mm

3.9 mm

Not Qualified

2 V

4.9 mm

TDA7850LVSMTR

STMicroelectronics

AUDIO AMPLIFIER

GULL WING

25

RECTANGULAR

UNSPECIFIED

YES

1

4

BCDMOS

10 %

FLANGE MOUNT

ZIG-ZAG

R-XZFM-G25

53 W

Not Qualified

TS4984EIJT

STMicroelectronics

AUDIO AMPLIFIER

INDUSTRIAL

BALL

15

VFBGA

RECTANGULAR

PLASTIC/EPOXY

YES

1

2

.02 kHz

12 mA

2.5/5

1 %

GRID ARRAY, VERY THIN PROFILE, FINE PITCH

DIE OR CHIP

Audio/Video Amplifiers

.5 mm

85 Cel

-40 Cel

BOTTOM

R-PBGA-B15

5.5 V

1.2 W

.6 mm

1.9 mm

Not Qualified

2.2 V

NOT SPECIFIED

NOT SPECIFIED

2.4 mm

TDA7363

STMicroelectronics

AUDIO AMPLIFIER

AUTOMOTIVE

THROUGH-HOLE

11

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

BIPOLAR

120 mA

IN-LINE

ZIP11,.2,.17,67TB

Audio/Video Amplifiers

1.7 mm

150 Cel

-40 Cel

Tin/Lead (Sn/Pb)

ZIG-ZAG

R-PZIP-T11

Not Qualified

e0

TDA7266P

STMicroelectronics

AUDIO AMPLIFIER

COMMERCIAL

GULL WING

24

HSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

2

.015 kHz

7.5

10 %

SMALL OUTLINE, HEAT SINK/SLUG, SHRINK PITCH

SOP24,.4,32

Audio/Video Amplifiers

.8 mm

70 Cel

26 dB

0 Cel

MATTE TIN

DUAL

R-PDSO-G24

3

12 V

3 W

2.47 mm

7.5 mm

Not Qualified

3.5 V

e3

10.3 mm

TDA7387

STMicroelectronics

CLASS AB AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

25

RECTANGULAR

UNSPECIFIED

NO

1

4

.02 kHz

10 %

FLANGE MOUNT

105 Cel

26 dB

-40 Cel

ZIG-ZAG

R-XZFM-T25

22 W

NOT SPECIFIED

NOT SPECIFIED

TDA2002V

STMicroelectronics

AUDIO AMPLIFIER

THROUGH-HOLE

5

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

1

BIPOLAR

.2 %

FLANGE MOUNT

ZIP5,.15,.2,67TB

Audio/Video Amplifiers

1.7 mm

40 dB

TIN LEAD

ZIG-ZAG

R-PZFM-T5

18 V

10 W

Not Qualified

8 V

HIGH OUTPUT CURRENT(3.5A)

e0

TDA7569BLVPD

STMicroelectronics

CLASS AB AUDIO AMPLIFIER

INDUSTRIAL

GULL WING

36

SSOP

RECTANGULAR

PLASTIC/EPOXY

YES

4

BCDMOS

250 mA

14.4

SMALL OUTLINE, SHRINK PITCH

SSOP36,.56

Audio/Video Amplifiers

.635 mm

105 Cel

-40 Cel

Tin (Sn)

DUAL

R-PDSO-G36

3

Not Qualified

e3

30

245

TDA7240AH

STMicroelectronics

AUDIO AMPLIFIER

THROUGH-HOLE

7

ZIP

RECTANGULAR

UNSPECIFIED

NO

1

1

MOS

.022 kHz

120 mA

10 %

FLANGE MOUNT

ZIP7H,.2,.7TB

Audio/Video Amplifiers

1.27 mm

40 dB

MATTE TIN

ZIG-ZAG

R-XZFM-T7

18 V

20 W

Not Qualified

e3

TS486-2QT

STMicroelectronics

AUDIO AMPLIFIER

INDUSTRIAL

NO LEAD

8

HVSON

SQUARE

UNSPECIFIED

YES

1

2

.02 kHz

SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

.5 mm

85 Cel

-40 Cel

DUAL

S-XDSO-N8

5.5 V

.108 W

1 mm

3 mm

Not Qualified

2 V

3 mm

TS4890IDT

STMicroelectronics

AUDIO AMPLIFIER

INDUSTRIAL

GULL WING

8

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

1

BIPOLAR

.02 kHz

8 mA

2.2/5

1 %

SMALL OUTLINE

SOP8,.25

Audio/Video Amplifiers

1.27 mm

85 Cel

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

R-PDSO-G8

1

5.5 V

1 W

1.75 mm

3.9 mm

Not Qualified

2.2 V

e4

4.9 mm

TDA7394

STMicroelectronics

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

15

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

BIPOLAR

180 mA

IN-LINE

ZIP15,.2,.17TB

Audio/Video Amplifiers

1.27 mm

85 Cel

-40 Cel

Tin/Lead (Sn/Pb)

ZIG-ZAG

R-PZIP-T15

Not Qualified

e0

TDA7273

STMicroelectronics

AUDIO PREAMPLIFIER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

2

.022 kHz

20 mA

3

10 %

IN-LINE

DIP16,.3

Other Consumer ICs

2.54 mm

70 Cel

33 dB

-20 Cel

MATTE TIN

DUAL

R-PDIP-T16

7 V

.03 W

5.1 mm

7.62 mm

Not Qualified

1.8 V

e3

TDA75610LVSM

STMicroelectronics

AUDIO AMPLIFIER

INDUSTRIAL

THROUGH-HOLE

27

ZIP

RECTANGULAR

UNSPECIFIED

NO

1

4

BCDMOS

.022 kHz

14.4

10 %

FLANGE MOUNT

ZIP27H,.08,.7,40

Audio/Video Amplifiers

1 mm

105 Cel

26 dB

-40 Cel

ZIG-ZAG

R-XZFM-T27

18 V

44 W

Not Qualified

6 V

TDA2040V

STMicroelectronics

AUDIO AMPLIFIER

AUTOMOTIVE

THROUGH-HOLE

5

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

BIPOLAR

.022 kHz

100 mA

.5 %

FLANGE MOUNT

ZIP5,.15,.2,67TB

Audio/Video Amplifiers

1.7 mm

150 Cel

30 dB

-40 Cel

MATTE TIN

ZIG-ZAG

R-PZFM-T5

20 V

22 W

Not Qualified

2.5 V

e3

E-TDA7385

STMicroelectronics

CLASS AB AUDIO AMPLIFIER

THROUGH-HOLE

25

SZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

4

BIPOLAR

.02 kHz

300 mA

14.4

10 %

IN-LINE, SHRINK PITCH

ZIP25,.16,.16,40

Audio/Video Amplifiers

1 mm

TIN

ZIG-ZAG

R-PZIP-T25

35 W

19.37 mm

4.5 mm

Not Qualified

e3

29.23 mm

TDA7286

STMicroelectronics

AUDIO PREAMPLIFIER

COMMERCIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

2

BIPOLAR

.022 kHz

15 mA

4/12

.2 %

IN-LINE

DIP20,.3

Audio/Video Amplifiers

2.54 mm

70 Cel

-20 Cel

MATTE TIN

DUAL

R-PDIP-T20

12 V

3.93 mm

7.62 mm

Not Qualified

4 V

e3

25.15 mm

TDA749213TR

STMicroelectronics

CLASS D AUDIO AMPLIFIER

COMMERCIAL

GULL WING

36

SSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

2

.022 kHz

35 mA

25

10 %

SMALL OUTLINE, SHRINK PITCH

SSOP36,.4,20

Audio/Video Amplifiers

.5 mm

70 Cel

0 Cel

Matte Tin (Sn) - annealed

DUAL

R-PDSO-G36

3

26 V

50 W

2.45 mm

7.5 mm

Not Qualified

8 V

e3

30

260

10.3 mm

TDA7569LVSM

STMicroelectronics

AUDIO PREAMPLIFIER

INDUSTRIAL

GULL WING

27

RECTANGULAR

UNSPECIFIED

YES

1

1

.05 %

FLANGE MOUNT

105 Cel

-40 Cel

SINGLE

R-XSFM-G27

18 V

75 W

6 V

TDA75610S-QLX

STMicroelectronics

AUDIO AMPLIFIER

NOT SPECIFIED

NOT SPECIFIED

TDA2007A

STMicroelectronics

AUDIO AMPLIFIER

AUTOMOTIVE

THROUGH-HOLE

9

RECTANGULAR

PLASTIC/EPOXY

NO

1

2

BIPOLAR

.08 kHz

90 mA

.5 %

FLANGE MOUNT

SIP9,.1TB

Audio/Video Amplifiers

2.54 mm

150 Cel

36 dB

-40 Cel

TIN

SINGLE

R-PSFM-T9

26 V

6 W

Not Qualified

8 V

e3

TDA7263SA

STMicroelectronics

AUDIO AMPLIFIER

COMMERCIAL

THROUGH-HOLE

15

ZIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

2

BIPOLAR

.08 kHz

95 mA

28

10 %

FLANGE MOUNT

ZIP15,.1,.1

Audio/Video Amplifiers

1.27 mm

70 Cel

0 Cel

TIN

ZIG-ZAG

R-PZFM-T15

32 V

12 W

Not Qualified

10 V

e3

Audio & Video Amplifiers

Audio and video amplifiers are electronic devices that increase the amplitude or power of an audio or video signal. These amplifiers are commonly used in home theater systems, music players, and sound reinforcement systems to provide a higher-quality audio or video experience.

Audio amplifiers are designed to amplify the electrical signals that represent sound, such as music or speech. These amplifiers can be classified into several types based on the way they amplify the signal. Some of the most common types of audio amplifiers include:

1. Class A amplifiers - These amplifiers use a single transistor or tube to amplify the signal. They provide high-quality sound but are less efficient than other types of amplifiers.

2. Class B amplifiers - These amplifiers use two transistors or tubes to amplify the signal. They are more efficient than class A amplifiers but can suffer from distortion at low volume levels.

3. Class AB amplifiers - These amplifiers combine the characteristics of class A and class B amplifiers, providing a balance of high-quality sound and efficiency.

Video amplifiers are designed to amplify the electrical signals that represent video, such as those from a DVD player or cable box. These amplifiers can be used to improve the quality of the video signal, reduce noise and interference, and provide a clearer picture.

Both audio and video amplifiers can be integrated into a variety of different devices, such as receivers, preamplifiers, and power amplifiers. They can also be designed to work with specific types of audio or video signals, such as analog or digital.