DIE Operational Amplifiers (Op Amps) 867

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Part RoHS Manufacturer Amplifier Type Temperature Grade Terminal Form No. of Terminals Package Code Package Shape Total Dose (V) Package Body Material Nominal Unity Gain Bandwidth Maximum Negative Supply Voltage Limit Low-Bias Maximum Input Offset Voltage Maximum Average Bias Current (IIB) Surface Mount No. of Functions Minimum Common Mode Reject Ratio Technology Screening Level Nominal Common Mode Reject Ratio Maximum Supply Current Nominal Negative Supply Voltage (Vsup) Architecture Programmable Power Packing Method Nominal Supply Voltage / Vsup (V) Power Supplies (V) Package Style (Meter) Package Equivalence Code Maximum Input Offset Current (IIO) Minimum Slew Rate Sub-Category Nominal Slow Rate Maximum Non Linearity Maximum Supply Voltage Limit Terminal Pitch Maximum Operating Temperature Maximum Bias Current (IIB) @25C Maximum Common Mode Voltage Nominal Response Time Output Type Frequency Compensation Minimum Voltage Gain Minimum Operating Temperature Terminal Finish Nominal Voltage Gain Terminal Position Low-Offset JESD-30 Code Maximum Voltage Gain Moisture Sensitivity Level (MSL) Maximum Seated Height Width Qualification Minimum Output Current Nominal Bandwidth (3dB) Micropower JESD-609 Code Maximum Time At Peak Reflow Temperature (s) Peak Reflow Temperature (C) Length Wideband Power

5962F1321403V9A

Renesas Electronics

Operational Amplifier

Military

No Lead

14

DIE

Rectangular

300k Rad(Si)

-21 V

No

500 uV

650 nA

Yes

4

70 dB

MIL-PRF-38535 Class V

70 dB

7.2 mA

-2.5 V

Voltage Feedback

No

2.5 V

Uncased Chip

50 nA

60 V/us

Operational Amplifiers

21 V

125 °C (257 °F)

650 nA

Yes

31622.7766

-55 °C (-67 °F)

Upper

Yes

R-XUUC-N14

No

No

ISL70219ASEHF/SAMPLE

Renesas Electronics

Operational Amplifier

Military

No Lead

8

DIE

Rectangular

300k Rad(Si)

1.5 MHz

-21 V

250 uV

15 nA

Yes

2

BIPOLAR

120 dB

-5 V

5 V

Uncased Chip

Operational Amplifiers

0.5 V/us

21 V

125 °C (257 °F)

-55 °C (-67 °F)

Upper

R-XUUC-N8

ISL70244SEHVX

Renesas Electronics

Operational Amplifier

Military

No Lead

8

DIE

Rectangular

300k Rad(Si)

17 MHz

-21 V

500 uV

580 nA

Yes

2

70 dB

-2.5 V

2.5 V

Uncased Chip

Operational Amplifiers

35 V/us

21 V

125 °C (257 °F)

-55 °C (-67 °F)

Gold

Upper

R-XUUC-N8

No

e4

ISL70227SEHX/SAMPLE

Renesas Electronics

Operational Amplifier

Military

No Lead

8

DIE

Rectangular

100k Rad(Si)

10 MHz

-21 V

100 uV

25 nA

Yes

2

BIPOLAR

120 dB

-15 V

15 V

Uncased Chip

Operational Amplifiers

3.6 V/us

21 V

125 °C (257 °F)

-55 °C (-67 °F)

Gold

Upper

R-XUUC-N8

No

e4

HS0-22620RH-Q

Renesas Electronics

Operational Amplifier

No Lead

18

DIE

Rectangular

300k Rad(Si)

100 MHz

6000 uV

50 nA

Yes

2

BIPOLAR

MIL-PRF-38535 Class V

Uncased Chip

Upper

R-XUUC-N18

No

5962F1321401V9A

Renesas Electronics

Operational Amplifier

Military

No Lead

14

DIE

Rectangular

300k Rad(Si)

17 MHz

-21 V

400 uV

650 nA

Yes

4

MIL-PRF-38535 Class V

74 dB

7.2 mA

-2.5 V

2.5 V

Uncased Chip

50 nA

Operational Amplifiers

35 V/us

21 V

125 °C (257 °F)

31622.7766

-55 °C (-67 °F)

Gold

Upper

R-XUUC-N14

Yes

e4

5962F9568701V9A

Renesas Electronics

Operational Amplifier

Military

No Lead

8

DIE

Rectangular

300k Rad(Si)

-20 V

5000 uV

100 nA

Yes

1

MIL-PRF-38535 Class V

80 dB

Uncased Chip

Operational Amplifiers

20 V

125 °C (257 °F)

-55 °C (-67 °F)

Gold

Upper

R-XUUC-N8

Yes

e4

EL2160CN

Renesas Electronics

Operational Amplifier

Industrial

Through-Hole

8

DIE

Rectangular

Plastic/Epoxy

155.1 kHz

-16.5 V

No

10000 uV

No

1

50 dB

55 dB

12 mA

-5 V

Current Feedback

No

5 V

In Line

DIP8(UNSPEC)

1000 V/us

1500 V/us

16.5 V

85 °C (185 °F)

No

-40 °C (-40 °F)

Dual

No

R-PDIP-T8

110 MHz

No

No

No

5962F1222801V9AX

Renesas Electronics

Operational Amplifier

Military

No Lead

14

DIE

Rectangular

300k Rad(Si)

1.5 MHz

-21 V

250 uV

5 nA

Yes

4

BIPOLAR

MIL-PRF-38535 Class V

145 dB

-5 V

5 V

Uncased Chip

Operational Amplifiers

0.5 V/us

21 V

125 °C (257 °F)

-55 °C (-67 °F)

Upper

R-XUUC-N14

No

ISL70244SEHVX/SAMPLE

Renesas Electronics

Operational Amplifier

Military

No Lead

8

DIE

Rectangular

300k Rad(Si)

17 MHz

-21 V

500 uV

580 nA

Yes

2

70 dB

-2.5 V

2.5 V

Uncased Chip

Operational Amplifiers

35 V/us

21 V

125 °C (257 °F)

-55 °C (-67 °F)

Upper

R-XUUC-N8

5962R9569002V9A

Renesas Electronics

Operational Amplifier

Military

No Lead

14

DIE

Rectangular

100k Rad(Si)

8 MHz

3000 uV

Yes

4

BIPOLAR

MIL-PRF-38535 Class V

Uncased Chip

Operational Amplifiers

2 V/us

125 °C (257 °F)

-55 °C (-67 °F)

Gold

Upper

R-XUUC-N14

Yes

e4

ISL70218SEHX/SAMPLE

Renesas Electronics

Operational Amplifier

Military

No Lead

8

DIE

Rectangular

100k Rad(Si)

4 MHz

-21 V

290 uV

-1.5 uA

Yes

2

BIPOLAR

118 dB

-15 V

15 V

Uncased Chip

Operational Amplifiers

1.2 V/us

21 V

125 °C (257 °F)

-55 °C (-67 °F)

Gold

Upper

R-XUUC-N8

No

e4

5962R1222201V9A

Renesas Electronics

Operational Amplifier

Military

No Lead

8

DIE

Rectangular

100k Rad(Si)

4 MHz

-21 V

290 uV

-1.5 uA

Yes

2

BIPOLAR

MIL-PRF-38535 Class V

118 dB

-15 V

15 V

Uncased Chip

Operational Amplifiers

1.2 V/us

21 V

125 °C (257 °F)

-55 °C (-67 °F)

Gold

Upper

R-XUUC-N8

Yes

e4

ISL70419SEHVX

Renesas Electronics

Operational Amplifier

Military

No Lead

14

DIE

Rectangular

300k Rad(Si)

1.5 MHz

-21 V

250 uV

5 nA

Yes

4

BIPOLAR

145 dB

-5 V

5 V

Uncased Chip

Operational Amplifiers

0.5 V/us

21 V

125 °C (257 °F)

-55 °C (-67 °F)

Gold

Upper

R-XUUC-N14

No

e4

ISL73419SEHX/SAMPLE

Renesas Electronics

Operational Amplifier

No Lead

14

DIE

Rectangular

1.5 MHz

-21 V

No

250 uV

5 nA

Yes

4

120 dB

BIPOLAR

145 dB

3 mA

-5 V

Voltage Feedback

No

5 V

Uncased Chip

DIE OR CHIP

Operational Amplifiers

0.5 V/us

21 V

125 °C (257 °F)

2.5 nA

Yes

3000000

-55 °C (-67 °F)

Gold

Upper

Yes

R-XUUC-N14

Yes

e4

No

No

ISL7124SRHVX

Renesas Electronics

Operational Amplifier

Military

No Lead

14

DIE

Rectangular

300k Rad(Si)

10000 uV

400 nA

Yes

4

BICMOS

70 dB

Uncased Chip

Operational Amplifiers

125 °C (257 °F)

-55 °C (-67 °F)

Matte Tin

Upper

R-XUUC-N14

No

e3

ISL70444SEHX/SAMPLE

Renesas Electronics

Operational Amplifier

Military

No Lead

14

DIE

Rectangular

300k Rad(Si)

17 MHz

-21 V

400 uV

650 nA

Yes

4

74 dB

-2.5 V

2.5 V

Uncased Chip

Operational Amplifiers

35 V/us

21 V

125 °C (257 °F)

-55 °C (-67 °F)

Upper

R-XUUC-N14

No

5962F1324801V9A

Renesas Electronics

Operational Amplifier

Military

No Lead

8

DIE

Rectangular

300k Rad(Si)

17 MHz

-21 V

500 uV

580 nA

Yes

2

MIL-PRF-38535 Class V

70 dB

-2.5 V

2.5 V

Uncased Chip

Operational Amplifiers

35 V/us

21 V

125 °C (257 °F)

-55 °C (-67 °F)

Gold

Upper

R-XUUC-N8

Yes

e4

ISL73444SEHX/SAMPLE

Renesas Electronics

Operational Amplifier

No Lead

14

DIE

Rectangular

17 MHz

-21 V

No

500 uV

580 nA

Yes

4

70 dB

SOI-CMOS

92 dB

9.6 mA

-2.5 V

Voltage Feedback

No

2.5 V

Uncased Chip

DIE OR CHIP

Operational Amplifiers

35 V/us

21 V

125 °C (257 °F)

Yes

31622.7766

-55 °C (-67 °F)

Gold

Upper

Yes

R-XUUC-N14

No

e4

No

No

5962F1422601V9X

Renesas Electronics

Operational Amplifier

Military

No Lead

14

DIE

Rectangular

300k Rad(Si)

-21 V

250 uV

15 nA

Yes

4

MIL-PRF-38535 Class V

120 dB

Uncased Chip

Operational Amplifiers

21 V

125 °C (257 °F)

-55 °C (-67 °F)

Upper

R-XUUC-N14

Yes

5962F1222801V9A

Renesas Electronics

Operational Amplifier

Military

No Lead

14

DIE

Rectangular

300k Rad(Si)

-21 V

No

250 uV

15 nA

Yes

4

120 dB

MIL-PRF-38535 Class V

120 dB

2.72 mA

-5 V

Voltage Feedback

No

5 V

Uncased Chip

DIE OR CHIP

10 nA

0.2 V/us

Operational Amplifiers

21 V

125 °C (257 °F)

15 nA

No

3000000

-55 °C (-67 °F)

Upper

Yes

R-XUUC-N14

Yes

Yes

No

ISL70100SEHVX

Renesas Electronics

Operational Amplifier

No Lead

9

DIE

Rectangular

100k Rad(Si)

No

400 uV

25 uA

Yes

1

90 dB

SOI-CMOS

106 dB

420 μA

Transconductance

No

12 V

Uncased Chip

DIE OR CHIP

42 V

125 °C (257 °F)

Yes

-55 °C (-67 °F)

Upper

Yes

R-XUUC-N9

Yes

No

No

ISL70419ASEHF/SAMPLE

Renesas Electronics

Operational Amplifier

Military

No Lead

14

DIE

Rectangular

300k Rad(Si)

1.5 MHz

-21 V

250 uV

15 nA

Yes

4

BIPOLAR

120 dB

-5 V

5 V

Uncased Chip

Operational Amplifiers

0.5 V/us

21 V

125 °C (257 °F)

-55 °C (-67 °F)

Upper

R-XUUC-N14

5962F1222801V9X

Renesas Electronics

Operational Amplifier

Military

No Lead

14

DIE

Rectangular

300k Rad(Si)

-21 V

No

250 uV

15 nA

Yes

4

120 dB

MIL-PRF-38535 Class V

120 dB

2.72 mA

-5 V

Voltage Feedback

No

5 V

Uncased Chip

DIE OR CHIP

10 nA

0.2 V/us

Operational Amplifiers

21 V

125 °C (257 °F)

15 nA

No

3000000

-55 °C (-67 °F)

Upper

Yes

R-XUUC-N14

Yes

Yes

No

ISL70419ASEHVX

Renesas Electronics

Operational Amplifier

Military

No Lead

14

DIE

Rectangular

300k Rad(Si)

1.5 MHz

-21 V

250 uV

15 nA

Yes

4

BIPOLAR

120 dB

-5 V

5 V

Uncased Chip

Operational Amplifiers

0.5 V/us

21 V

125 °C (257 °F)

-55 °C (-67 °F)

Upper

R-XUUC-N14

5962R1222801V9AX

Renesas Electronics

Operational Amplifier

Military

No Lead

14

DIE

Rectangular

300k Rad(Si)

1.5 MHz

-21 V

250 uV

5 nA

Yes

4

BIPOLAR

MIL-PRF-38535 Class V

145 dB

-5 V

5 V

Uncased Chip

Operational Amplifiers

0.5 V/us

21 V

125 °C (257 °F)

-55 °C (-67 °F)

Upper

R-XUUC-N14

No

ISL70227SEHVX

Renesas Electronics

Operational Amplifier

Military

No Lead

8

DIE

Rectangular

100k Rad(Si)

10 MHz

-21 V

100 uV

25 nA

Yes

2

BIPOLAR

120 dB

-15 V

15 V

Uncased Chip

Operational Amplifiers

3.6 V/us

21 V

125 °C (257 °F)

-55 °C (-67 °F)

Gold

Upper

R-XUUC-N8

e4

5962F0254202V9X

Renesas Electronics

Operational Amplifier

Military

No Lead

14

DIE

Rectangular

300k Rad(Si)

-17.5 V

10000 uV

400 nA

Yes

4

MIL-PRF-38535 Class V

70 dB

-15 V

15 V

Uncased Chip

Operational Amplifiers

17.5 V

125 °C (257 °F)

-55 °C (-67 °F)

Upper

R-XUUC-N14

Yes

ISL70100SEHX/SAMPLE

Renesas Electronics

Operational Amplifier

No Lead

9

DIE

Rectangular

No

700 uV

25 uA

Yes

1

85 dB

SOI-CMOS

106 dB

420 μA

Transconductance

No

12 V

Uncased Chip

DIE OR CHIP

42 V

125 °C (257 °F)

Yes

-55 °C (-67 °F)

Gold

Upper

Yes

R-XUUC-N9

Yes

e4

No

No

5962F9568701V9X

Renesas Electronics

Operational Amplifier

Military

No Lead

8

DIE

Rectangular

300k Rad(Si)

Yes

1

MIL-PRF-38535 Class V

-3 V

3 V

Uncased Chip

Operational Amplifiers

125 °C (257 °F)

-55 °C (-67 °F)

Upper

R-XUUC-N8

Yes

ISL70444SEHVX

Renesas Electronics

Operational Amplifier

Military

No Lead

14

DIE

Rectangular

300k Rad(Si)

17 MHz

-21 V

400 uV

650 nA

Yes

4

74 dB

7.2 mA

-2.5 V

2.5 V

Uncased Chip

50 nA

Operational Amplifiers

35 V/us

21 V

125 °C (257 °F)

31622.7766

-55 °C (-67 °F)

Upper

R-XUUC-N14

No

ISL70419ASEHVX/SAMPLE

Renesas Electronics

Operational Amplifier

Military

No Lead

14

DIE

Rectangular

300k Rad(Si)

1.5 MHz

-21 V

250 uV

15 nA

Yes

4

BIPOLAR

120 dB

-5 V

5 V

Uncased Chip

Operational Amplifiers

0.5 V/us

21 V

125 °C (257 °F)

-55 °C (-67 °F)

Upper

R-XUUC-N14

ISL70218SEHVX

Renesas Electronics

Operational Amplifier

Military

No Lead

8

DIE

Rectangular

100k Rad(Si)

4 MHz

-21 V

290 uV

-1.5 uA

Yes

2

BIPOLAR

118 dB

-15 V

15 V

Uncased Chip

Operational Amplifiers

1.2 V/us

21 V

125 °C (257 °F)

-55 °C (-67 °F)

Matte Tin

Upper

R-XUUC-N8

No

e3

HS0-5104ARH/SAMPLE

Renesas Electronics

Operational Amplifier

Military

No Lead

14

DIE

Rectangular

100k Rad(Si)

8 MHz

3000 uV

Yes

4

BIPOLAR

Uncased Chip

Operational Amplifiers

2 V/us

125 °C (257 °F)

-55 °C (-67 °F)

Gold

Upper

R-XUUC-N14

No

e4

ISL70218SRHX/SAMPLE

Renesas Electronics

Operational Amplifier

Military

No Lead

8

DIE

Rectangular

100k Rad(Si)

Ceramic, Metal-Sealed Cofired

3200 kHz

-18 V

Yes

2

BIPOLAR

117 dB

-5 V

5 V

Uncased Chip

Operational Amplifiers

1 V/us

18 V

125 °C (257 °F)

-55 °C (-67 °F)

Matte Tin

Upper

R-CUUC-N8

No

e3

5962F0254202V9A

Renesas Electronics

Operational Amplifier

Military

No Lead

14

DIE

Rectangular

300k Rad(Si)

-17.5 V

10000 uV

400 nA

Yes

4

MIL-PRF-38535 Class V

70 dB

-15 V

15 V

Uncased Chip

Operational Amplifiers

17.5 V

125 °C (257 °F)

-55 °C (-67 °F)

Upper

R-XUUC-N14

Yes

ISL70417SEHVX

Renesas Electronics

Operational Amplifier

Military

No Lead

14

DIE

Rectangular

300k Rad(Si)

1.5 MHz

-21 V

250 uV

5 nA

Yes

4

BIPOLAR

145 dB

-5 V

5 V

Uncased Chip

Operational Amplifiers

0.5 V/us

21 V

125 °C (257 °F)

-55 °C (-67 °F)

Gold

Upper

R-XUUC-N14

No

e4

5962R2021201V9A

Renesas Electronics

Operational Amplifier

No Lead

9

DIE

Rectangular

100k Rad(Si)

No

400 uV

25 uA

Yes

1

90 dB

SOI-CMOS

MIL-PRF-38535 Class V

106 dB

420 μA

Transconductance

No

12 V

Uncased Chip

DIE OR CHIP

42 V

125 °C (257 °F)

Yes

-55 °C (-67 °F)

Gold

Upper

Yes

R-XUUC-N

Yes

Yes

e4

No

No

5962R9853302V9A

Renesas Electronics

Operational Amplifier

Military

No Lead

14

DIE

Rectangular

100k Rad(Si)

8 MHz

2100 uV

Yes

4

BIPOLAR

MIL-PRF-38535 Class V

Uncased Chip

Operational Amplifiers

1.7 V/us

125 °C (257 °F)

-55 °C (-67 °F)

Gold

Upper

R-XUUC-N14

Yes

e4

5962F9751201V9A

Renesas Electronics

Operational Amplifier

Military

No Lead

18

DIE

Rectangular

300k Rad(Si)

100 MHz

6000 uV

50 nA

Yes

2

BIPOLAR

MIL-PRF-38535 Class V

-15 V

Voltage Feedback

15 V

±15 V

Uncased Chip

DIE OR CHIP

15 V/us

Operational Amplifiers

20 V

0.05 in (1.27 mm)

125 °C (257 °F)

400 nA

No

40000

-55 °C (-67 °F)

Tin Lead

Upper

No

R-XUUC-N18

0.1 in (2.54 mm)

0.33 in (8.382 mm)

No

e0

0.44 in (11.175 mm)

5962R9569001V9A

Renesas Electronics

Operational Amplifier

Military

No Lead

14

DIE

Rectangular

100k Rad(Si)

8 MHz

-20 V

3000 uV

300 nA

Yes

4

BIPOLAR

MIL-PRF-38535 Class V

80 dB

7.5 mA

-15 V

Voltage Feedback

15 V

±15 V

Uncased Chip

DIE OR CHIP

0.5 V/us

Operational Amplifiers

2 V/us

20 V

125 °C (257 °F)

1 uA

Yes

40000

-55 °C (-67 °F)

Gold

Upper

No

R-XUUC-N14

No

e4

5962F1422602V9A

Renesas Electronics

Operational Amplifier

Military

No Lead

8

DIE

Rectangular

300k Rad(Si)

1.5 MHz

-21 V

No

250 uV

15 nA

Yes

2

120 dB

BIPOLAR

MIL-PRF-38535 Class V

120 dB

160 μA

-5 V

Voltage Feedback

No

5 V

Uncased Chip

2.5 nA

Operational Amplifiers

0.5 V/us

21 V

125 °C (257 °F)

2.5 nA

Yes

3000000

-55 °C (-67 °F)

Upper

Yes

R-XUUC-N8

Yes

Yes

No

HS0-3530ARH-Q

Renesas Electronics

Operational Amplifier

Military

No Lead

8

DIE

Rectangular

300k Rad(Si)

Yes

1

MIL-PRF-38535 Class V

-3 V

3 V

Uncased Chip

Operational Amplifiers

125 °C (257 °F)

-55 °C (-67 °F)

Gold

Upper

R-XUUC-N8

No

e4

5962F9676701V9A

Renesas Electronics

Operational Amplifier

Military

No Lead

7

DIE

Square

300k Rad(Si)

-6 V

10000 uV

Yes

1

MIL-PRF-38535 Class V

-5 V

5 V

Uncased Chip

Operational Amplifiers

6 V

125 °C (257 °F)

-55 °C (-67 °F)

Tin Lead

Upper

S-XUUC-N7

Yes

e0

HS0-5104ARH-Q

Renesas Electronics

Operational Amplifier

No Lead

14

DIE

Rectangular

100k Rad(Si)

8 MHz

-20 V

3000 uV

300 nA

Yes

4

BIPOLAR

MIL-PRF-38535 Class V

80 dB

-15 V

15 V

Uncased Chip

Operational Amplifiers

2 V/us

20 V

Gold

Upper

R-XUUC-N14

No

e4

5962F9467602V9X

Renesas Electronics

Operational Amplifier

Military

No Lead

7

DIE

300k Rad(Si)

-6 V

10000 uV

Yes

1

38 dB

-5 V

5 V

Uncased Chip

Operational Amplifiers

6 V

125 °C (257 °F)

-55 °C (-67 °F)

Upper

X-XUUC-N7

No

ISL73444SEHVX

Renesas Electronics

Operational Amplifier

No Lead

14

DIE

Rectangular

50k Rad(Si)

17 MHz

-21 V

No

500 uV

650 nA

Yes

4

70 dB

SOI-CMOS

92 dB

9.6 mA

-2.5 V

Voltage Feedback

No

2.5 V

Uncased Chip

DIE OR CHIP

Operational Amplifiers

35 V/us

21 V

125 °C (257 °F)

Yes

31622.7766

-55 °C (-67 °F)

Upper

Yes

R-XUUC-N14

No

No

No

5962F1422603V9A

Renesas Electronics

Operational Amplifier

Military

No Lead

14

DIE

Rectangular

300k Rad(Si)

1.5 MHz

-21 V

250 uV

15 nA

Yes

4

BIPOLAR

MIL-PRF-38535 Class V

120 dB

-5 V

5 V

Uncased Chip

Operational Amplifiers

0.5 V/us

21 V

125 °C (257 °F)

-55 °C (-67 °F)

Upper

R-XUUC-N14

No

Operational Amplifiers (Op Amps)

Operational amplifiers, or op-amps for short, are electronic circuits that provide a high gain amplification of an input voltage signal. They are widely used in electronic circuits for various signal processing tasks due to their versatile nature and high gain characteristics.

An op-amp typically has two input terminals (inverting and non-inverting), an output terminal, and a power supply. The output voltage of the op-amp is proportional to the difference between the voltages at the two input terminals, with the exact gain being determined by the circuit design.

Op-amps can be used in a variety of electronic circuits such as filters, amplifiers, oscillators, and voltage regulators. They can also be used as comparators, with the output switching to one of two voltage levels depending on the relationship between the two input voltages.

One of the main advantages of op-amps is that they can provide a very high gain, making them useful in amplifying small signals or reducing noise. They also have a wide range of input and output impedance, making them compatible with a wide range of electronic circuits. Additionally, op-amps can be designed to have very high input impedance, which means they can detect and amplify signals with minimal loading effects on the circuit they are connected to.