7.9 Typical Characteristics: VS = 3 V

at VS+ = 3 V, VS– = 0 V, RF = 0 Ω for G = 1 V/V, otherwise RF = 1 kΩ for other gains, CL = 1 pF, RL = 2 kΩ connected to 1 V,

G = 1 V/V, input and output VCM = 1 V, and TA ≅ 25°C (unless otherwise noted)

Frequency (Hz)

-21

-18

-15

-12

-9

-6

-3

0

3

100k

1M

10M

100M

G = 1 V/V

G = -1 V/V

G = 2 V/V

G = 5 V/V

G = 10 V/V

VOUT = 20 mVPP

Figure 7-27. Small-Signal Frequency Response vs Gain

Frequency (Hz)

-140

-120

-100

-80

-60

-40

1k

10k

100k

1M

10M

HD2

HD3

VOUT = 1 VPP

Figure 7-28. Harmonic Distortion vs Frequency

Time (20 ns/div)

-0.15

-0.1

-0.05

0

0.05

0.1

0.15

Figure 7-29. Small-Signal Transient Response

Time (100 ns/div)

-0.75

-0.5

-0.25

0

0.25

0.5

0.75

Figure 7-30. Large-Signal Transient Response

Input Common-Mode Voltage (V)

-2

-1.5

-1

-0.5

0

0.5

1

1.5

2

-20

-10

0

10

20

30

40

50

VS = ±1.5 V, measured for 10 units

Figure 7-31. Input Offset Voltage vs Input Common-Mode

Voltage

Input Common-Mode Voltage (V)

-2

-1

0

1

2

-300

-200

-100

0

100

200

300

VS = ±1.5 V

Figure 7-32. Input Bias Current vs Input Common-Mode Voltage

OPA863A, OPA2863A

SBOSA95C – MAY 2022 – REVISED AUGUST 2023

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