6.6 Electrical Characteristics: VS = ±5 V (continued)

at G = 1 V/V, RF = 0 Ω for G = 1 V/V, otherwise RF = 1 kΩ for other gains, CL = 1 pF, RL = 2 kΩ referenced to mid-supply,

input and output common-mode is at mid-supply, and TA ≅ 25°C (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

POWER SUPPLY

IQ

Quiescent current per amplifier

TA ≈ 25°C

800

925

µA

TA = –40°C to +125°C

1040

PSRR

Power-supply rejection ratio

ΔVS = ±2 V(2)

100

120

dB

POWER DOWN

Enable voltage threshold

Specified on above VS+ – 0.5 V

4.5

V

Disable voltage threshold

Specified off below VS+–1.5 V

3.5

V

Power-down quiescent current per

channel

VPD ≤ VS+ – 1.5 V

11

28

µA

VPD ≤ VS+ – 1.5 V, TA = –40°C to +125°C

35

Power-down pin bias current

1

2.5

µA

Turn-on time delay

8

µs

Turn-off time delay

3.5

µs

AUXILIARY INPUT STAGE

Gain-bandwidth product

50

MHz

Input voltage noise

6.3

nV/√Hz

Input current noise

0.5

pA/√Hz

Input-referred offset voltage

–95

±10

95

μV

Input bias current

TA ≅ 25°C

0.2

0.6

µA

TA = –40°C to +125°C

0.2

1.3

Common-mode rejection ratio

VCM = 4.1 V to 5.2 V

120

dB

Power supply rejection ratio

ΔVS = ±0.6 V

120

dB

(1)

Change in input offset voltage from no-load condition.

(2)

Change in supply voltage from the default test condition with only one of the positive or negative supplies changing corresponding to

+PSRR and –PSRR.

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OPA863A, OPA2863A

SBOSA95D – MAY 2022 – REVISED DECEMBER 2023

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