6.5 Electrical Characteristics

at TA = 25°C, VS (dual supply) = ±1.5 V to ±18 V, VVOCM = 0 V, input common mode voltage (VICM) = 0 V, RF = 2

kΩ, V PD = VVS+, RL = 10 kΩ(1) (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

FREQUENCY RESPONSE

SSBW

Small-signal bandwidth

VO (2) = 100 mVPP, G = –1 V/V

7

MHz

GBP

Gain-bandwidth product

VO = 100 mVPP, G = –10 V/V

9.2

MHz

FBP

Full-power bandwidth

VO = –1 VPP, G = –1 V/V

2.5

MHz

SR

Slew rate

G = –1, 10-V step

15

V/µs

Settling time

0.1% of final value, G = –1 V/V, VO = 10-V step

1

µs

0.01% of final value, G = –1 V/V, VO= 10-V step

2

THD+N

Total harmonic distortion and

noise

Differential input, f = 1 kHz, VO = 10 VPP

–120

dB

0.0001

%

Single-ended input, f = 1 kHz, VO = 10 VPP

–115

dB

0.00018

%

Differential input, f = 10 kHz, VO = 10 VPP

–112

dB

0.00025

%

Single-ended input, f = 10 kHz, VO = 10 VPP

–107

dB

0.00045

%

HD2

Second-order harmonic distortion

Differential input, f = 1 kHz, VO = 10 VPP

–126

dB

Single-ended input, f = 1 kHz, VO = 10 VPP

–120

HD3

Third-order harmonic distortion

Differential input, f = 1 kHz, VO = 10 VPP

–131

dB

Single-ended input, f = 1 kHz, VO = 10 VPP

–119

Overdrive recovery time

G = 5 V/V, 2x output overdrive, dc-coupled

3.3

µs

NOISE

en

Input differential voltage noise

f = 1 kHz

3.7

nV/√ Hz

f = 10 Hz

4

f = 0.1 Hz to 10 Hz

0.1

µVPP

ei

Input current noise, each input

f = 1 kHz

300

fA/√ Hz

f = 10 Hz

400

f = 0.1 Hz to 10 Hz

13.4

pAPP

OFFSET VOLTAGE

VIO

Input-referred offset voltage

20

±200

µV

TA = –40°C to +125°C

±250

Input offset voltage drift

TA = –40°C to +125°C

0.1

±1

µV/°C

PSRR

Power-supply rejection ratio

0.025

±0.5

µV/V

TA = –40°C to +125°C

±1

INPUT BIAS CURRENT

IB

Input bias current

0.2

±2

nA

TA = –40°C to +125°C

±4

Input bias current drift

TA = –40°C to +125°C

2

±15

pA/°C

IOS

Input offset current

0.2

±1

nA

TA = –40°C to +125°C

±3

Input offset current drift

TA = –40°C to +125°C

1

±10

pA/°C

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OPA1637

SBOSA00B – DECEMBER 2019 – REVISED AUGUST 2020

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