OPA1677DBVR datasheet(8/56 Pages) TI2

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6.7 Electrical Characteristics

at VS = ±15 V, TA = 25°C, RL = 2 kΩ, and VCM = VOUT = midsupply (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

AUDIO PERFORMANCE

THD+N

Total harmonic distortion + noise

G = 1, RL = 600 Ω, f = 1 kHz, VO = 3 VRMS

0.0001%

–120

IMD

Intermodulation distortion

G = 1

VO = 3 VRMS

SMPTE/DIN two-tone, 4:1

(60 Hz and 7 kHz)

0.0001%

–120

DIM 30

(3-kHz square wave and

15-kHz sine wave)

0.0001%

–120

CCIF twin-tone

(19 kHz and 20 kHz)

0.0001%

–120

FREQUENCY RESPONSE

GBW

Gain-bandwidth product

G = 1

MHz

Slew rate

G = –1

V/µs

Full power bandwidth(1)

VO = 1 VP

1.4

MHz

Overload recovery time

G = –10

µs

Channel separation (dual and quad)

f = 1 kHz

–130

NOISE

Input voltage noise

f = 20 Hz to 20 kHz

5.4

µVPP

f = 0.1 Hz to 10 Hz

1.74

Input voltage noise density

f = 1 kHz

4.5

nV/√Hz

Input current noise density

f = 1 kHz

fA/√Hz

OFFSET VOLTAGE

VOS

Input offset voltage

VS = ±2.25 V to ±18 V

±0.5

±2

VS = ±2.25 V to ±18 V, TA = –40°C to 125°C(2)

µV/°C

PSRR

Power-supply rejection ratio

VS = ±2.25 V to ±18 V

µV/V

INPUT BIAS CURRENT

Input bias current

VCM = 0 V

±10

IOS

Input offset current

VCM = 0 V

±10

INPUT VOLTAGE RANGE

VCM

Common-mode voltage range

(V–)+0.5

(V+) – 2

CMRR

Common-mode rejection ratio

100

110

INPUT IMPEDANCE

Differential

100 || 6

MΩ || pF

Common-mode

6000 || 2

GΩ || pF

OPEN-LOOP GAIN

AOL

Open-loop voltage gain

(V–) + 0.8 V ≤ VO ≤ (V+) – 0.8 V

106

114

OUTPUT

Output voltage

(V–) + 0.8

(V+) – 0.8

IOUT

Output Current

See Section 6.8

Open-loop output impedance

f = 1 MHz

See Section 6.8

ISC

Short-circuit current(3)

±50

Capacitive load drive

100

POWER SUPPLY

Quiescent current (per channel)

IO = 0 A

2.5

IO = 0 A, TA = –40°C to 125°C(2)

2.8

(1)

Full-power bandwidth = SR / (2π ×VP), where SR = slew rate.

(2)

Specified by design and characterization.

(3)

One channel at a time.

OPA1677, OPA1678, OPA1679

SBOS855E – JANUARY 2017 – REVISED DECEMBER 2022

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