5.7 Electrical Characteristics

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

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

AUDIO PERFORMANCE

THD+N

Total harmonic distortion plus

noise

f = 1kHz, G = 1,

VO = 3Vrms

RL = 2kΩ

0.00008

%

RL = 600Ω

0.00015

Intermodulation distortion

f = 1kHz, G = 1, VO = 1VPP

–98

dB

Headroom(1)

THD < 0.01%, RL = 2kΩ, VS = 18V

21.3

dBu

FREQUENCY RESPONSE

GBW

Gain bandwidth product

8

MHz

SR

Slew rate(2)

±20

V/μs

Settling time

10V step, G = 1,

CL = 100pF

0.1%

0.7

μs

0.01%

1

FPBW

Full power bandwidth

1.3

MHz

Overload recovery time

VIN × G = VS

0.6

µs

NOISE

Input voltage noise

f = 20Hz to 20kHz

1.2

µVrms

en

Input voltage noise density

f = 1kHz

8

nV/√Hz

In

Input current noise density

f = 1kHz

3

fA/√Hz

OFFSET VOLTAGE

VOS

Input offset voltage

±1

±3.5

mV

TA = –40°C to +85°C

±1

dVOS/dT Input offset voltage drift

TA = –40°C to +85°C

±2

μV/°C

PSRR

Power-supply rejection ratio

5V ≤ VS ≤ 36V

90

106

dB

Channel separation (dual, quad)

DC, RL = 2kΩ

128

dB

f = 20kHz, RL = 2kΩ

126

INPUT BIAS CURRENT

IB

Input bias current(3)

±5

±100

pA

TA = –40°C to +85°C

See Section

5.8

±5

nA

IOS

Input offset current(3)

±2

±50

pA

INPUT VOLTAGE

VCM

Common-mode voltage

(V–) + 2.5

±13 (V+) – 3.5

V

CMRR

Common-mode rejection ratio

–12.5V ≤ VCM ≤ 11.5V

86

100

dB

TA = –40°C to +85°C

90

INPUT IMPEDANCE

Differential

1013 || 8

Ω || pF

Common-mode

–12.5V ≤ VCM ≤ 11.5V

1013 || 6

Ω || pF

OPEN-LOOP GAIN

AOL

Open-loop voltage gain

RL = 10kΩ, –14.5V ≤ VO ≤ 13.8V

104

120

dB

RL = 2kΩ, –13.8V ≤ VO ≤ 13.5V

104

120

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