(VCC = 3V for MAX4061/MAX4062, VCC = 5V for MAX4060, VGND = 0V, VSHDN = VCC, VINT/AUX = 0V, RG = 11.11kΩ,

RL = 100kΩ to 1.5V, RBIAS = ∞, TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.) (Notes 1, 2)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

Total Harmonic Distortion

Plus Noise

THD+N

AV = 10V/V, f = 1kHz, VOUT = 0.7VRMS,

BW = 22Hz to 22kHz

0.04

%

Differential Gain

AVDIFF

1V < VCM < 2V,

VOUT = 0.7VRMS,

MAX4061/MAX4062

RG = open

1

1.13

1.3

V/V

RG = 11.11kΩ

9.6

10

10.4

RG = 1.01kΩ

96

100

104

1V < VCM < 2V, VOUT = 0.7VRMS, MAX4060

9.6

10.0

10.4

Common-Mode Rejection Ratio

CMRR

VCM = 500mVP-P, f = 1kHz

70

dB

Power-Supply Rejection Ratio

PSRR

TA = +25°C

72

89

dB

TA = TMIN to TMAX

60

VCC = 5V ±100mV, f = 1kHz

86

AUXILIARY INPUT (MAX4060/MAX4062, INT/AUX = VCC)

Small-Signal Bandwidth

BW-3dB

200

kHz

Input Resistance

RIN

100

kΩ

Input Noise-Voltage Density

en

f = 1kHz

45

nV/√Hz

RMS Output Noise Voltage

VNRMS

BW = 22Hz to 22kHz

385

µVRMS

Total Harmonic Distortion

Plus Noise

THD+N

f = 1kHz, BW = 22Hz to 22kHz

0.05

%

Power-Supply Rejection Ratio

PSRR

TA = +25°C

65

90

dB

TA = TMIN - TMAX

50

Voltage Gain

AVAUX

VOUT = 0.7VRMS

-10.7

-10

-9.3

V/V

BIAS OUTPUT (MAX4060/MAX4062)

Output Voltage

VOUT

IBIAS = 0.8mA to GND, MAX4060

2

2.2

V

IBIAS = 0.5mA to GND, MAX4062

2

2.2

Output Resistance

ROUT

IBIAS = 0.8mA to GND, MAX4060

(TA = +25°C)

2

2.5

kΩ

IBIAS = 0.5mA to GND, MAX4062

(TA = +25°C)

22

40

Ω

Output Noise Voltage

VNRMS

IBIAS = 0.8mA to GND, BW = 22Hz to

22kHz, MAX4060

50

µVRMS

IBIAS = 0.5mA to GND, BW = 22Hz to

22kHz, MAX4062

20

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Analog Devices │ 3

MAX4060/MAX4061/

MAX4062

Differential Microphone Preamplifiers with

Internal Bias and Complete Shutdown

Electrical Characteristics (continued)