MAX97220EETE データシートの表示（PDF） - Unspecified

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MAX97220EETE

Differential Input DirectDrive Line Drivers/Headphone Amplifiers

Unspecified 

Differential Input DirectDrive

Line Drivers/Headphone Amplifiers

ELECTRICAL CHARACTERISTICS (continued)

(VPVDD = VSVDD = VSVDD2 = 5V, VPGND = VSGND = 0V, CBIAS = 0.1µF, C1 = C2 = 1µF, RIN = 20kω, RF = 20kω (MAX97220A/

MAX97220B/MAX97220E), typical values tested at TA = +25°C, unless otherwise noted.) (Notes 2 and 3)

PARAMETER

SYMBOL

CONDITIONS

MIN TYP MAX UNITS

Output Noise Voltage

A/B/E

VN

versions

A-weighted,

RIN = RF = 10kI

C/D versions A-weighted

7

FV

14

1kHz, VOUT = 3VRMS,

RL = 10kI

-125

10kHz, VOUT = 3VRMS,

RL = 10kI

-108

A/B/E

versions

1kHz, VOUT = 2VRMS,

RL = 600I, VPVDD =

VSVDD_ = 3.3V

10kHz, VOUT = 2VRMS,

RL = 600I, VPVDD =

VSVDD_ = 3.3V

-123

-104

1kHz, POUT = 20mW,

RL = 32I

-102

Crosstalk

XTALK

10kHz, POUT = 20mW,

RL = 32I

-82

dB

1kHz, VOUT = 2VRMS,

RL = 10kI

100

10kHz, VOUT = 2VRMS,

RL = 10kI

98

1kHz, VOUT = 2VRMS,

C/D

RL = 600I

100

versions

10kHz, VOUT = 2VRMS,

RL = 600I

96

1kHz, POUT = 20mW,

RL = 32I

95

1kHz, POUT = 20mW,

RL = 16I

92

Maximum Capacitive Load Drive

CL

470

pF

External Feedback Resistor

Range

RF

A/B/E versions

4.7

20

100

kI

Oscillator Frequency

fOSC

450

500

550

kHz

4

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