SA577D datasheet(5/7 Pages) PHILIPS

No. de pieza	SA577D

Descripción Electrónicos	Unity gain level programmable power compandor

PDF	7 Pages

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Fabricante Electrónico	PHILIPS [NXP Semiconductors]

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Philips Semiconductors

Product specification

SA577

Unity gain level programmable low power compandor

1997 Nov 07

TYPICAL PERFORMANCE CHARACTERISTICS

VCC = 3.6V, TA = 25°C, R1=R3=7.15kΩ, R2=100kΩ, 0dB level = 100mV, Freq. = 1kHz

1.8

1.6

1.4

1.2

0.8

0.6

1234

5678

SUPPLY VOLTAGE (V)

SUPPLY CURRENT vs SUPPLY VOLTAGE

1.6

1.5

1.4

1.3

1.2

1.1

-40

-20

100

SUPPLY CURRENT vs TEMPERATURE

AMBIENT TEMPERATURE (

°C)

0.6

0.4

0.2

-0.2

-0.4

-0.6

234

567

UNITY GAIN ERROR vs SUPPLY VOLTAGE

SUPPLY VOLTAGE (V)

COMPRESSOR

EXPANDOR

NOTE: UNITY GAIN ERROR MAY BE

SET TO 0 AT ANY VCC BY

ADJUSTING THE VALUE OF R1, R3

0.6

0.4

0.2

-0.2

-0.4

-0.6

-40

-20

100

UNITY GAIN ERROR vs TEMPERATURE

TEMPERATURE (

°C)

COMPRESSOR

EXPANDOR

0.5

-0.5

-1

456

TRACKING ERROR vs INPUT LEVEL

INPUT LEVEL (dB)

COMPRESSOR

EXPANDOR

NOTE: RELATIVE

TO UNITY GAIN

0.5

0.4

0.3

0.2

0.1

-40

-20

100

THD vs TEMPERATURE

TEMPERATURE (

°C)

COMPRESSOR

EXPANDOR

SR00715

Figure 3. Typical Performance Characteristics

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