CXA1878Q datasheet(9/36 Pages) SONY

Nome de Peças	CXA1878Q

Descrição Electrónicos	Dolby B-C Type Noise Reduction System with Recording/Playback Equalizer Amplifier

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Fabricante Electrônico	SONY [Sony Corporation]

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CXA1878Q

32

33

34

35

GP CAL

REC CAL

NR SW

S SW

2.5V

when

open

2.5V

when

open

2.5V

when

open

2.5V

when

open

—

I

54k

Ω

54k

Ω

50k

Ω

50k

Ω

Recording equalizer

amplifier high frequency

calibration

∗ Controlled with DC

voltages of 0 to 5V.

High: High frequency

level gain

increased

Low : High frequency

level gain

reduced

∗ Leave this pin open

when not using the

high frequency

calibration function.

Recording equalizer

amplifier calibration

∗ Controlled with DC

voltages of 0 to 5V.

High: Recording level

gain increased

Low : Recording level

gain reduced

∗ Leave this pin open

when not using the

recording calibration

function.

NR control

High: C type

Medium: B type

Low: NR OFF

Dolby S type selection

∗ Select the calibration

mode with this pin.

High: CALIBRATION

Medium: B-C type

Low: S type

31

VEE

–7.0V

Negative power supply

54k

32

54k

33

2k

6k

34

50k

DVCC/2

2k

6k

50k

DVCC/2

35

DC

AC

No.

Symbol

I/O

Z (in)

Equivalent circuit

Description

Typical pin voltage

Nº de peça semelhante - CXA1878Q

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Descrição semelhante - CXA1878Q

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Sony Corporation	CXA1897Q	396Kb / 22P	Dolby B Type Noise Reduction System with Recording/Playback Equalizer
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CXA1878Q Folha de dados(PDF) 9 Page - Sony Corporation

CXA1878Q Folha de dados(HTML) 9 Page - Sony Corporation

Nº de peça semelhante - CXA1878Q

Descrição semelhante - CXA1878Q

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