Datasheet > TDA3857

TDA3857

更新时间： 2024-01-31 16:52:43

品牌	Logo	应用领域
恩智浦 - NXP		/
页数	文件大小	规格书
14页	114K
描述
Quasi-split sound processor with two FM demodulators

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数据手册

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TDA3857 数据手册

Philips Semiconductors

Product speciﬁcation

Quasi-split sound processor with two FM demodulators

TDA3857

PINNING

SYMBOL

FMIF1

DESCRIPTION

IF difference input 1 for B/G standard (38.9 MHz)

charge capacitor for AGC

C_AGC

MATR

FM2R1

FM2R2

AF2

input for stereo matrix correction

reference circuit for FM2 (5.74 MHz)

AF2 output (AF out of 5.74 MHz)

AF1

AF1 output (AF out of 5.5 MHz)

FM1R1

FM1R2

VC-R1

VC-R2

TRACK

FM1I

reference circuit for FM1 (5.5 MHz)

reference circuit for the vision carrier (38.9 MHz)

DC output level for tracking

intercarrier input for FM1 (5.5 MHz)

C_AF1

DC decoupling capacitor for FM1 demodulator

(AF1)

ICO

intercarrier output signal (5.5/5.74 MHz)

C_AF2

DC decoupling capacitor for FM2 demodulator

(AF2)

FM2I

GND

V_P

intercarrier input for FM2 (5.74 MHz)

ground (0 V)

+5 to +8 V supply voltage

Fig.2 Pin configuration.

FMIF2

IF difference input 2 for B/G standard (38.9 MHz)

June 1994

1 2 345 6 7...14

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