TSH512CFT(2001) データシートの表示（PDF） - STMicroelectronics

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TSH512CFT
(Rev.:2001)

HiFi stereo/mono infrared transmitter Stereo sub-carrier generator

STMicroelectronics 

TSH512

TYPICAL SCHEMATIC

Stereo infrared transmitter

.

AUDIOIN TX2

44

1

MICROBIAS TX2

2

3

Vcc

4

STANDBY

5

VOX Delay

Cpeak

6

Rpeak

VOX Sensitivity

Csens

7

Rsens

Vcc

8

Clna1

Clna2

Rlna2

43

42

LNA

41

ALC

Cpen1

100nF

Rpen2

40

39

38

Var icap

CL

Cv

Cp

L

Cs

Vcc

Rvco

51pF

51pF

37

36

35

34

51pF

PEA

33

VCO TX2

32

Transmitter 2 (TX2)

31

BIAS

TSH512

30

Pulse Width Adjust Ctrig

29

Varicap

MONO

STABLE

Rcomp 1M

28

Ccomp 10µF

27 VOX-MUTE

Vcc

26

MICROBIAS TX1

AUDIOIN TX1

9

10

11

12

LNA

13

14

Rlna2

Clna2

+

Clna1

ALC

15

25

Transmitter 1 (TX1)

24

PEA

VCO TX1

23

16

17

Rpen2

18 Vcc

51

19

20

21

22

Rvco

51pF

51pF

Cs Cp L

51pF

100nF

Varicap Cv

CL

BIAS

Vcc

IR

Vcc

IR

.

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