AN18208A Ver la hoja de datos (PDF) - Panasonic Corporation

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AN18208A

Tuner IC for home-audio stereo set

Panasonic Corporation 

AN18208A

„ Pin Descriptions (continued)

Pin No.

Pin name

Type

31 VCC

Power supply

32 GND

Ground

33 AM IF IN

Input

34 AM AGC

Input / Output

35 AM MIX

Output

36 FMNUL/VCO

Input / Output

37 AM RF IN

Input

38 AM RF BIAS

Input / Output

39 AM LOSC

Input / Output

40 FM SMADJ

Input / Output

41 N.C.

—

42 N.C.

—

43 N.C.

—

44 N.C.

—

45 FM 2IF IN

Input

46 GND(IF)

Ground

47 FE-SW

Output

48 FM 1IF OUT

Output

Description

VCC

GND

AM IF amp. input

AM-AGC level detector

AM mixer output

MPX-VCO frequency adjustment / FM detector center adjustment

AM RF input

AM RF input reference bias

AM local oscillator load

FM signal meter adjustment

N.C. (OPEN in IC)

N.C. (OPEN in IC)

N.C. (OPEN in IC)

N.C. (OPEN in IC)

FM 2nd IF amp. input

GND for IF amp.

FM FE block switch control

FM 1st IF amp. output

SDC00079AEB

6

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