QW-R110-011,A

EXPLANATION OF TERMINAL

TERMINAL VOLTAGE : Typical DC voltage at Ta=25

°C, Vcc=3V and no signal with Test Circuit

NO

SYMBOL

CONTENTS

INTERNAL

CIRCUIT

TERMINAL VOLTAGE

AM

FM

1

FM AF IN

Input of FM RF Amplifier

15

1

2

GND

FM RF OUT

0

0.7

2

GND1

GND for RF, DSC and MIX Stage

-

0

0

3

FM MIX

Output of FM MIX

3

14

2

GND1

AM / FM

SW

0.4

1.7

4

AM MIX

Output of AM MIX

15

1

2

GND

FM RF OUT

0.6

0

5

AGC

By pass of AM AGC

15

1

2

GND

FM RF OUT

0

0

6

Vcc

-

-

3.0

3.0

7

AM IF IN

Input of AM IF Amplifier

15

1

2

GND

FM RF OUT

3.0

3.0

8

FM IF IN

Input of FM IF Amplifier

15

1

2

GND

FM RF OUT

3.0

3.0

9

GND2

GND for IF stage

-

0

0

10

QUAD

FM QUAD Detector

Ceramic Discriminator is

connected.

Recommendation

CDA 10.7MG31 (MURATA

MFG. CO., LTD)

15

1

2

GND

FM RF OUT

2.5

2.2

LINEAR INTEGRATED CIRCUIT