6-15. IC PIN FUNCTIONS

• IC101 CXA2523AR RF Amplifier (BD BOARD)

Pin No.

Pin Name

I/O

 

Function

 

 

 

 

1

I

I

I-V converted RF signal I input

 

 

 

 

2

J

I

I-V converted RF signal J input

 

 

 

 

3

VC

O

Middle point voltage (+1.5V) generation output

 

 

 

 

4 to 9

A to F

I

Signal input from the optical pick-up detector

 

 

 

 

 

10

PD

I

Light amount monitor input

 

 

 

 

 

 

11

APC

O

Laser APC output

 

 

 

 

 

12

APCREF

I

Reference voltage input for setting laser power

 

 

 

 

 

13

GND

—

Ground

 

 

 

 

 

14

TEMPI

I

Temperature sensor connection

 

 

 

 

15

TEMPR

O

Reference voltage output for the temperature sensor

 

 

 

 

16

SWDT

I

Serial data input from the CXD2662R

 

 

 

 

17

SCLK

I

Serial clock input from the CXD2662R

 

 

 

 

18

XLAT

I

Latch signal input from the CXD2662R “L”: Latch

 

 

 

 

19

XSTBY

I

Stand by signal input “L”: Stand by

 

 

 

 

20

F0CNT

I

Center frequency control voltage input of BPF22, BPF3T, EQ from the CXD2662R

 

 

 

 

21

VREF

O

Reference voltage output (Not used)

 

 

 

 

22

EQADJ

I/O

Center frequency setting pin for the internal circuit EQ

 

 

 

 

23

3TADJ

I/O

Center frequency setting pin for the internal circuit BPF3T

 

 

 

 

 

24

Vcc

—

+3V power supply

 

 

 

 

 

25

WBLADJ

I/O

Center frequency setting pin for the internal circuit BPF22

 

 

 

 

26

TE

O

Tracking error signal output to the CXD2662R

 

 

 

 

27

CSLED

—

External capacitor connection pin for the sled error signal LPF

 

 

 

 

28

SE

O

Sled error signal output to the CXD2662R

 

 

 

 

 

29

ADFM

O

FM signal output of ADIP

 

 

 

 

 

 

30

ADIN

I

ADIP signal comparator input

ADFM is connected with AC coupling

 

 

 

 

31

ADAGC

—

External capacitor connection pin for AGC of ADIP

 

 

 

 

32

ADFG

O

ADIP duplex signal output to the CXD2662R

 

 

 

 

33

AUX

O

I3 signal/temperature signal output to the CXD2662R

(Switching with a serial command)

 

 

 

 

 

 

 

34

FE

O

Focus error signal output to the CXD2662R

 

 

 

 

35

ABCD

O

Light amount signal output to the CXD2662R

 

 

 

 

36

BOTM

O

RF/ABCD bottom hold signal output to the CXD2662R

 

 

 

 

37

PEAK

O

RF/ABCD peak hold signal output to the CXD2662R

 

 

 

 

38

RF

O

RF equalizer output to the CXD2662R

 

 

 

 

39

RFAGC

—

External capacitor connection pin for the RF AGC circuit

 

 

 

 

 

40

AGCI

I

Input to the RF AGC circuit

The RF amplifier output is input with AC coupling

 

 

 

 

41

COMPO

O

User comparator output (Not used)

 

 

 

 

42

COMPP

I

User comparator input (Fixed at “L”)

 

 

 

 

43

ADDC

I/O

External capacitor pin for cutting the low band of the ADIP amplifier

44

OPO

O

User operation amplifier output (Not used)

45

OPN

I

User operation amplifier inversion input (Fixed at “L”)

 

 

 

 

 

46

RFO

O

RF amplifier output

 

 

 

 

 

47

MORFI

I

Groove RF signal is input with AC coupling

 

 

 

 

 

48

MORFO

O

Groove RF signal output

 

 

 

 

 

 

•Abbreviation

APC: Auto Power Control

AGC: Auto Gain Control

48

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Sony MDM-7A, NEW, KMS-2608/J1N specifications IC PIN Functions, Pin No Pin Name Function
Page 47 Page 49

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