1.4 Pin Functions

It corresponds to the following signs as a pin I/O specification.

 

 

AI :

Analog Input

IOU :

Standard Input/Output with Pull Up

AO :

Analog Output

5I :

5V

Tolerant Input

AIO :

Analog Input/Output

5O :

5V

Tolerant Output

I :

Standard Input

5TO :

5V

Tolerant Three State Output

IU :

Standard Input with Pull Up

5IO :

5V

Tolerant Input/Output

O :

Standard Output

PW :

Power Supply Pin

TO :

Standard Three State Output

GND : Earth Pin

IO :

Standard Input/Output

 

 

 

Data PLL/PRML Pin List

Pin Name

Pin No.

I/O

destination

Function

 

 

 

 

 

VINP

190

AI

AFE

RF signal normal phase input pin

VINN

188

 

 

RF signal counter phase input pin

 

 

 

 

 

REXT

194

AO

External Resistance

Resistor connect pin for reference current generation

 

 

 

 

 

PTEST1

192

AO

External Resistance

PRML/Data PLL moniter D/A output pin

PTEST2

196

 

 

PRML/Data PLL moniter D/A output pin

PTEST3

198

 

 

Data PLL VCO control voltage monitor pin

 

 

 

 

 

Wpll Pin List

 

 

 

 

 

 

 

 

Pin Name

Pin No.

I/O

destination

Function

 

 

 

 

 

W1LPF0

165

AO

External Components

Write PLL1 filter connect pin (0)

W1LPF1

164

 

 

Write PLL1 filter connect pin (1)

W1LPF2

163

 

 

Write PLL1 filter connect pin (2)

 

 

 

 

 

W2LPF0

162

AO

External Components

Write PLL2 filter connect pin (0)

W2LPF1

161

 

 

Write PLL2 filter connect pin (1)

W2LPF2

160

 

 

Write PLL2 filter connect pin (2)

 

 

 

 

 

63

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LG Electronics GSA-4167B, GSA-4168B, GSA-4165B service manual Data PLL/PRML Pin List Pin Name Pin No Destination Function

GSA-4167B, GSA-4165B, GSA-4168B specifications

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