DAEWOO ELECTRONICS DSL-19M1WCD Service Manual page 33

Pin Main
235 JITFO
236 JITFN
237 PLLVSS
238 IDACEXLP
239 PLLVDD3
240 LPFON
241 LPFIP
242 LPFIN
243 LPFOP
34 OP_OUT
35 OP_INN
36 OP_INP
37 DMO
38 FMO
TROPENP
39
W M
PWMOUT
40
1
41 TRO
42 FOO
FG
50 (Diogital
pin)
55,93,
142,160,
DVDD18
174, 213
81,178 DVSS
65,96,11
8,
131,145, DVDD3
156,
170, 208
90, 148 DVSS
Pin Main
RF Data PLL Interface ( 9 )
Alt. Type
Analog output
Analog Input
Ground
Analog output
Power
Analog Output
Analog Input
Analog Input
Analog Output
Motor and Actuator Driver Interface ( 10 )
Analog output
Analog input
Analog input
Analog Output
Analog Output
Analog Output
V_ADIN9 Analog Output
Analog Output
Analog Output
LVTTL 3.3V Input,
Schmitt Input, pull
up , with analog
V_ADIN8
input path for
V_ADIN8
General Power/Ground ( 18 )
Power
Ground
Power
Ground
Micro Controller and Flash Interface (48)
Alt. Type
Description
The output terminal of RF jitter meter.
The input terminal of RF jitter meter.
Ground pin for data PLL and related analog circuitry.
Data PLL DAC Low-pass filter
Power pin for data PLL and related analog circuitry.
The negative output of loop filter amplifier
The positive input terminal of loop filter amplifier.
The negative input terminal of loop filter amplifier.
The positive output of loop filter amplifier
Op amp output.
Op amp negative input
Op amp positive input
Disk motor control output. PWM output.
Feed motor control. PWM output.
Tray PWM output / Tray open output.
1) 1st General PWM output, or
2) Version AD input 9
Tracking servo output. PDM output of tracking servo
compensator.
Focus servo output. PDM output of focus servo
compensator
1) Motor Hall sensor input, or
2) Version AD input 8
1.8V power pin for internal digital circuitry
1.8V Ground pin for internal digital circuitry
3.3V power pin for internal digital circuitry
3.3V Ground pin for internal digital circuitry
Description
32