Sharp CD-SW250DVD Service Manual page 93

IC3201 VHiLC74230HNW: Single Chip LSI For DVD (LC74230HNW)
Block Pin No. Terminal Name
Power 1 DVSS
EFM PLL 2 VCOCTL
3 PPD0
4 FPD0
5 LF1
6 LF2
Power 7 AVDD18
EFM PLL 8* PSN
9 PISET
10 FISET
11 CDFR
12 DVDFR
Power 13 AVDD_FE
14 AVSS_FE
JV 15 JVCPI
16 JVCPC
17 JVAO
18 JVAIN
19* JVRVO
Power 20 AVDD_FE
21 AVSS_FE
22 DVSS
23 DVDD18
24 DACAVSS
Video 25 VOUT
DAC
Power 26 DACAVDD33
Video 27 BOUT
DAC
Power 28 DACAVSS
Video 29 GOUT
DAC
Power 30 DACAVDD33
Video 31 ROUT
DAC
32 COMP
33 RSET
Power 34 DACDVSS
Video 35 VREF
DAC
Power 36 DACDVDD18
SDRAM 37 SDADD3
I/F
38 SDADD2
39 SDADD1
40 SDADD0
41 SDADD10
42 SDBA1
43 SDBA0
44 SDCSB
45 SDRASB
46 SDCASB
Power 47 DVDD33
SDRAM 48 SDWEB
I/F
49 DQML
50 SDATA7
51 SDATA6
52 SDATA5
Power 53 DVSS
SDRAM 54 SDATA4
I/F
55 SDATA3
I/O
- Digital GND
I VCO filter connection pin
O Phase comparison filter connection pin
O Frequency comparison filter connection pin
O Filter connection pin 1
O Filter connection pin 2
- Analog power supply(1.8V)
O Voltage monitor pin (PCH control pin for phase comparison charge pump)
I Voltage set pin for phase comparison charge pump
I Voltage set pin for frequency comparison charge pump
I VCO oscillation range set pin for EFM replay PLL [for CD]
I VCO oscillation range set pin for EFM replay PLL [for DVD]
- Analog power supply
- Analog GND
I For JV
O For JV
O Jitter output pin for EFM replay PLL clock
I For JV
O For JV (normally open)
- Analog power supply
- Analog GND
- Digital GND
- Digital power supply (1.8V)
- Analog GND for video DAC
O
Composite video image output for Video DAC
- Analog power supply (3.3V) for Video DAC
O
Video DAC-B signal output
- Analog GND for Video DAC
O
Video DAC-G signal output
- Analog power supply (3.3V) for Video DAC
O
Video DAC-R signal output
I/O Video DACCOMP pin
I/O Video DACRSET pin
- Digital GND for Video DAC
I/O
Video DACVREF pin
- Analog power supply (1.8V) for Video DAC
Oz
SDRAM address output (3)
Oz SDRAM address output (2)
Oz SDRAM address output (1)
Oz SDRAM address output (0)
Oz SDRAM address output (10)
Oz SDRAM bank-switch output (1)
Oz SDRAM bank-switch output (0)
Oz SDRAM chip-select output
Oz SDRAM RAS output
Oz SDRAM CAS output
- Digital power supply (3.3V)
Oz
SDRAM write-enable output
Oz SDRAM DQML output
I/O SDRAM data input/output (7)
I/O SDRAM data input/output (6)
I/O SDRAM data input/output (5)
- Digital GND
I/O
SDRAM data input/output (4)
I/O SDRAM data input/output (3)
8 – 7
Function
CD-SW250DVD