JVC RX-DV31SL, Service Manual

Page: 50 / 66

1-50 (No.22023)
6.29 NDV8611VWA (IC501) : Pantera
• Pin Layout
• Block Diagram
• Pin function
121
|
180
60
|
1
181 - 240
120 - 61
Audio
Output
Processor
Audio
DSP
Video
Video I/O Port
XBUS
SDRAM
DVD Data
serial
peripherals
digital audio
digital audio
audio DAC
Demux
Engine SDRAM
Controller
DVD
A/V
Port
+
CSS
MPEG
Video
Decoder
NTSC
PAL
SCART
Encoder
XBUS
Controller
Serial
Port
Controller
Video
Output
Processor
RISC
Processor
+ cache
Pin No. Symbol I/O Function
1 VDDIO I/O pad power =3.3V
2, 3 MD I/O SDRAM data bus
4 VDD Core power =1.8V
5 MD I/O SDRAM data bus
6 VSSIO I/O pad ground
7, 8, 9 MD I/O SDRAM data bus
10 VDDIO I/O pad power =3.3V
11 DQM O SDRAM data byte enables
12, 13 MA O SDRAM address bus
14 VSSIO I/O pad ground
15, 16 MA O SDRAM address bus
17 VSS Core and Ring ground
18 MA O SDRAM address bus
19 VDDIO I/O pad power =3.3V
20, 21 MA O SDRAM address bus
22 MCLK O SDRAM clock
23 VSSIO I/O pad ground
24 CKE O SDRAM clock enable
25, 26 MA O SDRAM address bus
27 VDDIO I/O pad power =3.3V
28-30 MA O SDRAM address bus