參數(shù)資料
型號(hào): TMC2360
廠商: Fairchild Semiconductor Corporation
英文描述: VGA to NTSC/PAL Video Output Processor(VGA 到NTSC/PAL 視頻輸出處理器)
中文描述: VGA轉(zhuǎn)NTSC / PAL視頻輸出處理器(顯卡到的NTSC / PAL視頻輸出處理器)
文件頁(yè)數(shù): 11/24頁(yè)
文件大?。?/td> 230K
代理商: TMC2360
PRODUCT SPECIFICATION
TMC2360
11
Table 14. VGA Control Register 1 Bit Map
Bit #
7
6
Name
MODE
Function
0 (reserved)
0 Normal
1 Bypass FIL and TVSTD
Pins
0 (reserved)
0 (reserved)
1 Enable ADIVN and PVIDM
0 Disable external PXCK PLL
1 Enable external PXCK PLL
0 Disable external ACLK PLL
1 Enable external ACLK PLL
5-3
2
DIVMN
1
EXTPLL
0
EXTPLLA
Video Formats
Incoming VGA Formats
Table 15 and Table 16 show expected VGA Video input
formats.
Outgoing TV Formats
Table 16 shows the four different TV formats that may be
selected as outputs by the TVSTD
1-0
inputs.
Table 17 and Table 18 show the Horizontal and Vertical
Timing for the NTSC and PAL formats.
Table 15. VGA Horizontal Timing Parameters
Table 16. VGA Vertical Timing Parameters
Table 17. NTSC and PAL Horizontal Timing
Table 18. NTSC and PAL Vertical Timing
Television
Standard
NTSC(-EIA)
PAL/B, G, I
PAL/B, G, I
PAL/M
TVSTD
1-0
PAL800
0x
10
10
11
Line Rate
(kHz)
31.469
31.250
31.250
31.500
Front Porch
(pixels)
18
18
98
18
Horiz Sync
(pixels)
96
96
96
96
Back Porch
(pixels)
46
54
158
46
Active Video
(pixels)
640
640
800
640
0
0
1
0
Television
Standard
NTSC(-EIA)
PAL/B, G, I
PAL/B, G, I
PAL/M
TVSTD
1-0
PAL800
0x
10
10
11
Frame
Rate
(Hz)
59.94
50
50
60
Line
Rate
(kHz)
31.469
31.250
31.250
31.469
Full
Frame
(lines)
525
625
625
525
Front
Porch
(lines)
13
61
1
13
Vert.
Sync
(lines)
2-16
2-16
2-16
2-16
Vsync +
Back Porch
(lines)
32
84
24
32
Active Video
(lines)
480
480
600
480
x
0
1
x
Television
Standard
NTSC
PAL
PALM
Field Rate
(Hz)
59.94
50.00
60
Lines
per frame
525
625
525
Line
Rate
(kHz)
15.734
15.625
15.734
2x pix
Rate
(MHz)
24.545
29.500
25.570
f
SC
Freq.
(MHz)
3.579
4.433
3.576
Front
Porch
pixels
18
18
18
Horiz
Sync
pixels
58
70
58
Back
Porch
pixels
58
82
58
Active
Video
pixels
646
774
646
Line
H
pixels
780
944
780
TV
Std
NTSC
PAL
PALM
Field Rate
(Hz)
59.94
50.00
60.00
Lines per
frame
525
625
525
Line Rate
(kHz)
15.734
15.625
15.750
Front Porch
(lines)
3-3.5
2.5
3
Vertical Sync
(lines)
3
2.5
3
Back Porch
(lines)
14-14.5
21
14
Active Video
(lines)
242.5
286.5
242.5
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