参数资料
型号: TVP5156PNPR
厂商: TEXAS INSTRUMENTS INC
元件分类: 颜色信号转换
英文描述: COLOR SIGNAL DECODER, PQFP128
封装: GREEN, PLASTIC, HTQFP-128
文件页数: 70/108页
文件大小: 1395K
代理商: TVP5156PNPR
SLES243E
– JULY 2009 – REVISED MARCH 2011
Table 4-46. Sync Height High Threshold
Subaddress
7Dh
Default
08h
7
6
5
4
3
2
1
0
VSync upper thres [7:0]
Upper hysteresis threshold for vertical sync-height detection (value/32
×target sync height).
Table 4-47. Clear Lost Lock Detect
Subaddress
81h
Default
00h
7
6
5
4
3
2
1
0
Clear lost lock
Reserved
detect
Clear lost lock detect
Clear bit 4 (lost lock detect) in the status 1 register at subaddress 00h
0
No effect (default)
1
Clears bit 4 in the status 1 register (00h)
Table 4-48. VSYNC Filter Shift
Subaddress
85h
Default
03h
7
6
5
4
3
2
1
0
Reserved
VSYNC filter shift [1:0]
Used for adaptation of VPLL time constant
00
0 (fast)
01
1
10
2
11
3 (slow)
Table 4-49. 656 Version/F-bit Control
Subaddress
87h
Default
00h
7
6
5
4
3
2
1
0
Reserved
656 version
F-control
656 version
0
Timing confirms to ITU-R BT.656-4 specifications (default)
1
Timing confirms to ITU-R BT.656-3 specifications
F-control
0
Odd field causes 0
→ 1 transition in F-bit when in TVP5146 F/V mode (see register 88h)
1
Even field causes 0
→ 1 transition in F-bit when in TVP5146 F/V mode (see register 88h)
64
Internal Control Registers
Copyright
2009–2011, Texas Instruments Incorporated
Product Folder Link(s): TVP5158 TVP5157 TVP5156
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