參數資料
型號： ADV7181BST
廠商： ANALOG DEVICES INC
元件分類： 顏色信號轉換
英文描述： Multiformat SDTV Video Decoder
中文描述： COLOR SIGNAL DECODER, PQFP64
封裝： LEAD FREE, MS-026BCD, LQFP-64
文件頁數： 89/96頁
文件大?。?/td> 873K
代理商： ADV7181BST
ADV7181B
MODE 3 525I/625I YPRPB INPUT (Y ON AIN1, PR ON AIN3, AND PB ON AIN5)
All standards are supported through autodetect, 8-bit, ITU-R BT.656 output on P15–P8.
Table 87. Mode 3 YPrPb Input 525i/625i
Register Address
Register Value
Notes
0x00
0x0A
YPrPb Input
0x50
0x04
Set DNR threshold.
0xC3
0xC9
Man mux AIN1 to ADC0 (1001), AIN3 to ADC1 (1100).
0xC4
0x8D
Enable manual muxing, Man mux AIN5 to ADC2 (1101)
0x0E
0x80
ADI recommended programming sequence. This sequence must be followed exactly when
setting up the decoder.
0x52
0x18
Recommended setting.
0x58
0xED
Recommended setting.
0x77
0xC5
Recommended setting.
0x7C
0x93
Recommended setting.
0x7D
0x00
Recommended setting.
0xD0
0x48
Recommended setting.
0xD5
0xA0
Recommended setting.
0xE4
0x3E
Recommended setting.
0x0E
0x00
Recommended setting.
Rev. 0 | Page 89 of 96
MODE 4 CVBS TUNER INPUT CVBS PAL ON AIN6
8-bit, ITU-R BT.656 output on P15–P8.
Table 88. Mode 4 Tuner Input CVBS PAL Only
Register Address
Register Value
0x00
0x80
0x07
0x01
0x15
0x00
0x17
0x41
0x19
0xFA
0x3A
0x16
0x50
0x0A
0xC3
0x05
0xC4
0x80
0x0E
0x80
Notes
Force PAL input only mode.
Enable PAL autodetection only.
Slow down digital clamps.
Set CSFM to SH1.
Stronger dot crawl reduction.
Power down ADC 1 and ADC 2.
Set higher DNR threshold.
Man mux AIN6 to ADC0 (0101).
Enable manual muxing
ADI recommended programming sequence. This sequence must be followed exactly when
setting up the decoder.
Recommended setting.
Recommended setting.
Recommended setting.
Recommended setting.
Recommended setting.
Recommended setting.
Recommended setting.
Recommended setting.
Recommended setting.
Recommended setting.
Recommended setting.
Recommended setting.
0x50
0x52
0x58
0x77
0x7C
0x7D
0xD0
0xD5
0xD7
0xE4
0xEA
0x0E
0x20
0x18
0xED
0xC5
0x93
0x00
0x48
0xA0
0xEA
0x3E
0x0F
0x00
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ADV7181CBSTZ-REEL 功能描述:IC VIDEO DECODER SDTV RGB 64LQFP RoHS:是 類別:集成電路 (IC) >> 接口 - 編碼器，解碼器，轉換器 系列:- 產品變化通告:Development Systems Discontinuation 26/Apr/2011 標準包裝:1 系列:- 類型:編碼器 應用:DVB-S.2 系統 電壓 - 電源，模擬:- 電壓 - 電源，數字:- 安裝類型:- 封裝/外殼:模塊 供應商設備封裝:模塊 包裝:散裝 其它名稱:Q4645799
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