參數(shù)資料
型號： ADV7194KST
廠商： ANALOG DEVICES INC
元件分類： 顏色信號轉(zhuǎn)換
英文描述： Professional Extended-10⑩ Video Encoder with 54 MHz Oversampling
中文描述： COLOR SIGNAL ENCODER, PQFP80
封裝： LQFP-80
文件頁數(shù)： 52/69頁
文件大?。?/td> 647K
代理商： ADV7194KST
ADV7194
–52–
REV. 0
APPENDIX 7
DAC BUFFERING
External buffering is needed on the ADV7194 DAC outputs.
The con
fi
guration in Figure 105 is recommended.
When calculating absolute output full-scale current and voltage
use the following equations:
V
OUT
=
I
OUT
×
R
LOAD
I
OUT
= (
V
REF
×
K
)/
R
SET
K
= 4.2146
constant
,
V
REF
= 1.235
V
ADV7194
V
REF
PIXEL
PORT
V
AA
OUTPUT
BUFFER
DAC A
CVBS
CHROMA
G
LUMA
B
R
1.2k
R
SET1
DAC B
DAC C
DAC D
DAC E
DAC F
DIGITAL
CORE
1.2k
R
SET2
OUTPUT
BUFFER
OUTPUT
BUFFER
OUTPUT
BUFFER
OUTPUT
BUFFER
OUTPUT
BUFFER
Figure 105. Output DAC Buffering Configuration
OUTPUT TO
TV MONITOR
INPUT/
OPTIONAL
FILTER O/P
+V
CC
AD8051
–
V
CC
Figure 106. Recommended DAC Output Buffer Using an
Op Amp
相關(guān)PDF資料
PDF描述
ADV7194 Professional Extended-10⑩ Video Encoder with 54 MHz Oversampling
ADV7202 Simultaneous Sampling Video Rate Codec
ADV7300A Multiformat SD, Progressive Scan/HDTV Video Encoder with Six NSV⑩ 12-Bit DACs
ADV7300AKST Multiformat SD, Progressive Scan/HDTV Video Encoder with Six NSV⑩ 12-Bit DACs
ADV7301A Multiformat SD, Progressive Scan/HDTV Video Encoder with Six NSV⑩ 12-Bit DACs
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ADV7194KSTZ 功能描述:IC ENCODER VIDEO EXT-10 80-LQFP RoHS:是 類別:集成電路 (IC) >> 接口 - 編碼器，解碼器，轉(zhuǎn)換器 系列:- 產(chǎn)品變化通告:Development Systems Discontinuation 26/Apr/2011 標(biāo)準(zhǔn)包裝:1 系列:- 類型:編碼器 應(yīng)用:DVB-S.2 系統(tǒng) 電壓 - 電源，模擬:- 電壓 - 電源，數(shù)字:- 安裝類型:- 封裝/外殼:模塊 供應(yīng)商設(shè)備封裝:模塊 包裝:散裝 其它名稱:Q4645799
ADV7194KSTZ 制造商:Analog Devices 功能描述:TV / Video IC
ADV7195 制造商:AD 制造商全稱:Analog Devices 功能描述:Multiformat Progressive Scan/HDTV Encoder with Three 11-Bit DACs and 10-Bit Data Input
ADV7195KS 制造商:Analog Devices 功能描述:Video Encoder 3DAC 11-Bit 52-Pin MQFP 制造商:Rochester Electronics LLC 功能描述:MULTI-FORMAT VID+PROGSCAN/HDTV ENCODERIC - Bulk
ADV7195KST 制造商:AD 制造商全稱:Analog Devices 功能描述:Multiformat Progressive Scan/HDTV Encoder with Three 11-Bit DACs and 10-Bit Data Input
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