參數(shù)資料
型號: ADV7341EBZ
廠商: Analog Devices, Inc.
英文描述: Multiformat Video Encoder, Six 12-Bit Noise Shaped Video㈢ DACS
中文描述: 多格式視頻編碼器,6個12位噪聲整形視頻㈢交叉連接系統(tǒng)
文件頁數(shù): 47/88頁
文件大?。?/td> 1066K
代理商: ADV7341EBZ
ADV7340/ADV7341
Whether the ED/HD Y data is clocked in upon the rising or
falling edge of CLKIN_B is determined by Subaddress 0x01,
Bits[2:1] (See the input sequence shown in Figure 52 and
Figure 53).
Rev. 0 | Page 47 of 88
CLKIN_A
CLKIN_B
S[9:0]
C[9:0]
Y[9:0]
P_VSYNC,
P_HSYNC,
P_BLANK
ED
DECODER
S_VSYNC,
S_HSYNC
27MHz
10
CrCb
CrCb
10
Y
3
2
YCrCb
27MHz
10
SD
DECODER
525p
OR
625p
0
ADV7340/
ADV7341
Figure 55. Simultaneous SD and ED Example Application
CLKIN_A
CLKIN_B
S[9:0]
C[9:0]
Y[9:0]
P_VSYNC,
P_HSYNC,
P_BLANK
HD
DECODER
S_VSYNC,
S_HSYNC
74.25MHz
10
CrCb
10
Y
3
2
YCrCb
27MHz
10
SD
DECODER
1080i
OR
720p
OR
1035i
0
ADV7340/
ADV7341
Figure 56. Simultaneous SD and HD Example Application
ENHANCED DEFINITION ONLY (AT 54 MHz)
Subaddress 0x01, Bits[6:4] = 111
Enhanced definition (ED) YCrCb data can be input in an
interleaved 4:2:2 format on an 8-/10-bit bus at a rate of 54 MHz.
A 54 MHz clock signal must be provided on the CLKIN_A pin.
Input synchronization signals are provided on the P_HSYNC,
P_VSYNC, and P_BLANK pins.
The interleaved pixel data is input on Pin Y9 to Pin Y2/Y0, with
Y0 being the LSB in 10-bit input mode.
3FF
00
00
XY
Cb0
Y0
Y1
Cr0
CLKIN_A
Y9–Y0
0
Figure 57. ED Only (at 54 MHz) Input Sequence (EAV/SAV)
MPEG2
DECO
DER
CLKIN_A
Y[9:0]
54MHz
P_VSYNC,
P_HSYNC,
P_BLANK
YCrCb
10
YCrCb
3
INTERLACED TO
PROGRESSIVE
0
ADV7340/
ADV7341
Figure 58. ED Only (at 54 MHz) Example Application
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ADV7342 制造商:AD 制造商全稱:Analog Devices 功能描述:Multiformat Video Encoder Six, 11-Bit, 297 MHz DACs
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