參數(shù)資料
型號: AD9882AKSTZ-140
廠商: Analog Devices Inc
文件頁數(shù): 17/40頁
文件大?。?/td> 0K
描述: IC INTERFACE/DVI 100MHZ 100LQFP
標(biāo)準包裝: 1
應(yīng)用: 視頻
接口: 模擬,DVI
電源電壓: 3.15 V ~ 3.45 V
封裝/外殼: 100-LQFP
供應(yīng)商設(shè)備封裝: 100-LQFP(14x14)
包裝: 管件
安裝類型: 表面貼裝
產(chǎn)品目錄頁面: 788 (CN2011-ZH PDF)
AD9882A
Rev. 0 | Page 24 of 40
Hexadecimal
Address
Read and
Write or
Read Only
Bit
Default
Value
Register Name
Function
4
***0 ****
Active Hsync
Override
0 = No override.
1 = User overrides, analog Hsync set by 0x10, Bit 3.
3
**** 0***
Active Hsync
Select
0 = Analog Hsync from the Hsync input pin.
1 = Analog Hsync from SOG. This bit is used if Register 0x10, Bit 4
is set to 1 or if both syncs are active.
2
**** *0**
Output Vsync
Polarity
0 = Invert.
1 = Not inverted.
1
**** **0*
Active Vsync
Override
0 = No override.
1 = User overrides, analog Vsync set by 0x10, Bit 0.
0
**** ***0
Active Vsync
Select
0 = Analog Vsync from the Vsync input pin.
1 = Analog Vsync from sync separator.
0x11
R/W
7
0*** ****
Clamp Function
0 = Clamping with internal clamp.
1 = Clamping disabled.
6
*0** ****
Red Clamp Select
0 = Clamp to ground.
1 = Clamp to midscale for red channel.
5
**0* ****
Green Clamp
Select
0 = Clamp to ground.
1 = Clamp to midscale for green channel.
4
***0 ****
Blue Clamp Select
0 = Clamp to ground.
1 = Clamp to midscale for blue channel.
3
**** 1***
Coast Select
0 = Disabled coast.
1 = Coasting with internally generated coast signal.
2
**** *0**
Coast Polarity
Override
0 = Coast polarity determined by the chip.
1 = Coast polarity set by 0x11, Bit 1. This bit must be set to 1 to
disable coast.
1
**** **1*
Input Coast
Polarity
0 = Active low coast signal.
1 = Active high coast signal. This bit must be set to 1 to disable
coast.
0x12
R/W
7–0
0000 0000
Precoast
Number of Hsync periods that coast goes active prior to Vsync.
0x13
R/W
7–0
0000 0000
Postcoast
Number of Hsync periods before coast goes inactive following
Vsync.
0x14
R/W
7–6
11** ****
Output Drive
Select
Selects among high, medium, and low output drive strength.
5
**1* ****
Programmable
Bandwidth
0 = Low bandwidth of 10 MHz.
1 = High bandwidth of 300 MHz.
4
***0 ****
DVI Clock Invert
0 = DVI data clock output not inverted.
1 = DVI data clock output inverted.
For digital interface only.
3
**** 0***
DVI PDO Three-
State
0 = Normal outputs.
1 = High impedance outputs.
2
**** *0**
HDCP Address
Address Bit 0 = 0 for HDCP slave port.
Address Bit 1 = 1 for HDCP slave port.
1
**** **1*
Power-Down
0 = Full chip power-down.
0
**** ***0
Enable 4:2:2
0 = 4:4:4 mode.
1 = 4:2:2 mode.
0x15
RO
7
Analog Hsync
Active
0 = Hsync not detected.
1 = Hsync detected.
6
Analog SOG
Active
0 = Sync signal not detected on green channel.
1 = Sync signal detected on green channel.
5
Analog Vsync
Active
0 = Vsync not detected.
1 = Vsync detected.
4
DVI Active
0 = Digital interface clock not detected.
1 = Digital interface clock detected.
3
Active Interface
0 = Analog interface active.
1 = DVI interface active.
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