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参数资料
型号： ADV7184BSTZ
厂商： Analog Devices Inc
文件页数： 111/112页
文件大小： 0K
描述： IC DECODER VID SDTV MULTI 80LQFP
标准包装： 1
类型： 视频解码器
应用： 投影仪，录音机，安全
电压 - 电源，模拟： 3.15 V ~ 3.45 V
电压 - 电源，数字： 1.65 V ~ 2 V
安装类型： 表面贴装
封装/外壳： 80-LQFP
供应商设备封装： 80-LQFP（14x14）
包装： 托盘
ADV7184
Rev. A | Page 98 of 112
Bit1
Address
Register
Bit Description
7 6 5 4 3 2 1 0 Comments
Notes
ADC3_SW [3:0].
0 0 0 0
No connection
0 0 0 1
No connection
0 0 1 0
No connection
0 0 1 1
No connection
0 1 0 0
AIN4
0 1 0 1
No connection
0 1 1 0
No connection
0 1 1 1
No connection
1 0 0 0
No connection
1 0 0 1
AIN7
1 0 1 0
No connection
1 0 1 1
No connection
1 1 0 0
No connection
1 1 0 1
No connection
1 1 1 0
No connection
1 1 1 1
No connection
0xF4
Drive Strength
0 0 Reserved
DR_STR_S [1:0]. These bits select the drive
strength for the sync output signals.
0 1 Medium-low drive strength (2x)
1 0 Medium-high drive strength (3x)
1 1 High drive strength (4x)
0 0
Reserved
0 1
Medium-low drive strength (2x)
1 0
Medium-high drive strength (3x)
DR_STR_C [1:0]. These bits select the drive
strength for the clock output signal.
1 1
High drive strength (4x)
0 0
Reserved
0 1
Medium-low drive strength (2x)
1 0
Medium-high drive strength (3x)
DR_STR [1:0]. These bits select the drive
strength for the data output signals. Can be
increased or decreased for EMC or crosstalk
reasons.
1 1
High drive strength (4x)
Reserved.
x x
No delay
0xF8
IF Comp Control
0 0 0 Bypass mode
0 dB.
IFFILTSEL [2:0]. IF filter selection for PAL and
NTSC.
2 MHz
5 MHz
NTSC filters.
0 0 1 3 dB
+2 dB
0 1 0 6 dB
+3.5 dB
0 1 1 10 dB
+5 dB
1 0 0 Reserved
3 MHz
6 MHz
PAL filters.
1 0 1 2 dB
+2 dB
1 1 0 5 dB
+3 dB
1 1 1 7 dB
+5 dB
Reserved.
0 0 0 0 0
0xF9
VS Mode Control
EXTEND_VS_MAX_FREQ.
0 Limit maximum vsync frequency
to 66.25 Hz (475 lines/frame)
1 Limit maximum vsync frequency
to 70.09 Hz (449 lines/frame)
0
Limit minimum vsync frequency
to 42.75 Hz (731 lines/frame)
EXTEND_VS_MIN_FREQ.
1
Limit minimum vsync frequency
to 39.51 Hz (791 lines/frame)
0 0
Autocoast mode
VS_COAST_MODE [1:0].
0 1
50 Hz coast mode
This value sets up the output coast
frequency.
1 0
60 Hz coast mode
1 1
Reserved
Reserved.
0 0 0 0
0xFB
Peaking Control
PEAKING_GAIN [7:0]. These bits increase/
decrease the gain for high frequency
portions of the video signal.
0 1 0 0 0 0 0 0
0xFC
Coring Threshold 2
DNR_TH2 [7:0]. DNR Threshold 2. These bits
specify the maximum edge that is interpreted
as noise and is therefore blanked.
0 0 0 0 0 1 0 0
1 Shading indicates default settings.
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