參數(shù)資料
型號: ADV7178
廠商: Analog Devices, Inc.
英文描述: Integrated Digital CCIR-601 to PAL/NTSC Video Encoder
中文描述: 綜合數(shù)字無線電咨詢委員會,601到PAL / NTSC制式視頻編碼器
文件頁數(shù): 5/38頁
文件大小: 280K
代理商: ADV7178
–5–
REV. 0
ADV7177/ADV7178
Parameter
Conditions
1
Min
Typ
Max
Units
Filter Characteristics
Luma Bandwidth
3
(Low-Pass Filter)
Stopband Cutoff
Passband Cutoff F
3 dB
Chroma Bandwidth
Stopband Cutoff
Passband Cutoff F
3 dB
Luma Bandwidth
3
(Low-Pass Filter)
Stopband Cutoff
Passband Cutoff F
3 dB
Chroma Bandwidth
Stopband Cutoff
Passband Cutoff F
3 dB
Differential Gain
4
Differential Phase
4
SNR
4
(Pedestal)
NTSC Mode
>54 dB Attenuation
>3 dB Attenuation
NTSC Mode
>40 dB Attenuation
>3 dB Attenuation
PAL MODE
>50 dB Attenuation
>3 dB Attenuation
PAL MODE
>40 dB Attenuation
>3 dB Attenuation
Normal Power Mode
Normal Power Mode
RMS
Peak Periodic
RMS
Peak Periodic
7.0
4.2
MHz
MHz
3.2
2.0
MHz
MHz
7.4
5.0
MHz
MHz
4.0
2.4
MHz
MHz
%
Degrees
dB rms
dB p-p
dB rms
dB p-p
Degrees
%
±
%
dB
dB
dB
dB
1.0
1.0
70
64
56
54
1.2
1.4
1.4
64
62
64
62
SNR
4
(Ramp)
Hue Accuracy
4
Color Saturation Accuracy
4
Luminance Nonlinearity
4
Chroma AM Noise
4
Chroma PM Noise
4
Chroma AM Noise
4
Chroma PM Noise
4
NTSC
NTSC
PAL
PAL
NOTES
1
The max/min specifications are guaranteed over this range. The max/min values are typical over 3.0 V to 3.6 V.
2
Temperature range T
to T
: 0
°
C to +70
°
C.
3
These specifications are for the low-pass filter only and guaranteed by design. For other internal filters, see Figure 5.
4
Guaranteed by characterization.
Specifications subject to change without notice.
3.3 V DYNAMIC SPECIFICATIONS
1
(V
AA
= +3.0 V – 3.6 V
1
, V
REF
= 1.235 V, R
SET
= 300
V
. All specifications T
MIN
to T
MAX2
unless otherwise noted.)
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