參數(shù)資料
型號: CS4955-CQZR
廠商: Cirrus Logic Inc
文件頁數(shù): 24/60頁
文件大小: 0K
描述: IC VID ENCODER NTSC/PAL 48-TQFP
標(biāo)準(zhǔn)包裝: 2,000
類型: 視頻編碼器
電壓 - 電源,模擬: 3.15 V ~ 5.25 V
電壓 - 電源,數(shù)字: 3.15 V ~ 5.25 V
安裝類型: 表面貼裝
封裝/外殼: 48-LQFP
供應(yīng)商設(shè)備封裝: 48-TQFP(7x7)
包裝: 帶卷 (TR)
CS4954 CS4955
30
DS278F6
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
5
-1
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1
Chroma Output Interpolator Pass band
Frequency (MHz)
Magnitude
Response
(dB)
Figure 18. Chrominance output interpolation filter transfer
characteristic (passband)
Figure 19. Luminance interpolation filter transfer charac-
teristic
0
2
4
6
8
10
12
14
-40
-35
-30
-25
-20
-15
-10
-5
0
Luma Output Interpolation Filter Response at 27MHz full scale
Frequency (MHz)
Magnitude
Response
(dB)
0
1
2
3
4
5
6
7
8
-3.5
-3
-2.5
-2
-1.5
-1
-0.5
0
0.5
Luma Output Interpolation Filter Response at 27 MHz (-3 dB)
Frequency (MHz)
Magnitude
Response
(dB)
Figure 20. Luminance interpolation filter transfer charac-
terstic (passband)
Figure 21. Chrominance interpolation filter transfer char-
acteristic for RGB datapath
0
2
4
6
8
10
12
-40
-35
-30
-25
-20
-15
-10
-5
0
RGB datapath filter for rgb_bw = 0 full scale
Frequency (MHz)
Magnitude
Response
(dB)
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