參數(shù)資料
型號: MC44BS373CAFCR2
廠商: Freescale Semiconductor
文件頁數(shù): 7/52頁
文件大?。?/td> 0K
描述: IC MODULATOR AUD/VID U/V 20-QFN
標(biāo)準(zhǔn)包裝: 2,500
類型: NTSC/PAL 調(diào)制器
應(yīng)用: 音頻/視頻,VCR,機頂盒
安裝類型: 表面貼裝
封裝/外殼: 20-VQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 20-QFN 裸露焊盤(5x5)
包裝: 帶卷 (TR)
MC44BS373CA Data Sheet
Video Characteristics
Notes:
2. See Figure 4.
Figure 4. Typical Video Performance
Video input impedance
500
K
A
Peak white clip
Video modulation depth for
video = 1.4 VCVBS
90.5
94
97.5
%
B
Video S /N
No sound modulation,100% white video
Using CCIR Rec.567 weighting
filter
53
56
dB
C
1, 2
Unweighted
48
53
C
1
Differential phase
CCIR test line 330, worst case
from first 4 steps out of 5
–5
5
deg
C
1
Differential gain
CCIR test line 330, worst case
from first 4 steps out of 5
–5
5
%
C
1
Luma/Sync ratio
Input ratio 7.0:3.0
6.8/3.2
7.0/3.0
7.2/2.8
B
PAL video modulation
depth (SYSL = 0)
76
82
88
%
B
1, 2
SECAM video
modulation depth
(SYSL = 1)
87
93
99
%
B
1, 2
Table 21. Video Performance Characteristics (continued)
Parameter
Test Conditions
Minimum
Typical
Maximum
Unit
Type Notes
Video Signal to Noise
(w ith CCIR Weighting filter)
48
50
52
54
56
58
60
62
471
521
571
621
671
721
771
821
871
Frequency (Mhz)
dB
PAL Video Modulation Depth
74
76
78
80
82
84
86
88
90
471
521
571
621
671
721
771
821
871
Frequency (Mhz)
%
SECAM Video Modulation Depth
84
86
88
90
92
94
96
98
100
102
471
521
571
621
671
721
771
821
871
Frequency (Mhz)
%
Typical
Maximum specification
Minimum specification
Typical
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