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參數(shù)資料
| 型號(hào)： | BA7207 |
| 廠商： | Rohm CO.,LTD. |
| 英文描述： | SECAM chroma signal processor for VHS VCRs |
| 中文描述： | SECAM制式于VHS錄像機(jī)色度信號(hào)處理器 |
| 文件頁(yè)數(shù)： | 14/17頁(yè) |
| 文件大?。?/td> | 250K |
| 代理商： | BA7207 |
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14
Video ICs
BA7207AS / BA7207AK
Fig. 7
33
32
31
29
30
28
27
25
24
23
22
21
20
18
16
13
12
15
17
19
34
35
36
38
40
42
43
44
41
39
37
26
1
2
3
5
4
6
10
11
BA7207AK (QFP44)
PAL
0.1
μ
0.01
μ
0.01
μ
0.1
μ
0.01
μ
100
μ
47
μ
0.01
μ
0.01
μ
0.1
μ
LPF
100p
0.47
μ
0.01
μ
0.01
μ
12
μ
580p
0.1
μ
1k
VR3
VR2
100k
33k
10k
+
4700p
0.01
μ
SCM
Vreg
×
2
×
2
÷
4
LIM
LIM
V
CC
P
P
P
R
P
P
R
R
P
R
R
EQ
DET
VCO
SCM PAL
BELL
FREQUENCY
ADJUSTER
STIMING
GENERATOR
1BPF
2.BPF
4.3MHz
BPF
—
A
4.3MHz
BPF
—
B
SYNPB
SYREC
R
CMODE
2k
VR
B
P
E
7.5k
VR1
2k
VR
7.5k
100p
47
μ
27p
REC C OUT.
CC
V
SYNC IN
+
To cancel the temperature characteristic of the ID, the resistors marked with asterisks should be of the metal film, and have a
temperature coefficient
±
100ppm /
°
C.
: Test pin. Connect to V
CC
if unused.
The 100pF capacitor connected to pin 16 is intended to reduce temperature disper of the gate phase.It should have a static
capacitance tolerance of
±
10% or Ic and a temperature coefficient of
±
30ppm /
°
C ( – 55
°
C to + 125
°
C) A (CG).
14
7
9
8
Control pin logic
Pin
Low
High (Open)
REC / PB setting switch
Output select switch
Chroma killer switch
RECH (19pin / 21pin)
PB
REC
CTL (21pin / 23pin)
PAL
SECAM
BWL (17pin / 18pin)
(BA7207AS / BA7207AK)
Chroma killer
NORMAL
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| BA7207AK | 制造商:ROHM 制造商全稱:Rohm 功能描述:SECAM chroma signal processor for VHS VCRs |
| BA7207AS | 制造商:ROHM 制造商全稱:Rohm 功能描述:SECAM chroma signal processor for VHS VCRs |
| BA7207AS/AK | 制造商:ROHM 制造商全稱:Rohm 功能描述:Video LSIs |
| BA7212FS | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Consumer IC |
| BA7212S | 制造商:Panasonic Industrial Company 功能描述:IC |
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