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參數(shù)資料
| 型號： | CA3194E |
| 廠商： | INTERSIL CORP |
| 元件分類： | 消費(fèi)家電 |
| 英文描述： | Single Chip PAL Luminance/Chroma Processor |
| 中文描述： | SPECIALTY CONSUMER CIRCUIT, PDIP24 |
| 封裝： | PLASTIC, DIP-24 |
| 文件頁數(shù)： | 6/9頁 |
| 文件大小： | 98K |
| 代理商： | CA3194E |
7-61
CA3194
FIGURE 7. ACC CHARACTERISTICS MEASURED AT PIN 2
OUTPUT TERMINAL
FIGURE 8. LUMA/CHROMA TRACKING vs CONTRAST CON-
TROL MEASURED AT PIN 18 OUTPUT TERMINAL
FIGURE 9. LUMA/CHROMA TRACKING WITH CONTRAST CON-
TROL MEASURED AT PIN 18 OUTPUT TERMINAL
FIGURE 10. SATURATION CONTROL (V
S
) MEASURED AT
CHROMA AMPLIFIER OUTPUT TERMINAL PIN 2
FIGURE 11. DIFFERENTIAL BLACK-LEVEL TRACKING
MEASURED AT RGB OUTPUT TERMINALS
FIGURE 12. PIN 18 OUTPUT vs PIN 2 VOLTAGE MEASURED AT
CHROMA OUTPUT TERMINALS AND R OUTPUT
Typical Performance Curves
(Continued)
+6
-20
-10
0
CHROMA INPUT (V
4,
dB)
-5
-4
-3
-2
-1
0
C
2
d
COLOR UNKILL
COLOR KILL
V
C
= V
S
= 2.85V
CHROMA INPUT: BURST = 100mV
P-P
CHROMA = 220mV
P-P
(0dB)
CHROMA OUTPUT: 880mV
P-P
(0dB)
V
CC
= 12V
CHROMA INPUT: BURST = 100mV
P-P
CHROMA = 220mV
P-P
LUMA INPUT: 0.5V
P-P
(30% SYNCH)
ADJUST V
C
FOR V
18
= 2V
PEAK
LUMA,
THEN ADJUST V
S
FOR V
18
= 2V
PEAK
CHROMA (RED BAR)
0
1
PIN 22 - CONTRAST CONTROL (V
C
, V)
2
3
4
5
0
1
2
3
4
5
6
V
1
V
CHROMA INPUT: BURST = 100mV
P-P
CHROMA = 220mV
P-P
LUMA INPUT: 0.5V
P-P
(30% SYNCH)
ADJUST V
C
FOR V
18
= 2V
PEAK
LUMA,
THEN ADJUST V
S
FOR V
18
= 2V
PEAK
CHROMA (RED BAR)
0
1
PIN 22 - CONTRAST CONTROL (V
C
, V)
2
3
4
5
0
1
2
3
4
5
6
V
1
V
V
C
= 2.85V
V
= 12V
PIN 4 : BURST = 100mV
P-P
CHROMA = 220mV
P-P
0
1
2
3
4
5
PIN 3 - CHROMA SATURATION CONTROL (V
C
, V
P-P
)
4
3
2
1
0
P
P
)
R
V
C
= V
S
= 2.85V
V
CC
= 12V
NO INPUT SIGNAL
CENTER DIFF. CORRECTED
TO ZERO AT 7.0V - PIN 18
5
6
7
8
9
R - OUT (PIN 18) BLACK LEVEL REFERENCE - (V
B
ADJ, V)
-100
0
100
-100
0
100
V
R
B
V
R
G
BOTTOM CLIPPING
OF RED BAR
V
S
= 2.85V
V
CC
= 12V
PIN 4 : BURST = 100mV
P-P
CHROMA = 220mV
ADJUST V
(DL700 DELAY
LINE IN CIRCUIT)
0
1
2
PIN 2 - CHROMA OUTPUT (V
P-P
) RED BAR
P
P
)
0
2
4
6
8
3
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