CA3217 데이터 시트보기 (PDF) - Intersil
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CA3217 Datasheet PDF : 9 Pages
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CA3217
Typical Performance Curves (Continued)
12 TA = +25oC, LUMA = 0.5VP-P (30% SYNC)
HUE = 6.3V, SATURATION = 6.3V
10
CONTRAST PIN 26
8
6
BRIGHTNESS PIN 24
4
2
9
10
11
12
PIN 28 BEAM LIMITER (V)
FIGURE 4. TYPICAL BEAM LIMITER vs CONTRAST AND
BRIGHTNESS
TA = +25oC, CHROMA INPUT = 250mVP-P
2200
BURST = 125mVP-P, CONTRAST = 11.2V
BRIGHTNESS = 4.0V, BEAM LIMITER = 11.8V
1800
1400
1000
600
200
0
2
4
6
8
10
12 14
SATURATION CONTROL (V)
FIGURE 5. TYPICAL P1 CHROMA OUTPUT vs SATURATION
CONTROL
1200
1000
800
600
400
200
TA = +25oC, CHROMA INPUT = 250mVP-P
SATURATION = 6.3V, BRIGHTNESS = 4V
BEAM LIMITER = 11.8V
0
2
4
6
8
10
12 14
CONTRAST CONTROL (V)
FIGURE 6. TYPICAL P1 CHROMA OUTPUT vs CONTRAST
CONTROL
TA = +25oC, CHROMA INPUT = 250mVP-P
BURST = 125mVP-P, LUMA = 0.5VP-P (30% SYNCH)
HUE = 6.3V, BRIGHT = 4.0V, PIN 28 = 11.8V
3
LUMINANCE
CHROMA
2
INITIAL CONDITION
1
ADJUST PIX CONTROL FOR 1VP-P
LUMA (BLK TO WHT)
ADJUST SAT. CONTROL FOR 1VP-P
RED (BLK TO PEAK)
2
4
6
8
10
12
PICTURE CONTROL (V)
FIGURE 7. TYPICAL LUMA/CHROMA TRACK
7-72
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