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NTE7150 Datasheet(PDF) 5 Page - NTE Electronics

Part No. NTE7150
Description  Integrated Circuit Video, Chroma, and Sync. Signal Processing Circuit for PAL/NTSC/SECAM System Color Televisions
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Maker  NTE [NTE Electronics]
Homepage  http://www.nteinc.com
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AC Characteristics (Cont’d): VCC = 9V, Logic VCC = 3.3V, TA = +25°C unless otherwise specified)
Parameter
Test Conditions
Min
Typ
Max
Unit
Chroma Section 2 (Cont’d) (SECAM)
BELL Filter fo Control Range
Data = 07
70
105
140
kHz
Data = 00
–175
–140
–105
kHz
PLL Pull–In Range
High
4.75
5.0
5.5
MHz
Low
3.0
3.7
3.9
MHz
Black Level Offset Voltage
–15
0
+15
mV
Black Level Offset Adjustment
Maximum
19
24
29
mV
Minimum
–31
–28
–25
mV
SECAM Color Difference Amplitude
–1.0
–1.8
–2.5
dB
Adjustment Gain
–2.0
–1.0
–0.5
dB
–0.5
0
+0.5
dB
0.5
1.0
1.5
dB
TEXT/Matrix Section
RGB Maximum Output
Measure maximum output voltage from Pin16
when WPL is OFF
7.3
7.7
8.8
V
Color Difference Input Dynamic
Range
Measure input dynamic range at Pin37 and
Pin38
1.6
2.0
2.3
VP–P
Relative Amplitude
Input PAL rainbow signal. Measure G/B in the
color difference output mode selected by bus on
RGB output pins.
0.31
0.37
0.42
Relative Phase
Input PAL rainbow signal. Measure
q (G) – q (B)
in the color difference output mode selected by
bus on RGB output pins.
230
237
245
DEG
Color Control Characteristics
Maximum Gain
18.0
19.5
21.0
dB
Center Gain
–9
–7
–5
dB
Minimum Gain
–80
–50
–40
dB
Maximum Gain Voltage
3.2
3.5
3.8
V
Minimum Gain Voltage
2.2
2.5
2.8
V
Contrast Control Characteristics
Maximum Gain
3.5
5.0
6.5
dB
Minimum Gain
–16
–14
–12
dB
Maximum Gain Voltage
2.2
2.5
2.8
V
Minimum Gain Voltage
1.2
1.5
1.8
V
Brightness Control Characteristics
Maximum Voltage
No Y input (AC GND). Data = FFH. Measure DC
3.2
3.5
3.8
V
Center Voltage
voltage at Pin18 during trace period. Data = 80H.
Measure DC voltage at Pin18 during trace peri-
1.8
2.0
2.2
V
Minimum Voltage
od. Data = 00H. Measure DC voltage at Pin18
during trace period.
0.2
0.5
0.8
V
Control Voltage
Measure DC voltage at Pin18 during trace period
when V53 = 1V.
0.7
1.0
1.3
V
Measure DC voltage at Pin18 during trace period
when V53 = 1V.
2.7
3.0
3.3
V
Brightness Tracking
Measure DC voltage difference between R, G,
and B outputs of brightness data = 40H.
–0.2
0
+0.2
V
WPL Voltage
Measure maximum output voltage from Pin18
when WPL is ON.
5.7
6.0
6.3
V



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