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NTE7148 Datasheet(PDF) 5 Page - NTE Electronics

Part No. NTE7148
Description  Integrated Circuit Color TV Single-Chip Signal Processor for NTSC Systems (PLL Detection)
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Maker  NTE [NTE Electronics]
Homepage  http://www.nteinc.com
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NTE7148 Datasheet(HTML) 5 Page - NTE Electronics

   
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Electrical Characteristics (Cont’d): (TA = +25°C, VCC = V11 = V14 = 9V, ICC = I30 = 13mA unless
otherwise specified)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
OSD (Cont’d)
RGB – In Threshold Level
THR
R – IN: variable, B – IN: 1.5V
1.9
2.2
2.5
V
THG
G – IN: variable, B – IN: 1.5V
THB
B – IN: variable
RGB –Y Out DC Voltage (3V)
VR3V
R, G, B – IN: 3V
5.2
5.5
5.8
V
VG3V
VB3V
RGB –Y Out DC Voltage (4V)
VR4V
R, G, B – IN: 4V
5.7
6.0
6.3
V
VG4V
VB4V
RGB –Y Out DC Voltage (5V)
VR5V
R, G, B – IN: 5V
6.2
6.5
6.8
V
VG5V
VB5V
Deflection
Sync Separator Input DC Level
V SDC
6.0
6.3
6.6
V
Vertical Free–Running Period
TV free
262.0 262.5 263.0
H
Maximum Vertical
Synchronization Period
TV max
Input: horizontal synchronization signal only
296.5 297.0 297.5
H
Minimum Vertical
Synchronization Period
TV min
224.5 225.0 225.5
H
Vertical Blanking Pulse Width
PW VBL
20.25 20.50 20.75
H
Vertical Blanking Pulse Wave
Height Value
PH VBL
7.0
7.5
V
Vertical Output Pulse Width
PW VOUT
8.25
8.50
8.75
H
Vertical Output Voltage
VOUT H
5.7
6.0
6.3
V
VOUT M
4.2
4.5
4.8
V
VOUT L
0.1
0.3
V
Vertical External Trigger Load
Resistance
RTR
2.7
3.6
k
Vertical Automatic
Synchronization Stop Voltage
VSAS
1.9
2.4
V
Vertical Output Pulse Start
VCC Voltage
SVV
3
4
V
Horizontal Free–Running
Frequency Deviation
∆fH
Deviation from 15.734kHz
–90
+30
+150
Hz
Horizontal Pull–In Range
fH PULL
Deviation from 15.734kHz
±400 ±500
Hz
Horizontal Output Pulse Width
PWH OUT
21.8
23.8
25.8
µs
Horizontal Output Pulse Phase
H PF
15
17
19
µs
H P CEN
3.4
4.4
5.4
µs
H PR
0
3
6
µs
Horizontal Output Pulse Start
VCC Voltage
S HV
4.5
5.3
V


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