NTE1727 [NTE]
Integrated Circuit TV Signal Processor; 集成电路电视信号处理器
| 型号： | NTE1727 |
| 厂家： | 
NTE ELECTRONICS |
| 描述： | Integrated Circuit TV Signal Processor |
| 文件： | 总3页 (文件大小：27K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
NTE1727
Integrated Circuit
TV Signal Processor
Description:
The NTE1727 is an integrated circuit designed for color TV deflection signal processing circuits. It
can be operated with a 12V power supply and is suitable for compact and medium–sized color TV
sets.
Features:
D Built–In Vertical Deflection Driver Circuit
D Incorporating Vertical and Horizontal Oscillator Circuit, Operations Highly Stable Against
Changes in sSupply Voltage and Temperature.
D Highly Stable Synchronous Separation Circuit Against Noise
D Built–In High Tension Protector Circuit (X–Ray Protection)
D 12V Supply Voltage Operation
Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
Supply Voltage
V7–9 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10.5V
V15–9 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14.4V
Circuit Voltage
V1–9, V12–9 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 to 10V
V10–9 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 to V15–9
V17–9 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 to 6V
V18–9 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –3V to 2V
Supply Current
I7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16mA
I15 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23mA
Circuit Current
I2, I4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –3mA to 3mA
I3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –5mA to 0mA
I5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –1mA to 1mA
I6, I8 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –30mA to 0mA
I12 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –2mA to 1mA
I13 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0mA to 30mA
Power Dissipation, PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 500mW
Operating Ambient Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –20° to +70°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –55° to +150°C
Note 1. + and – are flow–in and flow–out currents to/from the circuit, respectively.
Electrical Characteristics: (TA = +25°C unless otherwise specified)
Parameter
Circuit Current
Symbol
Test Conditions
Min
7.5
18
Typ Max
Unit
mA
mA
V
I
7
Apply 12V with 200 to Pin7
12.0 15.5
I
15
V
= 12V
25
–
33
0.86
6
15–9
Protector Operating Voltage
V
Apply 12V with 200 to pin7
= 40Hz to 60Hz, 0.7V
0.73
–
5–9
OSC–s(1)
Oscillation Starting Voltage
V
f
or more
P–P
–
V
VO
(V • Osc)
Vertical Oscillation Frequency
f
V
1 = 12V, R = 9.5kΩ
OSC(V)
47
0
50
53
Hz
Hz
VO
CC
f
Change with Supply
Voltage
Df /V
VO CC
f
|9.6V to f | 14.4V
1.0
1.3
VO
VO
VO
Pulse Width (V • Osc)
Vertical Pull–In Range
t
V
CC
V
CC
V
CC
1 = 12V, R
1 = 12V, R
= 9.5kΩ
= 9.5kΩ
= 9.5kΩ
420
–
600
43
780
47
µs
OSC(V)
OSC(V)
OSC(V)
f
Hz
VP
Vertical Sawtooth Wave
Amplification
V
1= 12V, R
0.9
1.2
1.5
V
P–P
(saw)
f
Change with Ambient
Temperature
Df /T
T = –20° to +70°C
–
–
–
0.8
–
–
30
6
Hz/°C
VO
VO
A
A
V
Change with Ambient
DV /T T = –20° to +70°C
(saw)
mV /°C
(saw)
A
A
P–P
Temperature
Oscillation Starting Voltage
V
f
= 10kHz to 20kHz, 1V or more
P–P
–
V
OSC–s(2)
VO
Horizontal Oscillation
Frequency
f
V
= 12V, R = 2.95kΩ
OSC(H)
15.0 15.75 16.25
100 200
31.5 35.4 38.9
kHz
HO
CC2
f
Change with Supply
Voltage
Df /V
HO CC
f
|9.6V to f | 14.4V
0
Hz
&
HO
HO
HO
Pulse Width Duty Ratio
t
V
CC
2 = 12V
(H • Osc)
f
f
Control Sensitivity
b
I = ±100µA
19
21
23
Hz/µA
Hz/°C
HO
O
Change with Ambient
Temperature
Df /T
HO
T = –20° to +70°C
A
–1.67
–
+1.67
HO
A
AFC Loop Gain
f
µ x b
5800 7700 9600
Hz/rad
AFC
Pin Connection Diagram
AFC Reference Signal Input 1
Horizontal AFC Output 2
Horizontal Hold Volume 3
Horizontal OSC Capacitor 4
18 Video Signal Input
17 Noise Detector Input
16
Sync Separator Output
15 VCC
14 Vertical Integral Capacitor
13
1
X–Ray Protect Input 5
Horizontal Output 6
Vertical Hold Volume
VCC
2
7
12 Vertical Pulse Output
Vertical Output 8
GND 9
11 Vertical Sawtooth Capacitor
10
DC/AC Feedback Input
18
10
1
9
.870 (22.1) Max
.250
(6.35)
.150
(3.8)
.100 (2.54)
.125 (3.17) Min
.800 (20.3)
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