NTE1664 PDF даташит
Спецификация NTE1664 изготовлена «NTE» и имеет функцию, называемую «Integrated Circuit TV Hotizontal/Vertical Sync Signal Processor». |
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Детали детали
Номер произв | NTE1664 |
Описание | Integrated Circuit TV Hotizontal/Vertical Sync Signal Processor |
Производители | NTE |
логотип |
3 Pages
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NTE1664
Integrated Circuit
TV Hotizontal/Vertical Sync Signal Processor
Description:
The NTE1664 is a silicon monolithic integrated circuit in a 22–Lead DIP type package designed for
use as a horizontal deflection circuit and vertical deflection circuit for color TV sets. This device con-
tains two synchronization signal separators, a vertical oscillator, vertical sawtooth shaper, vertical
pre–driver, vertical retrace blanking pulse generator, horizontal AFC, horizontal oscillator, horizontal
pre–driver, and an abnormal high voltage prevention circuit.
Features:
D Two Synchronous Signal Separators for Very Stable Synchronization (Horizontal and Vertical
Signals are Independent of Each Other)
D Remarkably Improved Interlace Tracking due to Separate Wiring of Horizontal and Vertical
Sections
D Wide Range of Vertical Retrace Blanking Time due to Adjust Pin
D Very Low Oscillation Frequency Drift of Vertical and Horizontal Oscillator Against Ambient
Temperature
Absolute Maximum Ratings: (TA = +25°C ±3°C unless otherwise specified)
Vertical Power Supply Voltage, V21 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15V
Horizontal Power Supply Current Drain, I11 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30mA
Vertical Output Current, I14 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –30mA to +0mA
Horizontal Output Current, I10 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –10mA to +10mA
Power Dissipation (TA = +75°C), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 600mW
Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –20° to +75°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –40° to +125°C
Recommended Operating Conditions: (TA = +25°C unless otherwise specified)
Vertical Power Supply Voltage, V21 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12V
Horizontal Power Supply Drain Current, I11 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15mA
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Electrical Characteristics: (TA = +25°C, V21 = 12V, I11 = 15mA unless otherwise specified)
Parameter
Symbol
Test Conditions
Min Typ Max Unit
Vertical Power Supply Current
Horizontal Power Supply Voltage
Vertical Free–Running Frequency
Vertical Free–Running Frequency Drift
Vertical Synchronizing Capture Frequency
Output Middle Voltage
Output Middle Voltage Drift
Retrace Pulse Width
Retrace Pulse Voltage
I21
V11
fυo
∆fυo(VCC)
∆fυo(TA)
fpυ
VMID
∆VMID(TA)
RPW (1)
RPW (2)
RPV
V21 = 12V
I11 = 15mA
C18 = 1µF, R17 = 33kΩ
∆fυo(VCC) = |fυo(9.6V) – fυo(14.4V)|
∆fυo(TA) = |fυo(–20°C) – fυo(+75°C)|
Output Power: NTE1676
∆VMID(TA) = |VMID(–20°C) – VMID(+75°C)|
C13 = 0.047µF, R13 = 30.75kΩ
C13 = 0.1µF, R13 = 28.5kΩ
10.5
12.0
48
0
0
46
12
0
0.95
1.9
10
Horizontal Power Supply Voltage Drift
Horizontal Synchronizing Capture Frequency
Efficiency of Horizontal Oscillation Control
∆V11(TA)
fPH
β
∆V11(TA) = |∆V11(–20°C) – ∆V11(+75°C)|
C5 = 5600pF
–
±500
38
14.0
13.0
50
0.8
0.6
48
13
–
1.0
2.0
11
–
±700
40
17.5
14.5
53
1.0
1.0
50
14
1.0
1.05
2.1
–
130
±900
45
mA
V
Hz
Hz
Hz
Hz
V
V
ms
ms
VP–P
mV
Hz
Hz/µA
AFC Detector Gain
µ
190 300 420 µA/rad
Horizontal Free–Running Frequency
Horizontal Free–Running Frequency Drift
Horizontal Output Pulse Width
fHO
∆fHO(I11)
∆fHO(TA)
PWH
C5 = 5600pF, R5 = 14.5kΩ
∆fHO(I11) = |fHO(15mA) – fHO(9mA)|
∆fHO(TA) = |fHO(–20°C) – fHO(+75°C)|
15.00 15.75 16.50
0 – 50
0 40 100
24.5 26.0 27.5
kHz
Hz
Hz
µ
Horizontal Output Pulse Voltage
Horizontal Output Current
X–Ray Protector Input Voltage
PWV
I10
V6
V7 = 6.2V
10
–3.5
11
–4.5
–
–6.0
VP–P
mA
–0.1 – +0.1 V
Pin Connection Diagram
Horizontal Sync Signal
Separator Input
Horizontal Sync Signal
Separator Output
AFC Detector Input
1
2
3
AFC Detector Output 4
Horizontal OSC Input 5
X–Ray Protect Input 6
X–Ray Protect Reference 7
X–Ray Protect Input 8
GND (Horizontal) 9
Horizontal Pulse Output 10
VCC (Horizontal) 11
22
Vertical Sync Signal
Separator Input
21 VCC (Vertical)
20
Vertical Sync Signal
Separator Output
19 Vertical Sync Signal Input
18 Vertical OSC (Charge)
17 Vertical OSC (Discharge)
16 GND (Vertical)
15 Vertical Feedback
14 Vertical Amp Output
13 Vertical Blank Pulse
Width Adjust
12 Vertical Blank Pulse Output
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22
1
1.300 (33.0)
.100 (2.54)
1.000 (25.4)
12
.410
(11.41)
11
.216
(5.5)
.400
(10.16)
.110 (2.79)
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