NTE1761 데이터 시트보기 (PDF) - NTE Electronics
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NTE1761 Datasheet PDF : 3 Pages
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DC Electrical Characteristics (Cont’d): (TA = +25°C, VCC = V8 = 5V unless otherwise specified)
Parameter
Symbol
Test Conditions
Min Typ Max Unit
Inputs
Pin2 Voltage
Pin15 Voltage
Pin2 Resistance
Pin2 Capacitance
Input Limiting, Pin1
Outputs
V2
V15
R2–15
C2–15
V1–16
I1 = 3mA
2.25 2.45 2.65 V
2.25 2.45 2.65 V
10 15 20 kΩ
–
3
– pF
– 0.8 0.9 V
Output Voltage HIGH (Pin9)
Output Voltage LOW (Pin9)
Output Current, Output Voltage HIGH
Output Current, Output Voltage LOW
Output Resistance Between Pin7 and Pin10
Pulse Shaper (Pin11)
–V9–8
V9
–I9
I9
R7–10
–I9 = 75µA
I9 = 75µA
V9 = 4.5V
V9 = 3.0V
V9 = 1.0V
V9 = 0.5V
– 0.1 0.5 V
– 0.1 0.5 V
75 120 – µA
75 130 – µA
75 140 – µA
75 120 – µA
3.1 4.7 6.2 kΩ
Trigger Level in Positive Direction
V11
Voltage Pin9 changes
3.75 3.9 4.05 V
from HIGH to LOW
Trigger Level in Negative Direction
V11 Voltage Pin9 changes
from LOW to HIGH
3.4 3.55 3.7 V
Hysteresis of Trigger Levels
AGC Detector (Pin12)
∆V11
0.25 0.35 0.45 V
AGC Capacitor Charge Current
–I12
AGC Capacitor Discharge Current
I12
Q–Factor Killer (Pin3 and Pin14)
3.3 4.7 6.1 µA
67 100 133 µA
Output Current (Pin3)
Output Current (Pin14)
–I3
V12–16 = 2V
–I14
V12–16 = 2V
2.5 7.5 15 µA
2.5 7.5 15 µA
Note 4. Undistorted output pulse with 100% AM input.
Pin Connection Diagram
Input Signal 1
Input Signal 2
Q Factor Input 3
Feedback Cap Input 4
Feedback Cap Input 5
Feedback Cap Input 6
Coil Input 7
VCC 8
16 GND
15 Input Signal
14 Q Factor Input
13 Feedback Cap Input
12 AGC Detector Time Constant
11 Pulse Shaper Capacitor
10 Coil Input
9 Output
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