NTE749 데이터 시트보기 (PDF) - NTE Electronics

부품명

상세내역

제조사

NTE749

Integrated Circuit TV Video IF Amp

NTE Electronics 

Electrical Characteristics (Cont’d): (VCC = 12V, TA = +25°C unless otherwise specified)

Parameter

Symbol

Test Conditions

Min Typ Max Unit

AGC AGC Range

AGC

60 – – dB

RF–AGC

V12(Max)

– 8.2 –

V

V12(Min)

– 0.2 –

Power Gain Variations

Input Admittance

∆GP RF–AGC At Operating Range – 10 – dB

gi f = 58MHz

– 0.8 – mΩ

Input Acceptance

Output Admittance

bi

go f = 58MHz

– 3.4 –

– 155 – µΩ

Output Acceptance

bo

– 850 –

Forward Transfer Admittance

yf f = 58MHz 0dB AGC

– 220 – mΩ

– –135 – deg

Phase Angle of Forward Transfer

Admittance

<yf –30dB AGC

– –95 – deg

Reverse Transfer Admittance

yr f = 58MHz

– <1.0 – µΩ

Pin Connection Diagram

IF Input 1

Bypass 2

GND 3

GND 4

Keyer Pulse 5

Video & Ref DC Inputs 6

IF Output 7

14 IF AGC Filter

13 RF AGC Delay Voltage

12 RF AGC Output

11 VCC

10 Video & Ref DC Inputs

9 AGC Storage Capacitor

8 IF Output

14

8

1

7

.785 (19.95)

Max

.200 (5.08)

Max

.300

(7.62)

.100 (2.45)

.600 (15.24)

.099 (2.5) Min

Share Link: