參數(shù)資料
型號(hào): NTE749
廠商: NTE Electronics, Inc.
英文描述: Integrated Circuit TV Video IF Amp
中文描述: 集成電路電視視頻中頻放大器
文件頁數(shù): 1/2頁
文件大?。?/td> 23K
代理商: NTE749
NTE749
Integrated Circuit
TV Video IF Amp
Features:
High Power Gain: 46dB (Typ) f = 58MHz
Wide AGC Range: 60dB (Min)
Low Reverse Transfer Admittance: y
r
–1.0
μ
(Typ)
Nearly Constant Input and Output Admittance over AGC Range
Control Signal Available for Delayed Forward AGC of Tuner
Control Signal Available for Delayed of FET Tuner
Either Positive or Negative Going Video Signals
Absolute Maximum Ratings:
Supply Voltage, V
CC
Output Voltage, V
7
, V
8
Input Voltage, V
1
, V
2
AGC Input Voltage, V
6
, V
10
Gate Input Voltage, V
5
Power Dissipation, P
D
Derated Above T
A
= 25
°
C
Min. Load Resistance, R
L
Operating Temperature Range, T
opr
Storage Temperature Range, T
stg
18V
18V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
10V
p–p
6V
10, –20V
625mW
5.0mW/
°
C
4k
–20
°
to +75
°
C
–55
°
to +150
°
C
Electrical Characteristics:
(V
CC
= 12V, T
A
= +25
°
C unless otherwise specified)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
Supply Current
I
CC
I
OUT
P
D
G
p
N
F
V
OM
27
31
mA
Output Current
5.7
mA
Power Dissipation
324
372
mW
Power Gain
f = 58MHz
42
46
dB
Noise Figure
f = 58MHz,R
g
= 50
0dB AGC
8.5
dB
Maximum Output Voltage
350
mV
rms
–30dB AGC
200
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