NTE1618
Integrated Circuit
TV Video IF Amp/AGC
Features:
D Good noise characteristics in strong signal condition made posible by IF AGC delayed operation
inside circuit.
D Wide range of gain reduction and IF AGC.
Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13.2V
Supply Current, ICC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29mA
Power Dissipation, PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 383mW
Operating Ambient Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −20° to +70°C
Storage Temperatuere Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −40° to +150°C
Electrical Characteristics: (TA = +25°C unless otherwise specified)
Parameter
Total Circuit Current
Transfer Admittance
AGC Range
Symbol
Test Conditions
Min Typ Max Unit
Itot
VCC = 11V
14
50
60
−
19
24
mA
mS
dB
kΩ
pF
|Y2|
HAGC
Ri
120 200
f = 58.75MHz
−
2
−
−
−
−
−
Input Resistance
f = 58.75MHz, Vi = 30mVrms
Input Capacitance
Output Capacitance
Noise Figure
Ci
−
7.5
4
Co
−
pF
NF
−
9
dB
Voltage Gain (RF AGC)
Upper Voltage (RF AGC)
Lower Voltage (RF AGC)
GV
105 130 150 times
V(Upper) VCC = 11V, V3−5 = 4.5V
V(Lower) VCC = 11V, V3−5 = 3V
8.3
8.8
9.3
0.1
V
V
−
−