NTE NTE1620

NTE1620
Integrated Circuit
B/W TV Video IF Amplifier,
RF AGC Circuit
Description:
The NTE1620 is an integrated circuit in a 9–Lead SIP type package designed for use as a B/W TV
video IF amplifier and RF AGC circuit. Typical applications inclued low voltage operation (6V) and
small B/W TVs.
Features:
D Low Voltage Operation Video IF Circuit with Minimum Number of Peripheral Components
D A Wide Range of Gain Reduction and IF AGC
Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7.2V
Supply Current, ICC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20.5mA
Power Dissipation, PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 156mW
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
Symbol
Test Conditions
Min
Typ
Max
Unit
Total Circuit Current
Itot
VCC = 5.5V
9.5
13.5
17.5
mA
Voltage Gain
GV
f = 58.75MHz
23
28
32
dB
AGC Range
HAGC
f = 58.75MHz
60
–
–
dB
f = 58.75MHz, vi = 30mVrms
–
900
–
Ω
Input Resistance
Ri
Input Capacitance
Ci
–
5.5
–
pF
Output Capacitance
Co
–
3.0
–
pF
Transfer Admittance
|Y21|
–
545
–
mS
–
9.5
–
dB
87
100
113
times
4.0
4.4
4.8
V
–
–
0.1
V
Noise Figure
NF
Voltage Gain (RF AGC)
GV
f = 58.75MHz
Upper Voltage (RF AGC)
V(Upper)
VCC = 5.5V, V4
Lower Voltage (RF AGC)
V(Lower)
VCC = 5.5V, V4 = 100mV
= 100mV
Pin Connection Diagram
(Front View)
9 Decoupling
8 VCC
7 VIF Output
6 RF AGC Output
5 GND
4 RF AGC Ref. Voltage
3 AGC Voltage Input
2 Decoupling
1 VIF Input
.929 (23.6)
.118 (3.0)
.236
(6.0)
1
9
.098
(2.5)
.100 (2.54)
.118(3.0)