NTE NTE1442

NTE1442
Integrated Circuit
Balance Modulator
Features:
D Broad Band (10MHz), Good Carrier Suppression
D Carrier Suppression Within –40dB (10mVrms to 1Vrms Output Signal)
Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
Supply Voltage (V8–11), VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14.4V
Supply Current, ICC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15mA
Power Dissipation, PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 400mW
Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –20° to +70°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –55° to +150°C
Electrical Characteristics: (TA = +25°C unless otherwise specified)
Parameter
Min
Typ
Max
hFE (T8)
40
100
300
hFE (T7)
40
100
300
Output Offset Current (1)
I8–I7
–100
0
100
µA
Output Offset Current (2)
I8–I7
–100
0
100
µA
Output Offset Current (3)
I8–I7
–100
0
100
µA
Output Offset Current (4)
I8–I7
–100
0
100
µA
DC Current Gain
Symbol
Test Conditions
Unit
Pin Connection Diagram
560Ω Bias Resistor 1
14 To Pin9
2.7k to Pin4 2
To Pin9 3
13 1kΩ Resistor
12 1kΩ Resistor
7µF Bypass 4
11 Balance
Carrier Input 5
10 Signal Input
Carrier Input 6
9 1kΩ to Pin3
8 Output
VCC 7
14
8
1
7
.300 (7.62)
.785 (19.95) Max
.200
(5.08)
Max
.100 (2.45)
.600 (15.24)
.099 (2.5) Min