1227

NTE1227
Integrated Circuit
FM IF Amp
Features:
D Includes 2 individual differential amps
D Excellent limiting characteristics
D Voltage gain 30dB/RL = 1kΩ, 1 stage
Absolute Maximum Ratings: (TA = +25°C, unless otherwise specified)
Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20V
Output Voltage, VCC4, VCC5, VCC7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20V
Input Voltage, VIN1, VIN6 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±3V
Total Dissipation Current, IT1, IT2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28mA
Maximum Input Current, I2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±5V
Power Dissipation, PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 550mW
Operating Temperature Range, Topg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −20° to +75°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −40° to +125°C
Note *. Supplying Voltage without above is inhibited.
Note **. Supplying negative voltage on Pin 3 to Pin 2, 4, 5, 7 or 8 is inhibited.
Electrical Characteristics: (TA = +25°C, VCC = 12V, unless otherwise specified)
Parameter
Symbol
Test Conditions
Min
Typ Max Unit
Power Dissipation
Pd
95
138
208
mW
Current Dissipation
ICC
7.9
11.5 17.3
mA
Current at Differential Pair
I4,I7
1.33
2.2
3.47
mA
Output Saturation Current
iol, ioll
1.24 1.75 2.48
mA
Forward Transadmittance
|yfl|, |yfll|
22.4
32
44.6
mS
Parallel Input Resistance
ril, rill
−
3.5
−
kΩ
Parallel Input Capacitance
cil, cill
−
8.0
−
pF
Parallel Output Resistance
rol, roll
−
50
−
kΩ
Parallel Output Capacitance
col, coll
−
3.0
−
pF
f = 10.7MHz
Pin Connection Diagram
Amp 1 Input
1
8
Amp 1 VCC
Amp 1 & 2
Differential
2
7
Amp 1 Output
GND
3
6
Amp 2 Input
Amp 2 Output
4
5
Amp 2 VCC
8
5
.256 (6.52) Max
1
4
.393 (10.0)
Max
.300
(7.62)
.150
(3.81)
.100 (2.54)
.070 (1.77) Min
.300 (7.62)