NTE NTE1575

NTE1575
Integrated Circuit
B/W TV Sound IF Amplifier
Features:
D Supply Voltage Range: VCC = 3V to 8V
Applications:
D Voice IF Amplifier
D Discriminator
Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
Supply Voltage (Note 1), VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8V
Power Dissipation (TA = +75°C), PT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 300mW
OPerating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –20° to +75°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –55° to +125°C
Note 1. Recommended Operating Voltage is 5.5V Typ.
Electrical Characteristics: (VCC = 5.5V, fo = 4.5MHz, ∆f = ±25kHz, fm = 1kHz, TA = +25°C
unless otherwise specified)
Parameter
Quiescent Current
Total Harmonic Distortion
–3dB Sensitivity Limit
Symbol
Test Conditions
IQ
Min
Typ
Max
Unit
13.9 17.0 21.8
mA
eo
Vin = 100dBµ
160
270
400
mVrms
THD
Vin = 100dBµ
–
0.3
1.0
%
–
20.0 37.5
Vin(lim)
AM Rejection Ratio
AMR
Signal–to–Noise Ratio
S/N
Vin = 60dBµ, f = 1kHz, MOD = 30%
dBµ
35
–
–
dB
–
55
–
dB
Pin Connection Diagram
Sound IF Input 1
14 VCC
Compensation 2
13 GND
Feedback 3
12 Sound IF Output
VCC 4
11 Detector Coil
Test Point 5
10 Output
N.C. 6
9 N.C.
GND 7
8 AF Input
14
8
1
7
.785 (19.95) Max
.300 (7.62)
.200
(5.08)
Max
.100 (2.45)
.600 (15.24)
.099 (2.5) Min