NTE1290
Integrated Circuit
AM Tuner for Car Radio
Features:
D
Complete 1Chip AM Tuner
D
Good HighInput Characteristics Provided with Automatic Dynamic Range Mag. Control at RF
State (THD = 1% Typ. at 130dB
)
D
High AGC FOM (63dB Typ)
D
Good Usable Sensitivity (23dB
Typ.)
D
Low Distortion (0.4% Typ. at 74dB
)
D
Good Beat Characteristics (3fi beat = 40dB at 108dB
Input, at fi = 262.5kHz)
D
Large TwoSignal Selectivity (55dB Typ. at Desired 54dB
)
D
CutOff Pop Noise at Detuning
D
Standard Power Supply Voltage Area is 10.8V through 15.6V (13.2V typ) and Local Oscillation
Stopping Voltage is Less Than 6V.
Absolute Maximum Ratings: (T
A
= +25
C unless otherwise specified)
Supply Voltage, V
CC
16V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Power Dissipation (T
A
= +60
C), P
T
550mW
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operating Temperature Range, T
opr
30
to +70
C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Storage Temperature Range, T
stg
55
to +125
C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Electrical Characteristics: (T
A
= +25
C, V
CC
= 13.2V, f
c
= 1000kHz, f
m
= 400Hz, Output Power
of Power Stage 0.5W, R
L
= 4
unless otherwise specified)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
Current Drain
I
CC
V
CC
= 13.2V at zero signal
15
mA
SignaltoNoise Ratio
S/N
Input = 34dB
, 30% MOD.
25.5
30
dB
AGC FOM
Output Base at 74dB
input, Test at the
10dB output down, 30% MOD.
51
63
dB
Total Harmonic Distortion
THD
Input = 11dB
, 30% MOD.
0.4
5
%
Sensitivity
Input at S/N = 20dB, 30% MOD.
23
dB
PDF 
ZIP