NTE1049
Integrated Circuit
AM Tuner w/RF Amp
Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
Supply Voltage, VCC 15V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Supply Current, ICC 40mA. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operating Temperature Range, Topt –20° to +75°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Storage Temperature Range, Tstg –40° to +125°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Recommended Operating Conditions:
Supply Voltage, VCC 10V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Supply Current, ICC 20mA. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Electrical Characteristics: (TA = +25°C, VCC = 10V unless otherwise specified)
Parameter Symbol Test Conditions Min Typ Max Unit
Supply Current ICC 15 20 25 mA
Voltage Gain Avf = 1MHz,
Ω
RB1 = 30kΩ, Vi = 5mV 19 23 26 dB
RL = 1k
Ω
,
RG = 50ΩRB1 = 3.9kΩ, Vi = 10mV 13 16 20 dB
fi = 455kHz, 400Hz, 30% MOD, RG = 50Ω,
VO = 400Hz, RL = 10kΩ17 20 26 dB
Output Voltage VOfi = 455kHz, 400Hz, 30% MOD, RL = 10kΩ– 80 – mV
Total Harmonic Distortion THD fi = 455kHz, 400Hz, 80% MOD, RL = 10kΩ,
VO ? 220mV – 1.5 – %
AGC Range AGC 75 85 – dB
Pin Connection Diagram
VCC to AGC Amp AGC Amp Bias
GND
(+) B
RF Output
AGC Filter
FM Input
Mix Output
Amplified AGC
RF Input
Mixer GND
GND
Mixer Bias
Det Output
Feedback
Mix Input 1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
.700 (17.78)
.100 (2.54)
18
16 9
.200 (5.08)
Max
.870 (22.0) Max .260 (6.6)
Max
.099 (2.5) Min
