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NTE1045
Integrated Circuit
FM/TV Sound IF Amp, Detector
Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
Supply Voltage, V
Input Voltage, V
Supply Current, I
Power Dissipation, P
Operating Temperature Range, T
Storage Temperature Range, T
CC
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
IN
CC
d
opr
stg
13V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3V
p−p
35mA. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
350mW. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
−20° to +75°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
−40° to +125°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Electrical Characteristics:
(TA = +25°C, VCC = 10V, unless otherwise specified)
Parameter Symbol Test Conditions Min Typ Max Unit
Supply Current I
Voltage Gain
Input Limit Voltage V
A
A
CC
vIF1
vIF2
i(lim)
f = 4.5MHz, 50Ω, RL = 1kΩ, Vi = 100µV
f = 10.7MHz, 50Ω RL = 1kΩ, Vi = 100µV
f = 4.5MHz, 50Ω − 250 700 µV
AM Rejection AMR f = 4.5MHz, ∆f = 25kHz, FM100%
= 400Hz, AM30%, Vi = 1mV
f
M
Output Voltage V
OAF
Total Harmonic Distortion THD
AF Amp Input
AF Amp Output
Voltage Stabilizer
f = 4.5MHz, ∆f = 25kHz,
fM = 400Hz, Vi = 1mV
Pin Connection Diagram
(Front View)
1
2
3
rms
14
GND
FM Ratio Detector
13
FM Ratio Detector
12
rms
− 18 25 mA
65 72 − dB
rms
60 67 − dB
rms
40 50 − dB
− 320 380 mV
− 0.8 1.5 %
rms
rms
Voltage Stabilizer
4
5IF Input
6IF Input
7GND
11
N.C.
10 N.C.
9
IF Output
8 Bypass
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14 8
17
.785 (19.95)
Max
.100 (2.45)
.600 (15.24)
.300
(7.62)
.200 (5.08)
Max
.099 (2.5) Min
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