NTE1162
Integrated Circuit
TV Sound IF Amp & FM Detector
Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Note 1
Supply Current (I5), ICC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50mA
Total Power Dissipation (TA ≤ +70°C), PT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 445mW
Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –20° to +70°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –40° to +150°C
Note 1. Pin5 can be connected to any positive voltage by using a resistor (RS):
Ex. VCC = 24V, RS = 390Ω, IS = 30mA
VCC = 140V, RS = 3.9kΩ, IS = 30mA
Electrical Characteristics: (TA = +25°C, VCC = 24V, RS = 390Ω unless otherwise specified)
Parameter
Total Circuit Current
Zener Voltage
Symbol
Test Conditions
Min Typ Max Unit
I
tot
V
CC
= 9V, Pin1 – Pin2, Pin9 – Pin10 Shorted
10
16
24
mA
V
V
5–3
Pin1 – Pin2, Pin9 – Pin10 Shorted
10.3 11.2 12.2
Input Limiting Voltage (–3dB)
V
–
250 400 µV
rm
f = 4.5MHz, f = 400Hz,
i(lim)
o
m
∆f = ±25kHz,
s
V = 100mV
i
rms
AM Rejection Ratio
Output Impedance
Output Capacitance
AMR
AM = 400Hz, 30% 40
50
3.25
10
–
–
–
dB
R
O(IF)
f = 4.5MHz, Pin9 – Pin3 Shorted
o
–
–
kΩ
C
V
pF
O(IF)
Demodulation Output
Demodulation Signal Distortion
Output Resistance
R = 0
6
0.5 0.75 1.1
V
rms
f = 4.5MHz, f = 400Hz,
O(AF)
o
m
∆f = ±25kHz,
THD
–
0.9 2.0
%
V = 100mV
i
rms
R
R
f = 400Hz, V = 100mV
rms
–
–
7.5
300
80
–
–
–
kΩ
Ω
O(7)
i
O(8)
Attenuation Circuit
Max. Attenuation
ATT
R = ∞
6
60
dB
Sound Amp
Distortion
THD
V = 2V
–
1.5
–
–
%
f = 400Hz
O
rms
Non–Distortional Max. Output
Voltage Gain
V
O(max)
THD = 5%
V = 100mV
rms
2.0 2.5
V
rms
G
V(AF)
17.5 20.0 23.0 dB
i