NTE1792
Integrated Circuit
Dual Attenuator
Description:
The NTE1792 is a silicon monolithic integrated circuit in a 9鈥揕ead SIP package designed for sound
control applications.
Features:
D
Two separate attenuators
D
The characteristic control curve is linear against logarithmic output.
D
Channel Separation: 64dB MIN
D
Typical Application: Sound MPX attenuator for TV, Radio and mobile receiver.
Absolute Maximum Ratings:
(T
A
= +25擄C unless otherwise specified)
Supply Voltage, V
CC
Minimum . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0V
Maximum . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15V
Signal Input Voltage at Pin4 and Pin6, V
in
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3V
p鈥損
Control Input Voltage at Pin2 and Pin8, V
cont
Minimum . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0V
Maximum . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15V
Power Dissipation (T
S
= +75擄C), P
D
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 350mW
Operating Temperature Range, T
opr
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 鈥?0擄 to +75擄C
Storage Temperature Range, T
stg
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 鈥?0擄 to +125擄C
Electrical Characteristics:
(V
CC
= 12V, T
A
= +25擄C, f = 1kHz unless otherwise specified)
Parameter
Supply Voltage
Supply Current
Relative Output
Channel Separation
Total Harmonic Distortion
Power Source Noise Rejection
Symbol
V
CC
I
CC
A
V
S
ep
T.H.D.
R.R.
No Signal
V
cont
= 1V, V
in
= 500mV
rms
V
cont
=5V, V
in
= 500mV
rms
V
cont
= 5V, V
in
= 500mV
rms
H
um
f = 60Hz,
H
um
Level = 1V
p鈥損
Test Conditions
Min Typ Max Unit
8.0
8.0
鈥?
64
鈥?/div>
30
12.0 14.4
V
10.5 16.0 mA
0
70
0.5
1
2
