NTE712
Integrated Circuit
TV/FM Sound IF Detector
Description:
The NTE712 is a versitile device in a 14鈥揕ead DIP type package incorporating IF limiting, detection,
electronic attenuation, audio amplifier, and audio driver capabilities.
Features:
D
Differential Peak Detector Requiring a Single Tuned Circuit
D
Electronic Attenuator Replaces Conventional AC Volume Control: Range > 60dB
D
Excellent AM Rejection @ 4.5 and 5.5MHz
D
High Stability
D
Low Harmonic Distortion
D
Audio Drive Capability: 6.0mA
P鈥揚(yáng)
D
Minimum Undesirable Output Signal @ Maximum Attenuation
Absolute Maximum Ratings:
(T
A
= +25擄C unless otherwise specified)
Input Signal Voltage (Pin1 and Pin2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
鹵3V
Power Supply Current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50mA
Power Dissipation, P
D
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 625mW
Derate Above 25擄C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5mW/擄C
Operating Ambient Temperature Range, T
opr
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 鈥?0擄 to +75擄C
Storage Temperature Range, T
stg
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 鈥?5擄 to +150擄C
Electrical Characteristics:
(V+ = 24V, T
A
= +25C unless otherwise specified)
Parameter
Regulated Voltage
DC Supply Current
Quiescent Output Voltage
Pin
5
5
12
V+ = 9V, R
S
= 0
Test Conditions
Min
10.3
10
5.1
Typ
11.0
16
鈥?/div>
Max
12.2
24
鈥?/div>
Unit
V
mA
V
Dynamic Characteristics:
(V+ = 24V, T
A
= +25擄C unless otherwise specified)
Parameter
Test Conditions
Min
Typ
Max
Unit
IF Amplifier and Detector
(f
o
= 4.5MHz,
鈭唂
=
鹵25kHz)
AM Rejection
Input Limiting Threshold Voltage
Recovered Audio Output Voltage
Output Distortion
V
in
= 10mV
rms
V
in
= 10mV
rms
V
in
= 10mV
rms
, Note 1
40
鈥?/div>
0.5
鈥?/div>
51
200
0.7
0.4
鈥?/div>
400
鈥?/div>
2.0
dB
碌V
rms
V
rms
%
Note 1. 100% FM, 30% AM Modulation.
NTE712 產(chǎn)品屬性
NTE
置換半導(dǎo)體
否
1
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