NTE7047
Integrated Circuit
TV Color Small Signal Sub System
Features:
D
Vision IF Amplifier with Synchronous Demodulator
D
Automatic Gain Control (AGC) Detector Suitable for Negative Modulation
D
AGC Tuner
D
Automatic Frequency Control (AFC) Circuit with Sample鈥揳nd鈥揌old
D
Video Preamplifier
D
Sound IF Amplifier and Demodulator
D
DC Volume Control or Separate Supply for Starting the Horizontal Oscillator
D
Audio Preamplifier
D
Horizontal Synchronization Circuit with Two Control Loops
D
Vertical Synchronization (Divider System) and Sawtooth Generation with Automatic Amplitude
Adjustment for 50Hz and 60Hz
D
Transmitter Identification (Mute)
D
Generation of Sandcastle Pulse
Absolute Maximum Ratings:
Supply Voltage (Pin7), V
P
= V
7鈥?
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13.2V
Total Power Dissipation, P
tot
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.3W
Operating Ambient Temperature Range, T
A
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 鈥?5擄 to +65擄C
Storage Temperature Range, T
stg
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 鈥?5擄 to +150擄C
Electrical Characteristics:
Parameter
Supplies
Supply Voltage Range (Pin7)
Supply Current (Pin7)
Start Current (Pin11)
Start Voltage Horizontal Oscillator
Start Protection Level
V
7鈥?
I
7
I
11
V
11
V
11
I
11
= 12mA
At no input
Note 1
9.5
75
鈥?/div>
9.5
鈥?/div>
12.0
125
6.5
鈥?/div>
鈥?/div>
13.2
165
9.0
鈥?/div>
16.5
V
mA
mA
V
V
(T
A
= +25擄C, V
P
= V
7鈥?
= 12V, carrier 38.9MHz, negative modulation
unless otherwise specified)
Symbol
Test Conditions
Min
Typ
Max
Unit
Note 1. Pin11 has a double function. When during switch鈥搊n a current of 9mA is supplied to this pin,
it is used to start the horizontal oscillator. The main supply can then be obtained from the
horizontal deflection stage. When no current is supplied to this pin it can be used as a volume
control.
NTE7047 產(chǎn)品屬性
NTE
否
1
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