NTE1805
Integrated Circuit
Recording Video Signal Processing Circuit
Description:
The NTE1805 is an integrated circuit in a 28鈥揕ead DIP type package designed for use in VCR recording
video signal processing.
Features:
D
Dynamic Emphasis Characteristics: 5.5dB (at f = 1MHz, input level = 鈥?0dB)
D
Built鈥揑n Carrier Interleaving Circuit
D
Built鈥揑n Low Pass Filter (Sync鈥揝eparation Circuit)
D
Supply Voltage: V
CC
= 5V
Absolute Maximum Ratings:
(T
A
= +25擄C unless otherwise specified)
Supply Voltage, V
CC
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6V
Power Dissiption (T
A
= +70擄C), P
D
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 250mW
Operating Ambient Temperature Range, T
opr
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 鈥?0擄 to +70擄C
Storage Temperature Range, T
stg
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 鈥?5擄 to
鈭?150擄C
Electrical Characteristics:
(V
CC
= 5V, T
A
= +25擄C unless otherwise specified)
Parameter
Circuit Current
Symbol
I
20
u
8
Du
8
G
6鈥?
G
15鈥?6
f
o
2f
o
u
28
b
28
Pin12 High, C
O
= 39pF, R
O
= 8.2 to 15k鈩?/div>
Pin12 High, C
O
= 39pF, R
O
= 12k鈩?/div>
Test Conditions
Pin12 High (Record)
Pin12 Open (Playback)
AGC Output Amplification
AGC Control Sensitivity
Playback Amp Gain
12dB Amp Gain
FM Oscillation Frequency
FM Output 2
nd
High Frequency
FM Oscillation Output Amplification
Frequency Control Sensitivity
FM Oscillation
Pin12 High, Video Input 1V
P鈥揚(yáng)
Pin12 High, Video Input 0.5 to 2V
P鈥揚(yáng)
Pin12 Open
Min
14.5
14.5
0.4
鈥?/div>
6.8
10.4
2.9
鈥?/div>
0.65
11.4
Typ
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
Max
35.5
35.5
0.8
1.5
9.9
13.4
3.9
鈥?3
1.35
Unit
mA
mA
V
P鈥揚(yáng)
dB
dB
dB
MHz
dB
V
P鈥揚(yáng)
14.5 kHz/碌A(chǔ)
Note 1. Operating Supply Voltage Range: V
CC
= 4.5V to 5.5V.
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