參數(shù)資料
型號： NTE1688
廠商： NTE Electronics, Inc.
英文描述： Integrated Circuit TV Tuner Bandswitch
中文描述： 集成電路電視調(diào)諧器Bandswitch
文件頁數(shù)： 1/2頁
文件大?。?/td> 21K
代理商： NTE1688
NTE1688
Integrated Circuit
TV Tuner Bandswitch
Description:
The NTE1688 is an integrated circuit in a 9–Lead SIP type package incorporating TV tuner band-
switch circuits and a 31V power supply circuit.
Features:
Tuner Bandswitch Circuit with 31V Voltage Regulator
Absolute Maximum Ratings:
(T
A
= +25
°
C unless otherwise specified)
Supply Voltage, V
CC
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Supply Current, I
6
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Power Dissipation, P
D
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operating Ambient Temperature Range, T
opr
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Storage Temperatuere Range, T
stg
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
18V
14mA
620mW
–20
°
to +70
°
C
–55
°
to +150
°
C
Electrical Characteristics:
(T
A
= +25
°
C unless otherwise specified)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
Input Threshold Voltage
V
t
I
t
V
CC
= 12V
V
CC
= 12V
V
CC
= 12V, I
0
= –60mA
V
CC
= 12V, I
8
= 20mA
V
CC
= 12V, I
6
= 10mA
T
A
= –20
°
to +60
°
C
As Per Condition After 5sec
Elapsed with SW ON
1.5
–
2.5
V
μ
A
V
Input Threshold Current
100
–
500
Output Saturation Voltage
V
CE(sat)
V
CE(sat)
V
6–5
V
6–5
/T
A
V
6–5
–
0.3
0.8
Pin8 Output Saturation Voltage
–
0.2
0.5
V
Voltage Regulator
29.5
31.7
33.5
V
Voltage Regulator with Ambient Temperature
–1.0
0
+1.0
±
50
mV/
°
C
mV
Voltage Regulator Voltage for Drift
–
–
Input/Output Related (Logic Table)
Input
Output
Remarks
(Tuning Status)
Pin3
Pin4
Pin1
Pin2
Pin7
Pin8
L
L
V
CC
Open
Open
Open
L
UHF
H
L
V
CC
Open
Open
Open
VHF–L
L
H
Open
V
CC
V
CC
L
VHF–H
H
H
Open
Open
Open
–
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