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NTE1658 Datasheet, PDF (1/2 Pages) NTE Electronics – Integrated Circuit Television Tuner Band Selector | |||
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NTE1658
Integrated Circuit
Television Tuner Band Selector
Description:
The NTE1658 is an integrated circuit in a 9âLead SIP type package designed for electronically tuning
television sets. This IC is used for producing the VHF channel âLâ band power supply/VHF channel
âHâ band power supply/UHF channel power supply for tuner and the CATV power supply according
to the band select signal of 2 inputs.
Functions:
D VHF âLâ Band Power Supply Output
D VHF âHâ Band Power Supply Output
D UHF Power Supply Output
D CATV Power Supply Output
Features:
D 2 Inputs and 4 Outputs
D Output Low Saturation Voltage: 250mV Typ (IO = 60mA)
Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
Maximum Supply Voltage, V9max . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15V
Maximum Load Current
I1max, I2max . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . â60mA
I7max, I8max . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . â60mA
Maximum Supply Current (VCC2), I6max . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10mA
Input Current, I3max, I4max . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2mA
Allowable Power Dissipation, Pdmax . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 200mW
Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . â20° to +85°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . â55° to +125°C
Electrical Characteristics: (TA = +25°C unless otherwise specified)
Parameter
Symbol
Test Conditions
Min Typ Max Unit
Dissipation Current
I1, I2, I7, I8
â â 60 mA
Output Saturation Voltage
V9 = 12V, I6 = 5mA, IO = 60mA 0 250 700 mV
Input âHâ Level Threshold Voltage VTH
â â 3.0 V
Input âLâ Level Threshold Voltage
VTL
0.8 â â V
Output Leakage Current
I1, I2, I7, I8 TA ⤠+70°C
â â 50 µA
Note 1. Current flowing into IC: Plus (No Sign)
Current flowing out of IC: Minus
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