NTE1784 データシートの表示（PDF） - NTE Electronics

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NTE1784

Integrated Circuit TV Horizontal Processor

NTE Electronics 

NTE1784

Integrated Circuit

TV Horizontal Processor

Description:

The NTE1784 is an integrated circuit in a 16–Lead DIP type package designed for use as a horizontal

processor circuit for B/W and color television receivers.

Features:

D Noise Gated Horizontal Sync Separator

D Noise Gated Vertical Sync Separator

D Horizonyal Oscillator with Frequency Range Limiter

D Phase Comparator between Sync Pulses and Oscillator Pulses (PLL)

D Phase Comparator between Flyback Pulses and Oscillator Pulses (PLL)

D Loop Gain and Time Constant Switching (VCR)

D Composite Blanking and Key Pulse Generator

D Protection Circuits

D Output Stages with High Current Capability

Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)

Supply Voltage (Pin1), VS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15V

Circuit Voltage, V2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18V

Circuit Voltage, V4, V11 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . VS

Circuit Voltage, V8 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . VS to –6V

Circuit Voltage, V9 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +6V to –6V

Peak Circuit Current, I2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1A

Peak Circuit Current, I3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 500mA

Circuit Current, I6, I10 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30mA

Circuit Current, I7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20mA

Total Power Dissipation (TA ≤ +70°C), Ptot . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1W

Operating Junction Temperature Range, TJ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –40° to +150°C

Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –40° to +150°C

Maximum Thermal Resistance, Junction–to–Ambient, RthJA . . . . . . . . . . . . . . . . . . . . . . . . . 80°C/W

Electrical Characteristics: (TA = +25°C, VS = 12V unless otherwise specified)

Parameter

Symbol

Test Conditions

Min Typ Max Unit

Supply Voltage

VS

10.0 12.0 13.2 V

Output pulses at Pin2 and Pin3 OFF –

–

4

V

Supply Current

IS

I3 = 0

–

40 52 mA

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