NTE7115 Просмотр технического описания (PDF) - NTE Electronics

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NTE7115

Integrated Circuit Color TV Horizontal Combination Circuit

NTE Electronics 

DC and AC Electrical Characteristics (Cont’d): (VCC = 12V, TA = +25°C unless otherwise specified)

Parameter

Symbol

Test Conditions

Min Typ Max Unit

Phase Compensation, ϕ1, Pin17 (Cont’d)

Leakage Current

I18

Coincidence Detector, ϕ3, Pin13

Output Voltage

w/o Coincidence w/Composite Video

Signal

V13–5

w/o Coincidence w/o Composite Video

Signal (Noise)

w/Coincidence w/Composite Video

Signal

–

–

1

µA

–

–

1

V

–

–

2

V

–

6

–

V

Output Current

w/o Coincidence w/Composite Video

I13

Signal

w/Coincidence w/Composite Video

–I13

Signal

–

50

–

µA

–

300

–

µA

Switching Current

I13

I13(av)

Phase Comparison, ϕ2, Pin2 and Pin3 (Note 1)

Phase Relation Between Middle of the

∆t

Horizontal Sync Pulse and the Middle

of the Line Flyback Pulse

V13–5 = VCC–0.5V

V13–5 = 0.5V (Average)

tFP = 12µs, Note 2

–

–

100 µA

–

–

100 µA

– 2.6 ±0.7 –

µs

If Additional Adjustment is Required, it

∆I/∆t

can be Arranged by Applying a

Current at Pin3, such that for Applied

Current

–

30

– µA/µs

Input for Line Flyback Pulse, Pin2

Switching Level for ϕ2 Comparison

V2–5

Switching Level for Horizontal Blanking

V2–5

and Flyback Control

–

3

–

V

–

0.3

–

V

Input Voltage Limiting

V2–5

–

–0.7

–

V

+4.5

Switching Current

I2

at Horizontal Flyback

0.01 1.0

–

mA

at Horizontal Scan

–

–

2.0 µA

Maximum Negative Input Current

–I2

Phase Detector Output, Pin3

–

–

500 µA

Control Current for ϕ2

Control Range

Static Control Error

Leakage Current

±I3

∆tϕ2

∆t/∆td

I3

–

1

–

mA

–

19

–

µs

–

–

0.2

%

–

–

5

µA

Note 1. Phase comparison between horizontal oscillator and the line flyback pulse. Generation of

a phase–modulated (ϕ2) horizontal output pulse with constant duration.

Note 2. tFP is the line flyback pulse duration.

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