NTE1888 데이터 시트보기 (PDF) - NTE Electronics

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NTE1888

Integrated Circuit Horizontal and Vertical Deflection Monitor

NTE Electronics 

Electrical Characteristics (Cont’d): (TA = +25°C unless otherwise specified)

Parameter

Symbol

Test Conditions

Min Typ Max Unit

Reference Voltage

Minimum Width of Frame Pulse

(when synchronized with TTL

signal)

V15

MWF

@ Pin15 I15 = –1µA

1.4 1.75 2.0 V

50 –

–

µs

Low Threshold Voltage

High Threshold Voltage

Bias Current

Discharge Impedance

Free Running Line Period

LT9

HT9

BI9

DR9

FLP1

@ Pin9

R = 34.9kΩ to Vcc1,

C = 2.2nF to GND

2.8 3.2 3.6 V

6.4 6.6 7.8 V

– 100 –

nA

1.0 1.4 1.8 kΩ

62 64 66 µs

FLP2

R = 13.7kΩ, C = 2.2nF –

27

–

µs

Oscilator Threshold for Line Output

OT9

Pulse Triggering

– 4.6 –

V

Horizontal Frequency Drift

DF

w/Temperature

∆Θ

–

2

– Hz/°C

Saturation Voltage

Output Pulse Width

LV14

OPW

@ Pin14 I14 = 200mA

Line Period = 64µs

– 1.1 1.6 V

20 22 24 µs

Bias Voltage

Input Impedance

Output Current During Synchro

Pulse

V11

@ Pin11

Z11

I10

@ Pin10

1.8 2.4 3.2 V

4.5 5.8 8.0 kΩ

250 450 800 µA

Current Ratio

Leakage Current

Control Range Voltage

Low Threshold Voltage

High Threshold Voltage

Bias Current

Discharge Impedance

Free Running Frame Period

Minimum Frame Period

RI10

LI10

CV10

LT1

HT1

BI1

DR1

FFP1

MFP

Positive/Negative

@ Pin1

@ Pin1

R = 845kΩ to Vcc1,

C = 180nF to GND

I15 = –100µA,

R = 845kΩ to Vcc1,

C = 180nF to GND

0.95 1.0 1.05

–2

–

+2

µA

2.6 – 7.1 V

1.6 2.0 2.3 V

2.6 3.1 3.6 V

–

30

–

nA

300 470 700 W

20.5 23.0 25.0 ms

– 12.8 –

ms

Free Running Frame Period

FFP2

R = 408kΩ, C = 220nF – 14.3 –

ms

Frame Period Ratio

FPR

Note 1

1.7 1.8 1.9

Frame Sawtooth Gain

Vertical Frequency Drift

w/Temperature

Operating Voltage

FG

Between Pin1 and

– –0.4 –

Non–Inverting input of

the Frame Amplifier

DF

@ Pin1

∆Θ

– 4.1–3 – Hz/°C

V7

@ Pin7 w/Flyback Generator

10

–

58

V

Note 1. Frame Period Ratio = FFP

MFP

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