GS4982-CTA(1996) 查看數據表（PDF） - Gennum -> Semtech

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GS4982-CTA
(Rev.:1996)

Video Sync Separators with 50% Sync Slicing

Gennum -> Semtech 

ABSOLUTE MAXIMUM RATINGS

PARAMETER

VALUE/UNITS

Supply Voltage

+13.5 V

Operating Temperature Range

0°C ≤ TA ≤ 70°C

Storage Temperature Range

-65°C ≤ TS ≤150°C

Lead Temperature (soldering, 10 seconds)

260°C

CAUTION

ELECTROSTATIC

SENSITIVE DEVICES

DO NOT OPEN PACKAGES OR HANDLE

EXCEPT AT A STATIC-FREE WORKSTATION

ELECTRICAL CHARACTERISTICS VCC = 5 V, RSET = 227 kΩ, TA = 25° C, CL=15 pF unless otherwise specified.

PARAMETER

CONDITIONS

MIN TYP

POWER

SUPPLIES

Supply Voltage

Supply Current

Outputs at Logic 1

4.5

5.0

-

6

Signal Level

Nosync Recovery Current

VCC = 5 V

0.5

-

23

30

VIDEO

INPUT

Delay to Nosync Recovery

Sync Tip Clamp Voltage

70

-

-

1.55

Source Impedance

-

-

Color Burst Filter

Attenuation at 3.58 MHz

12

15

Sync Slice Level

Input Amplitude 0.5 to 2.0 Vp-p

45

50

COMPOSITE

SYNC

OUTPUT

(GS4882)

Delay from Video

Delay from Video

Temperature Stability

TA = 25° C

TA = 0° C to 70° C

150

200

-5

-

BACK

PORCH

OUTPUT

Delay

Pulse Width

VERTICAL

SYNC

OUTPUT

Pulse Width

HORIZONTAL

OUTPUT

(GS4982)

OUTPUT

MUTE

Delay from Video

Pulse Width

Probation Period

Lock Time

RSET

REFERENCE

LOGIC

OUTPUTS

R Ref. Voltage

SET

VOH

VOL

From rising edge of sync

Serrations during vertical interval

400

2.0

197. 7

525

2.5

197. 7

IOH = 40 µA

IOH = 1.6 mA

IOL = -1.6 mA

340

6.0

1.2

-

1.14

4.2

2.4

-

420

8.0

2.5

8

1.24

4.6

3.4

0.3

MAX

13.2

10

4.0

40

120

-

200

-

55

250

+5

UNITS

V

mA

V

µA

µs

V

Ω

dB

%

ns

ns

650

ns

3.2

µs

197. 7

µs

510

10.0

5

-

1.34

-

-

0.6

ns

µs

ms

lines

V

V

V

V

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