GT4124 datasheet(2/5 Pages) GENNUM

Part #	GT4124

Description	GT4124 Video Multiplier with Strobed DC Restore

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Manufacturer	GENNUM [Gennum Corporation]

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PARAMETER

VALUE/UNITS

Supply Voltage (V

S

)

± 13.5 V

Operating Temperature Range

0

° C ≤ T

A ≤

70

° C

Storage Temperature Range

-65

° C ≤ T

S ≤

150

° C

Lead Temperature (Soldering, 10 Sec)

260

° C

Differential Video Input Voltage

±5 V

Strobe Input Voltage

V

EE

¯

≤ V

CLAMP

≤ V

CC

ABSOLUTE MAXIMUM RATINGS

TOP VIEW

20

PIN 1

10

11

+IN B

-IN A

+IN A

GND

C

OS1

+V

S

C

OS2

-V

S

C

HOLD

R

EXT

PIN CONNECTIONS

V

CONT

V

REF

-IN B

OUTPUT

CLAMP

REF

CLAMP

SIG

Supply Voltage

± V

S

Operating Range

± 9

± 10

± 12

volts

POWER

Supply Current (pos)

I

+

R

EXT

= 1 k

Ω

-24

28

mA

SUPPLIES

Supply Current (neg)

I

-

R

EXT

= 1 k

Ω

-18

20

mA

Small Signal Bandwidth

BW

at

± 0.1 dB V

SIG

= 150 mVp-p

25

30

-

MHz

Full Power Bandwidth

BW

at -3.0 dB V

SIG

= 1 V p-p

20

25

-

MHz

Frequency Response

DC - 10 MHz

-

± 0.05

-

dB

Differential Gain

∂g

V

IN

= 40 IRE at 3.58 MHz

-

0.01

0.03

%

Differential Phase

∂p

V

IN

= 40 IRE at 3.58 MHz

-

0.01

0.03

degrees

SIGNAL

Signal to Noise

S/N

V

SIG

= 1 volt, BW = 5 MHz

64

70

-

dB

CHANNEL

Gain - open loop

A

OL

100 kHz (ß = 0%)

54

60

66

dB

Gain - closed loop

A

CL

100 kHz (ß = 100%)

-0.01

-0.005

-

dB

Phase Delay

td

SIG

--

10

ns

Off Isolation & Crosstalk

V

A or B

/V

O

ƒ

SIG

= 5 MHz (see note 1)

80

85

-

dB

V

C

/V

A or B

ƒ

SIG

= 5 MHz (see note 2)

90

95

-

dB

Bandwidth

BW

at

± 0.1 dB V

SIG

= 150 mVp-p

25

30

-

MHz

CONTROL

Phase Delay

t

d CONT

--

10

ns

CHANNEL

Linearity

-1

-

%

Control Breakthrough

V

CONT

= 0-1 V ƒ = 1-10 MHz

-

-55

-50

dB

Crossfade Balance

V

CONT

= 0-1 V ƒ = 3.58 MHz

-

3

5

mVpp

Control Range

V

CONT

-5

-

+5

V

Strobe Pulse Width

500

1000

-

ns

Strobe Level

V

INHI

2.0

-

V

INLO

-

0.8

V

Clamp Accuracy

-

± 1

± 2mV

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

ELECTRICAL CHARACTERISTICS +V

S

= -V

S

=10V, 0

°C ≤ T

A ≤

70

°C unless otherwise shown

STROBE

20 PIN DIP / SOIC

COMP

S-1

S-2

Notes:

1.

V

A or B

= 1 Vp-p output taken from OUTPUT

2.

V

CONT

= 1 Vp-p output taken from V

A

or V

B

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