10

100

1000

FREQUENCY (MHz)

-9

-8

-7

-6

-5

-4

-3

-2

-1

0

1

VS = ±5V

AV = 2V/V

VOUT = 0.5 VPP

VOUT = 1 VPP

VOUT = 2 VPP

VOUT = 4 VPP

10

100

1000

FREQUENCY (MHz)

-9

-8

-7

-6

-5

-4

-3

-2

-1

0

1

VS = ±5V

VOUT = 2 VPP

AV = 1, RF = 1.5 k:

AV = 2, RF = 575:

AV = 6, RF = 300:

AV = 10, RF = 180:

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LMH6570

SNCS104D – APRIL 2005 – REVISED DECEMBER 2014

LMH6570 2:1 High Speed Video Multiplexer

1 Features

3 Description

The

LMH6570

is

a

high

performance

analog

1

•

500 MHz, 500 mVPP, −3 dB Bandwidth, AV=2

multiplexer optimized for professional grade video

•

400 MHz, 2VPP, −3 dB Bandwidth, AV=2

and

other

high

fidelity,

high

bandwidth

analog

•

8 ns Channel Switching Time

applications. The output amplifier selects one of two

buffered input signals based on the state of the SEL

•

70 dB Channel to Channel Isolation @ 10 MHz

pin. The LMH6570 provides a 400 MHz bandwidth at

•

0.02%, 0.05° Diff. Gain, Diff. Phase

2-VPP output signal levels. Multimedia and high

•

0.1 dB Gain Flatness to 150 MHz

definition television (HDTV) applications can benefit

from the 0.1-dB bandwidth of 150 MHz and the 2200-

•

2200 V/

μs Slew Rate

V/

μs slew rate of LMH6570.

•

Wide Supply Voltage Range: 6 V (±3 V) to 12 V

(±6 V)

The LMH6570 supports composite video applications

with its 0.02% and 0.05° differential gain and phase

•

−68 dB HD2 @ 5 MHz

errors for NTSC and PAL video signals while driving

•

−84 dB HD3 @ 5 MHz

a single, back terminated 75-

Ω load. An 80-mA linear

output current is available for driving multiple video

2 Applications

load applications.

•

Video Router

The LMH6570 gain is set by external feedback and

•

Multi Input Video Monitor

gain set resistors for maximum flexibility.

•

Instrumentation / Test Equipment

The LMH6570 is available in the 8-pin SOIC

•

Receiver IF Diversity Switch

package.

•

Multi Channel A/D Driver

Device Information(1)

•

Picture in Picture Video Switch

PART NUMBER

PACKAGE

BODY SIZE (NOM)

LMH6570

SOIC (8)

4.9 mm × 3.90 mm

(1) For all available packages, see the orderable addendum at

the end of the data sheet.

Frequency Response vs. Gain

Frequency Response vs. VOUT

1

An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,

intellectual property matters and other important disclaimers. PRODUCTION DATA.