The World Leader in High Performance Signal Processing Solutions

Analog Video Transmission over Unshielded Twisted Pair (UTP)

March 2011

2

Complete Solution for Video over UTP

Long Distance

(0m-300m)

High Performance

R

G

B

Vid

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rce

ADV322xX-point

AD8003 Video Amp

AD8123 Equalizer

AD8146/47/48 Driver

AD8120 Delay Line

AD8143/45 Receiver

MediumDistance

(0m-200m)

Low Cost

R

G

B

Vid

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rce

AD817xX-point

AD8003 Video Amp

AD8124 Equalizer

AD8141/42 Driver

AD8120 Delay Line

3

Complete Solution for Video over UTP Short Distance (30m) – Dongles Most economical ICs

No equalizer or delay compensation, only driver and receiver

Powered from USB of PC Works from 10m to 30m without

customer adjustment Complete Reference Design

Materials Available

1080p

Vid

eo

So

urc

eR

G

B

AD8145 Receiver

AD8148 Driver

4

Drivers

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B

Vid

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ou

rce

ADV322xX-point

AD8003 Video Amp

AD8123 Equalizer

AD8146/47/48 Driver

AD8120 Delay Line

AD8143/45 Receiver

R

G

B

Vid

eo S

ou

rce

AD817xX-point

AD8003 Video Amp

AD8124 Equalizer

AD8141/42 Driver

AD8120 Delay Line

Long Distance

(0m-300m)

High Performance

MediumDistance

(0m-200m)

Low Cost

5

Low Cost UTP Drivers- AD8141 & AD8142

KEY FEATURES Low cost triple differential driver

85 MHz, 0.1 dB flatness with 100ohm load 1200 V/µs slew rate 8.5ns settling time to 1% 225 MHz, −3 dB large signal bandwidth 265 MHz, −3 dB small signal bandwidth

Fixed gain of 2 Differential-to-differential or single-

ended-to-differential operation Low Power: 225mW with +5V or ±2.5V

supplies High-Z output when disabled AD8142 has internal sync-on-common-

mode processing Internal common-mode feedback

network Output balance error (-50dB @ 50 MHz) Available in 24-ld 4 mm × 4 mm LFCSP Sampling Now – Releasing May 2011

Key Benefit Delivers low cost, high resolution video

performance

Budgetary Price @ 1kTemp

$1.65-40°C – +85°C

AD8141

AD8142

NEW

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High-Speed Triple UTP DriversAD8146, AD8147 & AD8148KEY FEATURES AD8146

700MHz 2Vp-p BW 3000V/us slew rate G=2 uncommitted common-mode

AD8147 600MHz 2Vp-p BW 3000V/us slew rate G=2 sync-on-common-mode

AD8148 700MHz 2Vp-p BW 3000V/us slew rate G=4 sync-on-common-mode

Excellent Phase and Gain Balance -50 dB @ 50 MHz Reduced EMI Interference

Low Power 57 mA for all three drivers

Wide Supply Voltage Range 4.5 V to 10 V

Output Pull-down for line isolation

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Key Benefit Ideal for Differential Line Driving

Up to UXGA RGB resolution

Temp Budgetary Price @ 1k

-40°C – 85°C $ 2.89-$3.09

AD8147

7

Receivers

Long Distance

(0m-300m)

High Performance

R

G

B

Vid

eo S

ou

rce

ADV322xX-point

AD8003 Video Amp

AD8123 Equalizer

AD8146/47 Driver

AD8120 Delay Line

AD8143/45 Receiver

Vid

eo

So

urc

e

R

G

B

AD8145 Receiver

AD8148 Driver

ShortDistance(0m-30m)

8

AD8143 and AD8145 Triple UTP Receivers for RGB Video

KEY FEATURES AD8143

160 MHz -3dB BW, 2Vp-p, G=1 1000 V/µs Slew rate Wide Input Common Mode Range

± 10.5 V (± 12 V supplies) AD8145

500 MHz -3dB BW, 2Vp-p, G=1 2000V/us Slew rate Input Common Mode Range

± 3.8 V (± 5V supplies) High CMRR

69 dB @ 10 MHz Large Differential Input Impedance

5 MΩ User Adjustable Gain 2 Uncommitted comparators for sync

extraction, etc. Low Offset:

± 3.4 mV 5 mm x 5mm 32 lead LFCSP package Temp Budgetary Price @ 1k

-40°C – 85°C $ 2.55

Key Benefit Ideal for Differential Line Reception

RGB Video

9

Equalizers

High Performance

Long Distance

(0m-300m)

R

G

B

Vid

eo S

ou

rce

ADV322xX-point

AD8003 Video Amp

AD8123 Equalizer

AD8146/47 Driver

AD8120 Delay Line

AD8143/45 Receiver

Low Cost

MediumDistance

(0m-200m)

R

G

B

Vid

eo S

ou

rce

AD817xX-point

AD8003 Video Amp

AD8124 Equalizer

AD8141/42 Driver

AD8120 Delay Line

AD8124 – Triple Differential Receiver with 200m Adjustable Line Equalizer

KEY FEATURES Compensates up to 200 meters of Cat5

UTP or Coax cable for wideband video Fast rise/fall times: 8 ns with 2 V step @

200 meters of UTP cable 37 dB peak gain at 100 MHz

Three adjustment pins to optimize response for variation in cable length and cable type High frequency peaking adjustment (VPEAK) Broadband flat gain adjustment (VGAIN) Pole location adjustment pin (VPOLE)

DC output offset adjust (VOFFSET) Two on-chip comparators

Can be used for common-mode sync extraction

40-lead 6 mm × 6 mm LFCSP package Released!!!

Key Benefit

Provides a competitive 200m (650 ft) solution

Price @ 1kTemp

$5.95-40°C – +85°C

NEW

11

AD8123Triple UTP Receiver with Adjustable Line Equalization

KEY FEATURES UXGA resolution real time video @ 300m

of Cat5 cable Compensates for UTP or Coax/VGA cable

losses Fast rise and fall times

4.9ns w/ 2V step @ 150 meters of UTP cable 8.0ns w/ 2V step @ 300 meters of UTP cable

55 dB peak gain at 100 MHz Two frequency response gain adjustment

pins High frequency peaking adjustment (VPEAK) Broadband flat gain adjustment (VGAIN)

Pole location adjustment pin (VPOLE) Compensates for variations between cables

Output Offset Adjust (VOFFSET) Differential or Single-ended Input Comparators for sync extraction 40-lead 6 x 6 mm LFCSP package

Key Benefit Ideal for Equalization of Video Signals over

long Cat-5 (RGB) or Coaxial/VGA cables

Budgetary Price @ 1kTemp

$ 7.79-40°C – +85°C

12

Delay Line

High Performance

Long Distance

(0m-300m)

R

G

B

Vid

eo S

ou

rce

ADV322xX-point

AD8003 Video Amp

AD8123 Equalizer

AD8146/47 Driver

AD8120 Delay Line

AD8143/45 Receiver

Low Cost

MediumDistance

(0m-200m)

R

G

B

Vid

eo S

ou

rce

AD817xX-point

AD8003 Video Amp

AD8124 Equalizer

AD8141/42 Driver

AD8120 Delay Line

13

AD8120Triple Skew-Compensating Video Delay Line for UTP

KEY FEATURES Independent R, G, and B delay control Delay up to 50ns per ch w/ 0.8ns steps High speed

200MHz BW @ VOUT=1.4V p-p and 0ns delay 150MHz BW @ VOUT=1.4V p-p and 50ns delay

Excellent channel-to-channel matching 30 mV offset matching RTI 0.8% gain matching

Low output offset ±30 mV RTI (No offset correction required)

Low power: 400mW with ±5V supplies Drives 4 double-terminated video loads Digital and analog delay control

6-bit SPI bus I2C bus Analog voltage control

Fixed gain of +2 32-lead, 5 mm × 5 mm LFCSP

Key Benefit Ideal for Correcting the skew delay of Video

Signals over long UTP cables (RGB)

Budgetary Price @ 1kTemp

$ 14.75-40°C – +85°C