Datasheet LT6550, LT6551 (Analog Devices)
| Fabricante | Analog Devices |
| Descripción | 3.3V Triple and Quad Video Amplifiers |
| Páginas / Página | 16 / 1 — FEATURES. DESCRIPTIO. Single Supply Operation from 3V to 12.6V. Small … |
| Formato / tamaño de archivo | PDF / 311 Kb |
| Idioma del documento | Inglés |
FEATURES. DESCRIPTIO. Single Supply Operation from 3V to 12.6V. Small (3mm. 5mm) MSOP 10-Lead Package
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LT6550/LT6551 3.3V Triple and Quad Video Amplifiers
U FEATURES DESCRIPTIO
■
Single Supply Operation from 3V to 12.6V
The LT®6550/LT6551 are 3.3V triple and quad high speed ■
Small (3mm
×
5mm) MSOP 10-Lead Package
video amplifiers. These voltage feedback amplifiers drive ■
Internal Resistors for a Gain of Two
double terminated 50Ω or 75Ω cables and are configured ■ 340V/µs Slew Rate for a fixed gain of 2, eliminating six or eight external gain ■ 110MHz –3dB Bandwidth setting resistors. The LT6550/LT6551 feature 110MHz ■ 30MHz Flat to 0.25dB –3dB bandwidth, high slew rates and fast settling, making ■ 3% Settling Time: 20ns them ideal for RGB video processing. ■ Input Common Mode Range Includes Ground The LT6551 quad is designed for single supply operation ■ Rail-to-Rail Output and the LT6550 triple can be used on either single or split ■ High Output Drive: 60mA supplies. On a single 3.3V supply, the input voltage range ■ Operating Temperature Range: – 40°C to 85°C extends from ground to 1.55V and the output swings to ■ 24-Bit RGB
U
within 400mV of the supply voltage while driving a 150Ω
APPLICATIO S
load. These features, combined with the ability to accept RGB video signals without the need for AC coupling or ■ Automotive Displays level shifting of the incoming signals, make the LT6550/ ■ LCD and CRT Compatible LT6551 an ideal choice for low voltage video applications. ■ RGB Amplifiers Both the LT6550 and LT6551 are available in the small ■ Coaxial Cable Drivers 10-Pin MSOP package and utilize a flow-thru pin out. The ■ Low Voltage High Speed Signal Processing small footprint results in a compact high performance ■ Set Top Boxes video amplifier solution. , LTC and LT are registered trademarks of Linear Technology Corporation. All other trademarks are the property of their respective owners.
U TYPICAL APPLICATIO 3.3V Single Supply LT6551 RGB Plus SYNC Cable Driver
LT6551 450Ω 450Ω RIN
Output Step Response
3.3V 75Ω – OA + R 75Ω OUT 450Ω 450Ω G V IN 75Ω OUT 75Ω – OA + G 75Ω OUT 450Ω 450Ω BIN 75Ω 75Ω – OA 0V + B 75Ω OUT VIN 450Ω 450Ω SYNCIN 75Ω 0V 6550/51 TA01b 75Ω V – S = 3.3V OA VIN = 0.5V TO 1.25V + 75Ω f = 10MHz GND SYNCOUT 75Ω 6551 TA01a 65501fa 1
U FEATURES DESCRIPTIO
■
Single Supply Operation from 3V to 12.6V
The LT®6550/LT6551 are 3.3V triple and quad high speed ■
Small (3mm
×
5mm) MSOP 10-Lead Package
video amplifiers. These voltage feedback amplifiers drive ■
Internal Resistors for a Gain of Two
double terminated 50Ω or 75Ω cables and are configured ■ 340V/µs Slew Rate for a fixed gain of 2, eliminating six or eight external gain ■ 110MHz –3dB Bandwidth setting resistors. The LT6550/LT6551 feature 110MHz ■ 30MHz Flat to 0.25dB –3dB bandwidth, high slew rates and fast settling, making ■ 3% Settling Time: 20ns them ideal for RGB video processing. ■ Input Common Mode Range Includes Ground The LT6551 quad is designed for single supply operation ■ Rail-to-Rail Output and the LT6550 triple can be used on either single or split ■ High Output Drive: 60mA supplies. On a single 3.3V supply, the input voltage range ■ Operating Temperature Range: – 40°C to 85°C extends from ground to 1.55V and the output swings to ■ 24-Bit RGB
U
within 400mV of the supply voltage while driving a 150Ω
APPLICATIO S
load. These features, combined with the ability to accept RGB video signals without the need for AC coupling or ■ Automotive Displays level shifting of the incoming signals, make the LT6550/ ■ LCD and CRT Compatible LT6551 an ideal choice for low voltage video applications. ■ RGB Amplifiers Both the LT6550 and LT6551 are available in the small ■ Coaxial Cable Drivers 10-Pin MSOP package and utilize a flow-thru pin out. The ■ Low Voltage High Speed Signal Processing small footprint results in a compact high performance ■ Set Top Boxes video amplifier solution. , LTC and LT are registered trademarks of Linear Technology Corporation. All other trademarks are the property of their respective owners.
U TYPICAL APPLICATIO 3.3V Single Supply LT6551 RGB Plus SYNC Cable Driver
LT6551 450Ω 450Ω RIN
Output Step Response
3.3V 75Ω – OA + R 75Ω OUT 450Ω 450Ω G V IN 75Ω OUT 75Ω – OA + G 75Ω OUT 450Ω 450Ω BIN 75Ω 75Ω – OA 0V + B 75Ω OUT VIN 450Ω 450Ω SYNCIN 75Ω 0V 6550/51 TA01b 75Ω V – S = 3.3V OA VIN = 0.5V TO 1.25V + 75Ω f = 10MHz GND SYNCOUT 75Ω 6551 TA01a 65501fa 1