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Datasheet LT6557 (Analog Devices)

ПроизводительAnalog Devices
Описание500MHz, 2200V/µs Gain of 2, Single Supply Triple Video Amplifier with Input Bias Control
Страниц / Страница12 / 1 — FEATURES. DESCRIPTION. –3dB Small-Signal Bandwidth: 500MHz. –3dB 2VP-P …
Формат / Размер файлаPDF / 615 Кб
Язык документаанглийский

FEATURES. DESCRIPTION. –3dB Small-Signal Bandwidth: 500MHz. –3dB 2VP-P Large-Signal Bandwidth: 400MHz. Slew Rate: 2200V/µs

Datasheet LT6557 Analog Devices

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LT6557 500MHz, 2200V/µs Gain of 2, Single Supply Triple Video Amplifi er with Input Bias Control
FEATURES DESCRIPTION

–3dB Small-Signal Bandwidth: 500MHz
The LT®6557 is a high speed triple video amplifi er with an ■
–3dB 2VP-P Large-Signal Bandwidth: 400MHz
internal fi xed gain of 2 and a programmable DC input bias ■
Slew Rate: 2200V/µs
voltage. This amplifi er features a 400MHz 2VP-P signal ■
Fixed Gain of 2, No External Resistors Required
bandwidth, 2200V/µs slew rate and a unique ability to ■
AC Coupling with Programmable DC Input Bias
drive heavy output loads to 0.8V of the supply rails, mak- ■
Output Swings to 0.8V of Supply Rails
ing the LT6557 ideal for a single 5V supply, wideband video ■
Full Video Swing with 5V Single Supply
application. With just one resistor, the inputs of all three ■ Diff Gain: 0.02% amplifi ers can be programmed to a common voltage level, ■ Diff Phase: 0.05° simplifying and reducing the need for external circuitry in ■ Enable/Shutdown Pin the AC-coupled applications. Without the programmable ■ High Output Current: ±100mA resistor, the input bias circuit becomes inactive, allowing the ■ Supply Range: 3V to 7.5V use of an external clamp circuit or direct coupled input. ■ Operating Temperature Range: –40°C to 85°C The LT6557 has separate power supply and ground pins for ■ Available in 16-Lead SSOP and 5mm × 3mm DFN each amplifi er to improve channel separation and to ease Packages power supply bypassing. The LT6557 provides uncom- promised performance in many high speed applications
APPLICATIONS
where a low voltage, single supply is required. ■ LCD Video Projectors The LT6557 is available in 16-lead SSOP and 5mm × 3mm ■ RGB HD Video Amplifi ers DFN packages. ■ Coaxial Cable Drivers , LT, LTC and LTM are registered trademarks of Linear Technology Corporation. ■ Low Supply ADC Drivers All other trademarks are the property of their respective owners.
TYPICAL APPLICATION AC-Coupled Triple Video Driver
EN BCV
Fast Large-Signal Transient Response
LT6557 GND V+ 5V 412Ω 22µF IN R 220µF IN R + OUT R 75Ω – 75Ω 500Ω GND R 500Ω 75Ω V+ R 5V 22µF IN G 220µF IN G + OUT G 75Ω – 75Ω 500Ω GND G 500Ω 75Ω V+ G 5V 22µF IN B 220µF IN B + OUT B 75Ω – 75Ω 500Ω GND B 500Ω 75Ω V+ B 5V 6557 TA01a 6557fa 1
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