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Part Manufacturer: Analog Devices

Part Description: AD783 Complete Very High Speed Sample-and-Hold Amplifier

Part Details:

a Complete Very High Speed Sample-and-Hold Amplifier AD783* FEATURES FUNCTIONAL BLOCK DIAGRAM Acquisition Time to 0.01%: 250 ns TypicalLow Power Dissipation: 95 mWLow Droop Rate: 0.02 V/ s 1 8 VCC OUT Fully Specified and Tested Hold Mode DistortionTotal Harmonic Distortion: ­85 dB IN 2 7 S/H X1 Aperture Jitter: 50 ps Maximum COMMON 3 6 NC Internal Hold CapacitorSelf-Correcting Architecture NC 4 AD783 5 VEE 8-Pin Mini Cerdip and SOIC Packages NC = NO CONNECT PRODUCT DESCRIPTION PRODUCT HIGHLIGHTS The AD783 is a high speed, monolithic sample-and-hold 1. Fast acquisition time (250 ns), low aperture jitter (20 ps) and amplifier (SHA). The AD783 offers a typical acquisition time fully specified hold mode distortion make the AD783 an of 250 ns to 0.01%. The AD783 is specified and tested for hold ideal SHA for sampling systems. mode total harmonic distortion with input frequencies up to 2. Low droop (0.02 µV/µs) and internally compensated hold 100 kHz. The AD783 is configured as a unity gain amplifier mode error result in superior system accuracy. and uses a patented self-correcting architecture that minimizeshold mode errors and ensures accuracy over temperature. The 3. Low power (95 mW typical), complete functionality and AD783 is self-contained and requires no external components small size make the AD783 an ideal choice for a variety of or adjustments. high performance applications. The AD783 retains the held value with a droop rate of 0.02 µV/ 4. The AD783 requires no external components or adjustments. µs. Excellent linearity and hold mode dc and dynamic perfor- 5. The AD783 is an excellent choice as a front-end SHA for mance make the AD783 ideal for high speed 12- and 14-bit high speed analog-to-digital converters such as the AD671, analog-to-digital converters.

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