AD781SQ Analog Devices Inc, AD781SQ Datasheet
AD781SQ
Specifications of AD781SQ
Available stocks
Related parts for AD781SQ
AD781SQ Summary of contents
Page 1
...
Page 2
AD781–SPECIFICATIONS DC SPECIFICATIONS ( MIN Parameter SAMPLING CHARACTERISTICS Acquisition Time 10 V Step to 0.01 Step to 0.1% Small Signal Bandwidth Full Power Bandwidth HOLD CHARACTERISTICS Effective Aperture Delay (25 C) Aperture Jitter (25 C) Hold ...
Page 3
... C 1 Model +300 C 195 mW AD781JN AD781AN – +85 C AD781SQ – +125 C NOTES 1 For details on grade and package offerings screened in accordance with MIL-STD-883, refer to the Analog Devices Military Products Databook or current AD781/883B data sheet Plastic DIP Cerdip. –3– = –12 V 10%, C ...
Page 4
AD781 V– 100 1k 10k 100k 1M FREQUENCY – Hz Power Supply Rejection Ratio vs. Frequency 200 150 100 50 0 –50 –100 –150 –200 –10 –5 0 ...
Page 5
DEFINITIONS OF SPECIFICATIONS Acquisition Time—The length of time that the SHA must remain in the sample mode in order to acquire a full-scale input step to a given level of accuracy. Small Signal Bandwidth—The frequency at which the held output ...
Page 6
AD781 DYNAMIC PERFORMANCE The AD781 is compatible with 12-bit A-to-D converters in terms of both accuracy and speed. The fast acquisition time, fast hold settling time and good output drive capability allow the AD781 to be used with high speed, ...
Page 7
A-to-D converter. Figure 4 illustrates the recommended decoupling and grounding practice. NOISE CHARACTERISTICS Designers of data conversion circuits must also consider ...
Page 8
AD781 AD781 TO AD674 INTERFACE Figure 9 shows a typical data acquisition circuit using the AD781, a high linearity, low aperture jitter SHA and the AD674 a 12-bit high speed ADC. The time between the AD674 status line going high ...