ad394td/883b Analog Devices, Inc., ad394td/883b Datasheet
ad394td/883b
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ad394td/883b Summary of contents
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... DAC's reference (V REFIN 6. The AD394TD features guaranteed accuracy and linearity over the −55°C to +125°C temperature range. One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A. Tel: 781.329.4700 Fax: 781.326.8703 © 2004 Analog Devices, Inc. All rights reserved. AD394 ). www.analog.com ...
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AD394 TABLE OF CONTENTS Specifications..................................................................................... 3 Absolute Maximum Ratings............................................................ 5 ESD Caution.................................................................................. 5 Pin Configuration and Functional Block Diagram...................... 6 Theory of Operation ........................................................................ 7 Multiplying Mode......................................................................... 7 Data and Control Signal Format ................................................ 7 Timing............................................................................................ 8 REVISION HISTORY 9/04–Rev. ...
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... Digital-to-Analog Glitch Impulse Crosstalk 7 Digital Input (Static) 8 Reference POWER REQUIREMENTS 9 Supply Voltage Current (All Digital Inputs −V S Power Dissipation AD394TD and AD394TD/883B Min Typ 2.4 0 ±4 ±V REFIN 5 ±0.025 ±0.012 ±0.012 ±1/8 ±1/4 ±1/4 MONOTONICITY GUARANTEED ...
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... Reference crosstalk is defined as the change in any one output as a result of any other output being driven from V of varying the amplitude of the reference signal. 9 The AD394 can be used with supply voltages as low as ±11.4 V. See AD394TD and AD394TD/883B Min Typ 0.002 0.0025 −55 − ...
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ABSOLUTE MAXIMUM RATINGS Table 2. Parameter Rating +V to DGND −0 + −V to DGND − +0 Digital Inputs (Pins 1-16) to DNGD −0 DGND ±25 ...
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AD394 PIN CONFIGURATION AND FUNCTIONAL BLOCK DIAGRAM Figure 3. Pin Configuration Figure 4. Functional Block Diagram (Bipolar) Rev Page ...
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THEORY OF OPERATION The AD394 quad DAC provides four-quadrant multiplication hybrid IC comprised of four, monolithic, 12-bit, CMOS, multiplying DACs and eight precision output amplifiers. Each of the four independent-buffered channels has an independent reference input capable ...
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AD394 TIMING The AD394 control signal timing is very straightforward. CS1 – CS4 must maintain a minimum pulse width of at least 400 ns for a desired operation to occur. When loading data from a bus into a 12-bit wide ...
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Figure 9. Use of Subtracter Amplifier to Preserve Accuracy OPERATION FROM ±12 V SUPPLIES The AD394 may be used with ±12 V ±5% power supplies if certain conditions are met. The most important limitation is the output swing available from ...
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AD394 8-Bit Processors The circuit of Figure 13 shows the general principles for connecting the AD394 to an 8-bit data bus. The 74LS244 buffers the data bus; its outputs are enabled when the DAC address appears on the address bus. ...
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OR’ed with LED indicators as shown. The test limits for each comparator are programmed by the AD394 V outputs. When the output of the device under testing is within the limits, both comparators are off and D1 lights. If the ...
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... Note: Squared Corner and Dot in Shaded Area Indicate Pin 1. ORDERING GUIDE Model Temperature Range AD394TD −55°C to +125°C AD394TD/883B −55°C to +125°C © 2004 Analog Devices, Inc. All rights reserved. Trademarks and registered trademarks are the property of their respective owners. 1.575 (40.01) MAX ...