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DAC7644E Datasheet(PDF) 1 Page - Texas Instruments |
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DAC7644E Datasheet(HTML) 1 Page - Texas Instruments |
1 / 25 page 1 ® DAC7644 16-Bit, Quad Voltage Output DIGITAL-TO-ANALOG CONVERTER ® DAC7644 DESCRIPTION The DAC7644 is a 16-bit, quad voltage output digital- to-analog converter with guaranteed 15-bit monotonic performance over the specified temperature range. It accepts 16-bit parallel input data, has double-buffered DAC input logic (allowing simultaneous update of all DACs), and provides a readback mode of the internal input registers. Programmable asynchronous reset clears all registers to a mid-scale code of 8000 H or to a zero- scale of 0000 H. The DAC7644 can operate from a single +5V supply or from +5V and –5V supplies. Low power and small size per DAC make the DAC7644 ideal for automatic test equipment, DAC-per-pin pro- grammers, data acquisition systems, and closed-loop servo-control. The DAC7644 is available in a 48-lead SSOP package and offers guaranteed specifications over the –40 °C to +85°C temperature range. FEATURES q LOW POWER: 10mW q UNIPOLAR OR BIPOLAR OPERATION q SETTLING TIME: 10 µs to 0.003% q 15-BIT LINEARITY AND MONOTONICITY: –40 °C to +85°C q PROGRAMMABLE RESET TO MID-SCALE OR ZERO-SCALE q DATA READBACK q DOUBLE-BUFFERED DATA INPUTS APPLICATIONS q PROCESS CONTROL q CLOSED-LOOP SERVO-CONTROL q MOTOR CONTROL q DATA ACQUISITION SYSTEMS q DAC-PER-PIN PROGRAMMERS © 1999 Burr-Brown Corporation PDS-1535B Printed in U.S.A. November, 1999 International Airport Industrial Park • Mailing Address: PO Box 11400, Tucson, AZ 85734 • Street Address: 6730 S. Tucson Blvd., Tucson, AZ 85706 • Tel: (520) 746-1111 Twx: 910-952-1111 • Internet: http://www.burr-brown.com/ • Cable: BBRCORP • Telex: 066-6491 • FAX: (520) 889-1510 • Immediate Product Info: (800) 548-6132 DAC7644 DAC A DAC Register A Input Register A I/O Buffer Control Logic DAC B DAC Register B Input Register B DAC C DAC Register C Input Register C DAC D DAC Register D Input Register D VREFL AB VREFH AB VREFH AB Sense VREFL AB Sense VOUTD VOUTC VOUTB VOUTA VOUTB Sense VREFL CD VREFH CD RST LOADDACS A1 A0 CS R/W DATA I/O 16 RSTSEL AGND DGND VOUTC Sense VOUTD Sense VOUTA Sense VCC VSS VDD DAC7644 VREFL CD Sense VREFH CD Sense For most current data sheet and other product information, visit www.burr-brown.com SBAS121 |
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