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DAC7644E Datasheet(PDF) 1 Page - Texas Instruments

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Part # DAC7644E
Description  16-Bit, Quad Voltage Output DIGITAL-TO-ANALOG CONVERTER
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

DAC7644E Datasheet(HTML) 1 Page - Texas Instruments

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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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