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DAC7641 Datasheet

  • DAC7641

  • 16-Bit, Voltage Output DIGITAL-TO-ANALOG CONVERTER

  • 18頁

  • BB

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DAC
764
1
DAC7641
For most current data sheet and other product
information, visit www.burr-brown.com
16-Bit, Voltage Output
DIGITAL-TO-ANALOG CONVERTER
FEATURES
q
LOW POWER: 2.5mW
q
UNIPOLAR OR BIPOLAR OPERATION
q
SETTLING TIME: 10
s to 0.003%
q
15-BIT LINEARITY AND MONOTONICITY:
鈥?0
C to +85
C
q
PROGRAMMABLE RESET TO MID-SCALE
OR ZERO-SCALE
q
DATA READBACK
q
DOUBLE-BUFFERED DATA INPUTS
DESCRIPTION
The DAC7641 is a 16-bit, voltage output digital-to-
analog converter (DAC) with guaranteed 15-bit mono-
tonic performance over the specified temperature range.
It accepts 16-bit parallel input data, has double-buffered
DAC input logic (allowing asynchronous update), 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 DAC7641 can operate from a single +5V supply or
from +5V and 鈥?V supplies.
Low power and small size per DAC make the DAC7641
ideal for automatic test equipment, DAC-per-pin
programmers, data acquisition systems, and closed-
loop servo-control. The DAC7641 is available in a
TQFP-32 package, and offers guaranteed specifica-
tions over the 鈥?0擄C to +85擄C temperature range.
APPLICATIONS
q
PROCESS CONTROL
q
ATE PIN ELECTRONICS
q
CLOSED-LOOP SERVO-CONTROL
q
MOTOR CONTROL
q
DATA ACQUISITION SYSTEMS
q
DAC-PER-PIN PROGRAMMERS
V
DD
V
SS
V
CC
V
REF
L
Sense
V
REF
L
V
REF
H
V
REF
H
Sense
16
DATA I/O
I/O
Buffer
Input
Register
DAC
Register
DAC
V
OUT
V
OUT
Sense
CS
R/W
Control
Logic
DAC7641
AGND
DGND
RST
RSTSEL
LDAC
International Airport Industrial Park 鈥?Mailing Address: PO Box 11400, Tucson, AZ 85734 鈥?Street Address: 6730 S. Tucson Blvd., Tucson, AZ 85706 鈥?Tel: (520) 746-1111
Twx: 910-952-1111 鈥?Internet: http://www.burr-brown.com/ 鈥?Cable: BBRCORP 鈥?Telex: 066-6491 鈥?FAX: (520) 889-1510 鈥?Immediate Product Info: (800) 548-6132
漏 2000 Burr-Brown Corporation
PDS-1532A
1
DAC7641
Printed in U.S.A. June, 2000

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