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DAC8760IPWPR Datasheet(PDF) 1 Page - Texas Instruments

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No. de Pieza. DAC8760IPWPR
Descripción  Single-Channel, 12- and 16-Bit Programmable Current Output and Voltage Output Digital-to-Analog Converter for 4-mA to 20-mA Current Loop Applications
Descarga  6 Pages
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Fabricante  TI [Texas Instruments]
Página de inicio  http://www.ti.com
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DAC8760IPWPR Datasheet(HTML) 1 Page - Texas Instruments

   
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DAC
GND
DAC7760
DAC8760
AV
DD
DV
DD-EN
AV
SS
DV
DD
Pre-
Conditioning
Current
Source
I
ENABLE
ISET-R
I
GAIN
V
GAIN
V
ENABLE
Current Output Stage
Voltage Output Stage
Watchdog
Timer
Slew Rate
Control
User Calibration
Gain/Offset
Register
DAC Input
Register
Thermal
Shutdown
Internal
Reference
CMP
V
SENSE
+V
SENSE
V
OUT
I
OUT
ALARM
BOOST
REFOUT
REFIN
HART
IN
LATCH
SCLK
DIN
SDO
CLR
CLR-SEL
DAC7760
DAC8760
www.ti.com
SBAS528 – JUNE 2013
Single-Channel, 12- and 16-Bit Programmable Current Output and Voltage Output
Digital-to-Analog Converter for 4-mA to 20-mA Current Loop Applications
Check for Samples: DAC7760, DAC8760
1
FEATURES
DESCRIPTION
The DAC7760 and DAC8760 are low-cost, precision,
23
Output Current: 4 mA to 20 mA;
fully-integrated, 12-bit and 16-bit digital-to-analog
0 mA to 20 mA; 0 mA to 24 mA
converters
(DACs)
designed
to
meet
the
Voltage Output:
requirements
of
industrial
process
control
0 V to 5 V; 0 V to 10 V; ±5 V; ±10 V
applications. The output can be programmed as a
current output with a range of 4 mA to 20 mA, 0 mA
0 V to 5.5 V; 0 V to 11 V; ±5.5 V; ±11 V
to 20 mA, or 0 mA to 24 mA; or the output can be
(10% Overrange)
programmed as a voltage output with a range of 0 V
±0.1% FSR Total Unadjusted Error (TUE) Max
to 5 V, 0 V to 10 V, ±5 V, or ±10 V, with a 10%
DNL: ±1 LSB Max
overrange.
Simultaneous Voltage and Current Output
A user calibration can be performed on the zero and
gain registers to calibrate the device in the end
Internal 5-V Reference (10 ppm/°C, max)
system. The output slew rate is also programmable
Internal 4.5-V Power-Supply Generator
via register. These devices include a power-on-reset
HART® Compatible Input
function to ensure that the device powers up in a
Reliability Features:
known state (both IOUT and VOUT are disabled and in
a Hi-Z state). The CLR and CLR-SEL pins set the
CRC and Frame Error Check
voltage outputs to zero-scale or midscale and the
Watchdog Timer
current output to the low end of the range if output is
Thermal Alarm
enabled. These devices are implemented with a
HART signal interface to superimpose an external
Open, Compliance Alarm, Short Current
HART signal on the current output and can operate
Limit
with either a single +10-V to +36-V supply, or dual
On-Chip Fault Alarm
supplies of up to ±18 V. All versions are available in
Wide Temperature Range: –40°C to +125°C
both
6-mm
×
6-mm
QFN-40
and
TSSOP-24
packages.
6-mm × 6-mm QFN-40 and TSSOP-24
Packages
RELATED DEVICES
CURRENT AND
CURRENT
APPLICATIONS
RESOLUTION (Bits)
VOLTAGE OUTPUT
OUTPUT
12
DAC7760
DAC7750
4-mA to 20-mA Current Loops
16
DAC8760
DAC8750
Analog Output Modules
Programmable Logic Controllers (PLCs)
Sensors and Transducers
1
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
2
HART is a registered trademark of the HART Communication Foundation.
3
All other trademarks are the property of their respective owners.
PRODUCT PREVIEW information concerns products in the
Copyright © 2013, Texas Instruments Incorporated
formative or design phase of development. Characteristic data and
other specifications are design goals. Texas Instruments reserves
the right to change or discontinue these products without notice.


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