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DAC8728 Datasheet(PDF) 9 Page - Texas Instruments

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Part # DAC8728
Description  Octal, 16-Bit, Low-Power, High-Voltage Output, Parallel Input DIGITAL-TO-ANALOG CONVERTER
PDF  52 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

DAC8728 Datasheet(HTML) 9 Page - Texas Instruments

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An og
al
Monit r
o
ToDAC-0,DAC-1,
DAC-2,DAC-3
ToDAC-0,DAC-1,
DAC-2,DAC-3
ToDAC-4,DAC-5,DAC-6,DAC-7
DAC8728
OFFSET-B
AGND-B
V
OUT-7
V
MON
OFFSET-A
AGND-A
REF-B
Reference
BufferB
InternalTrimming
Zero/Gain;INL
Reference
BufferA
OFFSET
DACA
OFFSET
DACB
DAC-0
Latch-0
Power-Up/
Power-Down
Control
(SameFunctionBlocks
forAllChannels)
REF-A
LDAC
RST
RSTSEL
LDAC
CLR
USB/BTC
BUSY
GPIO
D15
D0
CS
R/W
IOV
DD
DGND
DV
DD
AV
DD
AV
SS
V
-0
OUT
V
-7
OUT
RefBufferA
RefBufferB
OFFSET-B
Command
Registers
InputData
Register0
Correction
Engine
(WhenCorrectionEngineDisabled)
DAC-0
Data
UserCalibration:
ZeroRegister0
GainRegsiter0
V
-0
OUT
A4
A0
DAC8728
www.ti.com
SBAS466A – JUNE 2009 – REVISED NOVEMBER 2009
ELECTRICAL CHARACTERISTICS: Single-Supply (continued)
All specifications at TA = TMIN to TMAX, AVDD = +32V, AVSS = 0V, DVDD = +5V, REF-A and REF-B = +5V, gain = 6, AGND-x =
DGND = 0V, and OFFSET-A = OFFSET-B = AGND, unless otherwise noted.
DAC8728
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNIT
POWER SUPPLY
AVDD
+9
+36
V
DVDD
+2.7
+5.5
V
IOVDD
+1.7
DVDD
V
Normal operation, midscale code, output unloaded
4.5
7
mA
AIDD
Power down, output unloaded
35
µA
Normal operation
75
μA
DIDD
Power down
35
μA
Normal operation, VIH = IOVDD, VIL = DGND
5
μA
IOIDD
Power down, VIH = IOVDD, VIL = DGND
5
μA
Power dissipation
Normal operation
144
224
mW
TEMPERATURE RANGE
Specified performance
–40
+105
°C
FUNCTIONAL BLOCK DIAGRAM
Figure 1. Functional Block Diagram
Copyright © 2009, Texas Instruments Incorporated
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