DAC8234SPFB ,Quad 14-Bit High Accuracy +/-16.5 V Output Serial Input Digital-To-Analog Converter 48-TQFP -40 to 105ELECTRICAL CHARACTERISTICSAll specifications at T = T to T , AV = +11V to +18V, AV = –11V to –18V, ..
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DAC8311IDCKT ,14bit, Single Channel, 80uA, 2.0V-5.5V DAC in SC70 Package 6-SC70 -40 to 125Features 3 DescriptionThe DAC8311 (14-bit) and DAC8411 (16-bit) devices1• Relative Accuracy:are low ..
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DAC8234SPFB
Quad 14-Bit High Accuracy +/-16.5 V Output Serial Input Digital-To-Analog Converter
DAC8234
DAC8234
1FEATURES
APPLICATIONSPower-Down
Control Logic
SCLK
SDI
SDO
IOVDD
RST
UNI/BIP-A
UNI/BIP-B
LDAC
GPIO-0
GPIO-1
AIN
DAC8234Reference Buffer A
VMON-0OUT
SGND-0
14-Bit DAC
SPI
Shift
Register
Input
Control
Logic
Control
Logic
DGND DVDD
DAC Register 0
Zero Register 0
Gain Register 0
AGND AVDD AVSS REF-A REFGND-A
Analog
Monitor
Reference Buffer B
REF-B REFGND-B-1FB1-1FB2-1OUT
SGND-1
14-Bit DACDAC Register 1
Zero Register 1
Gain Register 1 R-2FB1-2FB2-2OUT
SGND-2
14-Bit DACDAC Register 2
Zero Register 2
Gain Register 2 R-3FB1-3FB2-3OUT
SGND-3
14-Bit DACDAC Register 3
Zero Register 3
Gain Register 3
Command Register
DAC8234
www.ti.com........................................................................................................................................... 2009
Quad, 14-Bit, High-Accuracy,
DIGITAL-TO-ANALOG
2345• Bipolar Output: Upto ±16V•
Unipolar Output: 0Vto•
14-Bit Monotonic•
Relative Accuracy: 0.5 LSB Max Low Zero and Gain Errors The
– Before User Calibration:1 LSB low
– After User Calibration:0.031 LSB Zero Error,in In•
Low Noise: 60nV/√Hz a•
Settling Time: 6μs•
Configurable Gain: x2/x4 gain•
Analog Output Monitor Power-Down Mode and•
SPI™: Upto 50MHz, 1.8V/3V/5V•
Daisy-Chain Mode•
Operating Temperature: –40°Cto +105°C•
Packages: QFN-40 (6x6mm), TQFP-48 (7x7mm) are input•
Automatic Test Equipmentto•
Instrumentation set•
Industrial Process Control sets
Communicationsisan
