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AD5644R Arkusz danych(PDF) 4 Page - Analog Devices

Numer części AD5644R
Szczegółowy opis  Quad, 12-/14-/16-Bit nanoDACs with 5 ppm/C On-Chip Reference
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Producent  AD [Analog Devices]
Strona internetowa  http://www.analog.com
Logo AD - Analog Devices

AD5644R Arkusz danych(HTML) 4 Page - Analog Devices

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AD5624R/AD5644R/AD5664R
Data Sheet
Rev. C | Page 4 of 28
B Grade1
Parameter
Min
Typ
Max
Unit
Conditions/Comments
LOGIC INPUTS3
Input Current
±2
µA
All digital inputs
VINL, Input Low Voltage
0.8
V
VDD = 5 V
VINH, Input High Voltage
2
V
VDD = 5 V
Pin Capacitance
3
pF
POWER REQUIREMENTS
VDD
4.5
5.5
V
IDD
VIH = VDD, VIL = GND, VDD = 4.5 V to 5.5 V
Normal Mode4
0.45
0.9
mA
Internal reference off
0.95
1.2
mA
Internal reference on
All Power-Down Modes5
0.48
1
µA
1
Temperature range: B grade: −40°C to +105°C.
2
Linearity calculated using a reduced code range: AD5664R (Code 512 to Code 65,024); AD5644R (Code 128 to Code 16,256); AD5624R (Code 32 to Code 4064). Output
unloaded.
3
Guaranteed by design and characterization, not production tested.
4
Interface inactive. All DACs active. DAC outputs unloaded.
5
All DACs powered down.
AD5624R-3/AD5644R-3/AD5664R-3
VDD = 2.7 V to 3.6 V; RL = 2 kΩ to GND; CL = 200 pF to GND; VREFIN = VDD; all specifications TMIN to TMAX, unless otherwise noted.
Table 3.
B Grade1
Parameter
Min
Typ
Max
Unit
Conditions/Comments
STATIC PERFORMANCE2
AD5664R
Resolution
16
Bits
Relative Accuracy
±8
±16
LSB
Differential Nonlinearity
±1
LSB
Guaranteed monotonic by design
AD5644R
Resolution
14
Bits
Relative Accuracy
±2
±4
LSB
Differential Nonlinearity
±0.5
LSB
Guaranteed monotonic by design
AD5624R
Resolution
12
Bits
Relative Accuracy
±0.5
±1
LSB
Differential Nonlinearity
±0.25
LSB
Guaranteed monotonic by design
Zero-Code Error
2
10
mV
All zeroes loaded to DAC register
Offset Error
±1
±10
mV
Full-Scale Error
−0.1
±1
% of FSR
All ones loaded to DAC register
Gain Error
±1.5
% of FSR
Zero-Code Error Drift
±2
µV/°C
Gain Temperature Coefficient
±2.5
ppm
Of FSR/°C
DC Power Supply Rejection Ratio
−100
dB
DAC code = midscale; VDD = 3 V ± 10%
DC Crosstalk
External Reference
10
µV
Due to full-scale output change, RL = 2 kΩ to GND or VDD
10
µV/mA
Due to load current change
5
µV
Due to powering down (per channel)
Internal Reference
25
µV
Due to full-scale output change, RL = 2 kΩ to GND or VDD
20
µV/mA
Due to load current change
10
µV
Due to powering down (per channel)


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