EVAL-AD5144DBZ View Datasheet(PDF) - Analog Devices
Part Name
Description
MFG CO.
EVAL-AD5144DBZ
Analog Devices
'EVAL-AD5144DBZ' PDF : 36 Pages View PDF
AD5124/AD5144/AD5144A
10
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
10
QUARTER SCALE
MIDSCALE
FULL-SCALE
100
1k
10k
FREQUENCY (Hz)
VDD/VSS = ±2.5V
RAB = 100kΩ
100k
1M
Figure 30. Normalized Phase Flatness vs. Frequency, RAB = 100 kΩ
600
500
400
300
111111111111000000000000000000kkkkkkkkkkkkΩΩΩΩΩΩΩΩΩΩΩΩ,,,,,, ,,,,,,VVVVVVVVVVVVDDDDDDDDDDDDDDDDDDDDDDDD============223355..V.V.2233553765..V.V.VVVV3765VVVV
200
100
0
0
1
2
3
4
5
VOLTAGE (V)
Figure 31. Incremental Wiper On Resistance vs. Positive Power Supply (VDD)
10
10kΩ + 0pF
9
10kΩ + 75pF
10kΩ + 150pF
8
10kΩ + 250pF
100kΩ + 0pF
100kΩ + 75pF
7
100kΩ + 150pF
100kΩ + 250pF
6
5
4
3
2
1
0
0
20
40
60
80
100
120
AD5144/
AD5144A
0
10
20
30
40
50
60 AD5124
CODE (Decimal)
Figure 32. Maximum Bandwidth vs. Code vs. Net Capacitance
Data Sheet
0.8 0x80 TO 0x7F, 100kΩ
0x80 TO 0x7F, 10kΩ
0.7
0.6
VDD/VSS = ±2.5V
VA = VDD
VB = VSS
0.5
0.4
0.3
0.2
0.1
0
–0.1
0
5
10
15
TIME (µs)
Figure 33. Maximum Transition Glitch
0.0025
1.2
1.0
0.0020
0.8
0.0015
0.6
0.0010
0.4
0.0005
0.2
0
0
–600 –500 –400 –300 –200 –100 0 100 200 300 400 500 600
RESISTOR DRIFT (ppm)
Figure 34. Resistor Lifetime Drift
0
10kΩ
100kΩ
–10
–20
–30
–40
–50
–60
–70
–80
–90
10
100
VVDSSD
=
=
5V ±10%
GND, VA
AC
= 4V,
VB
=
GND
CODE = MIDSCALE
1k
10k
100k
1M
10M
FREQUENCY (Hz)
Figure 35. Power Supply Rejection Ratio (PSRR) vs. Frequency
Rev. C | Page 20 of 36
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