AD5293BRUZ-20-RL7 Analog Devices Inc, AD5293BRUZ-20-RL7 Datasheet - Page 15

• Manufacturer Part Number: AD5293BRUZ-20-RL7
• Description: 1024 Tap, 1% DigiPOT With SPI Interface
• Manufacturer: Analog Devices Inc

Specifications of AD5293BRUZ-20-RL7

• Taps: 1024
• Resistance (ohms): 20K
• Number Of Circuits: 1
• Temperature Coefficient: 35 ppm/°C Typical
• Interface: SPI Serial
• Voltage - Supply: 9 V ~ 33 V, ±9 V ~ 16.5 V
• Operating Temperature: -40°C ~ 105°C
• Mounting Type: Surface Mount
• Package / Case: 14-TSSOP
• Resistance In Ohms: 20K
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Memory Type: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Figure 32. Large Signal Settling Time, Code from Zero Scale to Full Scale
Figure 30. Total Harmonic Distortion + Noise (THD + N) vs. Frequency
1,000,000
900,000
800,000
700,000
600,000
500,000
400,000
300,000
200,000
100,000
–105
–120
Figure 31. Maximum Bandwidth vs. Code vs. Net Capacitance
–15
–30
–45
–60
–75
–90
35
30
25
20
15
10
–5
0
100
5
0
0
0
V
CODE = HALF SCALE
V
Noise BW = 22kHz
SYNC
DD
IN
= 1V rms
/V
V
WB
SS
20kΩ
50kΩ
100kΩ
8
, CODE: FULL SCALE,
= ±15V
1k
V
16
WB
NORMAL MODE
V
V
, CODE: FULL SCALE,
WB
FREQUENCY (Hz)
WB
CODE (Decimal)
, CODE: HALF-SCALE,
, CODE: HALF-SCALE,
32
TIME (µs)
R-PERF MODE
20k – 0pF
20k – 75pF
20k – 150pF
20k – 250pF
50k – 0pF
50k – 75pF
10k
NORMAL MODE
R-PERF MODE
64
128
V
V
V
V
DD
LOGIC
A
B
= V
= V
/V
50k – 150pF
50k – 250pF
100k – 0pF
100k – 75pF
100k – 150pF
100k – 250pF
SS
DD
SS
100k
= 5V
256
= 30V/0V
20kΩ
50kΩ
100kΩ
20kΩ
50kΩ
100kΩ
512
Rev. D | Page 15 of 24
Figure 33. Total Harmonic Distortion + Noise (THD + N) vs. Amplitud
–40
–32
–16
–24
–8
–100
–120
–140
40
32
24
16
–20
–40
–60
–80
8
0
–0.5
0.001
0
8
7
6
5
4
3
2
1
0
0
Figure 34. Theoretical Maximum Current vs. Code
0
5
Figure 35. Digital Feedthrough
0.01
256
10
20kΩ
100kΩ
50kΩ
AMPLITUDE (V rms)
CODE (Decimal)
15
TIME (µs)
512
0.1
20
25
V
CODE = HALF SCALE
f
NOISE BW = 22kHz
IN
DD
= 1kHz
/V
V
V
V
CODE = HALF CODE
V
V
V
DD
A
B
DD
A
B
SS
768
20kΩ
50kΩ
100kΩ
30
1
= V
= V
= V
= V
/V
/V
= ±15V,
SS
SS
DD
SS
DD
SS
= 30V/0V
35
= ±15V
AD5293
40
1023
10
45