AD5235BRU250-RL7 Analog Devices Inc, AD5235BRU250-RL7 Datasheet - Page 10

• Manufacturer Part Number: AD5235BRU250-RL7
• Manufacturer: Analog Devices Inc

Specifications of AD5235BRU250-RL7

• Number Of Elements: 2
• # Of Taps: 1024
• Resistance (max): 250KOhm
• Power Supply Requirement: Single/Dual
• Interface Type: Serial (4-Wire/SPI)
• Single Supply Voltage (typ): 3.3/5V
• Dual Supply Voltage (typ): ±2.5V
• Single Supply Voltage (min): 3V
• Single Supply Voltage (max): 5.5V
• Dual Supply Voltage (min): ±2.25V
• Dual Supply Voltage (max): ±2.75V
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 16
• Lead Free Status / RoHS Status: Not Compliant

AD5235
0.25
0.20
0.15
0.10
0.05
36
34
32
30
28
26
24
22
20
18
16
–1
4
3
2
1
0
–40
0
0
0
V
V
T
V
R
A
DD
SS
DD
AR
Figure 13. I
=
/V
= 0V
= 3V
25°C
Figure 12. I
=
–20
Figure 11. Wiper On Resistance vs. Code
SS
25kΩ
200
2M
= 5V/0V
DD
I
SS
0
DD
400
vs. Clock Frequency, R
@ V
4M
vs. Temperature, R
MIDSCALE
CODE (Decimal)
FREQUENCY (Hz)
DD
CODE (Decimal)
20
/V
I
DD
FULL SCALE
SS
600
6M
I
@ V
DD
= 2.7V/0V
I
SS
@ V
40
DD
@ V
/V
DD
SS
800
DD
/V
8M
AB
/V
= 2.7V/0V
SS
AB
60
= 25 kΩ
SS
= 5V/0V
= 25 kΩ
ZERO SCALE
= 5V/0V
1000
10M
80
1200
12M
100
Rev. C | Page 10 of 28
Figure 16. Gain vs. Frequency vs. Code, R
0.28
0.24
0.20
0.16
0.12
0.08
0.04
–12
–10
–20
–30
–40
–50
–60
–3
–6
–9
0.01k
0
Figure 15. −3 dB Bandwidth vs. Resistance (See Figure 31)
3
0
0
1k
1k
V
V
CODE 0x200
V
V
D = MIDSCALE
DD
A
DD
A
= 1V rms
0x100
0x080
0x040
0x020
0x010
0x008
0x004
0x002
0x001
/V
= 1V rms
/V
SS
SS
Figure 14. THD + Noise vs. Frequency
= ±2.5V
= ±2.5V
f
–3dB
0.1k
= 12kHz
10k
10k
FREQUENCY (Hz)
FREQUENCY (Hz)
FREQUENCY (Hz)
R
R
AB
AB
=
=
1k
250kΩ
250kΩ
f
–3dB
AB
R
AB
100k
100k
R
= 25 kΩ (See Figure 31)
= 125kHz
AB
=
=
25kΩ
10k
25kΩ
100k
1M
1M