EVAL-AD5142ADBZ Analog Devices, EVAL-AD5142ADBZ Datasheet - Page 16

• Manufacturer Part Number: EVAL-AD5142ADBZ
• Description: Digital Potentiometer Development Tools EVALUATION BOARD I.C.
• Manufacturer: Analog Devices
• Series: AD5142Ar

Specifications of EVAL-AD5142ADBZ

• Rohs: yes
• Product: Evaluation Boards
• Tool Is For Evaluation Of: AD5142A
• Resistance: 10 kOhms/100 kOhms
• Operating Supply Voltage: 5.5 V
• Interface Type: I2C
• Maximum Operating Temperature: + 125 C
• Factory Pack Quantity: 1

AD5122A/AD5142A
Figure 19. Total Harmonic Distortion Plus Noise (THD + N) vs. Frequency
–100
–100
Figure 20. Normalized Phase Flatness vs. Frequency, R
–40
–50
–60
–70
–80
–90
–20
–40
–60
–80
–10
–20
–30
–40
–50
–60
20
0
0
20
10
10
V
V
V
CODE = HALF SCALE
NOISE FILTER = 22kHz
V
R
0x80, (0x40)
0x40, (0x20)
0x20, (0x10)
0x10, (0x08)
0x2, (0x01)
0x1, (0x00)
0x00
AD5142A (AD5122A)
0x4, (0x02)
0x8, (0x04)
DD
DD
A
B
AB
QUARTER SCALE
MIDSCALE
FULL-SCALE
= 1V rms
= GND
/V
/V
Figure 18. 10 kΩ Gain vs. Frequency and Code
= 10kΩ
SS
SS
100
100
= ±2.5V
= ±2.5V
200
1k
1k
FREQUENCY (Hz)
FREQUENCY (Hz)
FREQUENCY (Hz)
10k
10k
2k
100k
100k
20k
1M
1M
AB
10kΩ
100kΩ
= 10 kΩ
10M
200k
10M
Rev. A | Page 16 of 32
Figure 22. Total Harmonic Distortion Plus Noise (THD + N) vs. Amplitude
Figure 23. Normalized Phase Flatness vs. Frequency, R
–10
–20
–30
–40
–50
–60
–70
–80
–90
–10
–20
–30
–40
–50
–60
–70
–80
–90
–10
–20
–30
–40
–50
–60
–70
–80
–90
10
10
0
0
0.001
10
0
10
0x80, (0x40)
0x40, (0x20)
0x20, (0x10)
0x10, (0x08)
0x8, (0x04)
0x4, (0x02)
0x2, (0x01)
0x1, (0x00)
0x00
AD5142A (AD5122A)
V
f
CODE = HALF SCALE
NOISE FILTER = 22kHz
IN
DD
Figure 21. 100 kΩ Gain vs. Frequency and Code
10kΩ
100kΩ
= 1kHz
QUARTER SCALE
MIDSCALE
FULL-SCALE
/V
SS
100
= ±2.5V
100
0.01
1k
FREQUENCY (Hz)
FREQUENCY (Hz)
VOLTAGE (V rms)
1k
10k
10k
0.1
100k
V
R
DD
AB
/V
100k
= 100kΩ
Data Sheet
SS
1M
= ±2.5V
AB
= 100 kΩ
1
10M
1M