AD5292BRUZ-100 Analog Devices Inc, AD5292BRUZ-100 Datasheet - Page 18

• Manufacturer Part Number: AD5292BRUZ-100
• Description: 1024 Tap, 1% DigiPOT With SPI Interface
• Manufacturer: Analog Devices Inc

Specifications of AD5292BRUZ-100

• Design Resources: Variable Gain Noninverting Amplifier Using AD5292 and OP184 (CN0112) Variable Gain Inverting Amplifier Using AD5292 and OP184 (CN0113) Low Cost, High Voltage, Programmable Gain Instrumentation Amplifier Using AD5292 and AD8221 (CN0114) Programmable High Voltage Source with Boosted Output Current Using AD5292, OP184, and MOSFETs (CN0115) Programmable Bidirectional Current Source Using AD5292 and ADA4091-4 (CN0117) Logarithmic Audio Volume Control with Glitch Reduction Using AD5292 (CN0120)
• Taps: 1024
• Resistance (ohms): 100K
• Number Of Circuits: 1
• Temperature Coefficient: 35 ppm/°C Typical
• Memory Type: Non-Volatile
• 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: 100K
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AD5291/AD5292
–105
–120
–15
–30
–45
–60
–75
–90
0
–10
–15
–20
–25
–30
–35
–40
–45
–50
100
–20
–30
–40
–50
–60
–10
–5
0
0
10
V
CODE = HALF SCALE
V
Noise BW = 22kHz
10
DD
IN
0x002
0x002
0x200 (0x80)
0x100 (0x40)
0x080 (0x20)
0x040 (0x10)
0x020 ( 0x08)
0x010 (0x04)
0x008 (0x02)
0x004 (0x01)
0x200 (0x80)
0x100 (0x40)
0x080 (0x20)
0x040 (0x10)
0x020 ( 0x08)
0x010 (0x04)
0x008 (0x02)
0x004 (0x01)
= 1V rms
/V
Figure 42. 20 kΩ Gain vs. Frequency vs. Code
Figure 43. 50 kΩ Gain vs. Frequency vs. Code
SS
20kΩ
50kΩ
100kΩ
= ±15V
Figure 44. THD + Noise vs. Frequency
0x001
100
0x001
100
1k
FREQUENCY (Hz)
FREQUENCY (Hz)
FREQUENCY (Hz)
1k
1k
10k
10k
10k
AD5292 (AD5291)
AD5292 (AD5291)
100k
100k
100k
1M
1M
Rev. D | Page 18 of 32
–67.5
–100
–120
–140
–10
–20
–30
–40
–50
–60
–70
–20
–40
–60
–80
–15
–20
–25
–30
–35
–40
–45
–50
–55
–60
–65
–10
–5
0
0.001
100
0
0
1
Figure 46. Power Supply Rejection Ratio vs. Frequency
Figure 45. 100 kΩ Gain vs. Frequency vs. Code
100kΩ
20kΩ
50kΩ
0x004 (0x01)
0x020 ( 0x08)
0x002
0x001
0x008 (0x02)
0x200 (0x80)
0x100 (0x40)
0x080 (0x20)
0x040 (0x10)
0x010 (0x04)
Figure 47. THD + Noise vs. Amplitude
10
0.01
1k
100
AMPLITUDE (V rms)
FREQUENCY (Hz)
FREQUENCY (Hz)
10k
0.1
1k
V
CODE = HALF SCALE
f
NOISE BW = 22kHz
IN
10k
DD
= 1kHz
/V
100k
AD5292 (AD5291)
SS
20kΩ
50kΩ
100kΩ
1
= ±15V,
100k
1M
10
1
M