AD5274BCPZ-20-RL7 Analog Devices Inc, AD5274BCPZ-20-RL7 Datasheet - Page 14

• Manufacturer Part Number: AD5274BCPZ-20-RL7
• Description: 256 Tap 5v 50tp, 1% R-tol MSOP 12C I.C.
• Manufacturer: Analog Devices Inc

Specifications of AD5274BCPZ-20-RL7

• Resistance (ohms): 20K
• Taps: 256
• Number Of Circuits: 1
• Temperature Coefficient: 5 ppm/°C Typical
• Memory Type: Non-Volatile
• Interface: I²C, 2-Wire Serial
• Voltage - Supply: 2.7 V ~ 5.5 V, ±2.5 V ~ 2.75 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 10-TFSOP, 10-MSOP (0.118", 3.00mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: AD5274BCPZ-20-RL7; AD5274BCPZ-20-RL7TR

AD5272/AD5274
50
45
40
35
30
25
20
15
10
5
0
–10
–20
–30
–40
–50
–60
–10
–20
–30
–40
–50
–60
0
0
0
0
1k
1k
0x200 (0x80)
0x100 (0x40)
0x080 (0x20)
0x040 (0x10)
0x020 (0x08)
0x010 (0x04)
0x008 (0x02)
0x004 (0x01)
0x002
0x001
0x200 (0x80)
0x100 (0x40)
0x080 (0x20)
0x040 (0x10)
0x020 (0x08)
0x010 (0x04)
0x008 (0x02)
0x004 (0x01)
0x002
0x001
Figure 25. 20 kΩ Gain vs. Code vs. Frequency
Figure 26. 50 kΩ Gain vs. Code vs. Frequency
Figure 24. Tempco ΔR
256
64
10k
10k
CODE (Decimal)
FREQUENCY (Hz)
FREQUENCY (Hz)
512
128
100k
100k
WA
/ΔT vs. Code
768
192
V
DD
AD5272 (AD5274)
AD5272 (AD5274)
/V
1M
1M
SS
= 5V/0V
20kΩ
50kΩ
100kΩ
1023
255
10M
10M
AD5272
AD5274
Rev. C | Page 14 of 28
7
6
5
4
3
2
1
0
0
0
–10
–20
–30
–40
–50
–60
–70
–10
–20
–30
–40
–50
–60
–70
–80
–90
0
0
100
1k
V
CODE = HALF SCALE
0x200 (0x80)
0x100 (0x40)
0x080 (0x20)
0x040 (0x10)
0x020 (0x08)
0x010 (0x04)
0x008 (0x02)
0x004 (0x01)
0x002
0x001
DD
Figure 27. Theoretical Maximum Current vs. Code
Figure 28. 100 kΩ Gain vs. Code vs. Frequency
/V
SS
50kΩ
100kΩ
20kΩ
256
= 5V/0V
64
Figure 29. PSRR vs. Frequency
10k
CODE (Decimal)
1k
FREQUENCY (Hz)
FREQUENCY (Hz)
512
128
100k
768
192
V
10k
DD
/V
AD5272 (AD5274)
1M
SS
= 5V/0V
20kΩ
50kΩ
100kΩ
1023
255
100k
AD5272
AD5274
10M