AD5254BRUZ50 Analog Devices Inc, AD5254BRUZ50 Datasheet - Page 11

• Manufacturer Part Number: AD5254BRUZ50
• Description: IC POT DGTL QUAD 50K 20TSSOP
• Manufacturer: Analog Devices Inc

Specifications of AD5254BRUZ50

• Memory Type: Non-Volatile
• Temperature Coefficient: 650 ppm/°C Typical
• Taps: 256
• Resistance (ohms): 50K
• Number Of Circuits: 4
• Interface: I²C, 2-Wire Serial
• Voltage - Supply: 2.7 V ~ 5.5 V, ±2.25 V ~ 2.75 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-TSSOP
• Resistance In Ohms: 50K
• End To End Resistance: 50kohm
• Track Taper: Linear
• Resistance Tolerance: ± 30%
• No. Of Steps: 256
• No. Of Pots: Quad
• Potentiometer Ic Case: RoHS Compliant
• Supply Voltage Range: ± 2.25V To ± 2.75V
• Control Interface: I2C, Serial
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: AD5254EVAL - BOARD EVAL FOR AD5254
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

240
220
200
180
160
140
120
100
80
60
40
20
–2
–4
–6
90
80
70
60
50
40
30
20
10
0
6
4
2
0
0
Figure 11. Rheostat Mode Tempco (∆R
–40
0
0
–20
32
Figure 10. Change of R
1
Figure 9. Wiper Resistance vs. V
64
0
2
TEMPERATURE (°C)
20
96
CODE (Decimal)
V
T
DD
A
V
= 25°C
= 2.7V
BIAS
128
40
3
(V)
WB
vs. Temperature
V
160
T
V
T
V
V
60
DD
A
DD
A
A
B
WB
= 25°C
= –40°C/+85°C
= V
= 0V
4
= 5.5V
/R
= 5V
DD
WB
192
80
)/∆T × 10
DATA = 0x00
BIAS
5
100
224
6
vs. Code
120
256
6
Rev. B | Page 11 of 32
Figure 12. Potentiometer Mode Tempco (∆V
30
25
20
15
10
5
0
–12
–18
–24
–30
–36
–42
–48
–54
–60
–12
–18
–24
–30
–36
–42
–48
–54
–60
–6
Figure 14. Gain vs. Frequency vs. Code, R
0
–6
Figure 13. Gain vs. Frequency vs. Code, R
0
0
10
10
32
100
100
64
0x08
0x02
1k
1k
96
CODE (Decimal)
0x04
FREQUENCY (Hz)
0xFF
0x80
0x40
0x20
0x10
0x08
FREQUENCY (Hz)
0x04
0x01
0x00
128
10k
10k
0x02
160
V
T
V
V
DD
A
A
B
0x01
100k
AD5253/AD5254
= –40°C/+85°C
= V
= 0V
100k
= 5V
WB
0x40
0x20
0x10
AB
AB
DD
/V
192
= 10 kΩ, T
= 1 kΩ, T
0x00
WB
)/∆T × 10
1M
224
1M
A
0x80
A
= 25°C
0xFF
= 25°C
6
10M
vs. Code
256
10M