AD5252BRUZ1 Analog Devices Inc, AD5252BRUZ1 Datasheet - Page 11

• Manufacturer Part Number: AD5252BRUZ1
• Description: IC DGTL POT DUAL 1K I2C 14-TSSOP
• Manufacturer: Analog Devices Inc

Specifications of AD5252BRUZ1

• Taps: 256
• Resistance (ohms): 1K
• Number Of Circuits: 2
• Temperature Coefficient: 650 ppm/°C Typical
• Memory Type: Non-Volatile
• 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: 14-TSSOP
• Resistance In Ohms: 1.00K
• End To End Resistance: 1kohm
• Track Taper: Linear
• Resistance Tolerance: ± 30%
• No. Of Steps: 256
• Supply Voltage Range: 2.7V To 5.5V, ± 2.25V To ± 2.75V
• Control Interface: I2C, Serial
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: AD5252EVAL - BOARD EVAL FOR AD5252
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, 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
–40
Figure 11. AD5252 Rheostat Mode Tempco ∆R
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
= 25°C
= –40°C/+85°C
= V
= 0V
4
= 5.5V
= 5V
DD
192
80
DATA = 0x00
BIAS
WB
5
/∆T vs. Code
100
224
120
256
6
Rev. B | Page 11 of 28
Figure 14. AD5252 Gain vs. Frequency vs. Code, R
Figure 13. AD5252 Gain vs. Frequency vs. Code, R
Figure 12. AD5252 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
0
–6
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
AD5251/AD5252
= –40°C/+85°C
= V
= 0V
100k
= 5V
0x40
0x20
0x10
DD
192
0x00
AB
AB
= 10 kΩ , T
1M
= 1 kΩ, T
WB
224
1M
/∆T vs. Code
0x80
0xFF
10M
A
256
A
= 25°C
10M
= 25°C