AD5116 Data Sheet
Rev. B | Page 6 of 16
ABSOLUTE MAXIMUM RATINGS
T
A
= 25°C, unless otherwise noted.
Table 4.
Parameter
Rating
V
DD
to GND 0.3 V to +7.0 V
V
A
, V
W
, V
B
to GND GND 0.3 V to V
DD
+ 0.3 V
I
A
, I
W
, I
B
Pulsed
1
Frequency > 10 kHz
R
AW
= 5 kΩ and 10 k ±6 mA/d
2
R
AW
= 80 kΩ
±1.5 mA/d
2
Frequency ≤ 10 kHz
R
AW
= 5 kΩ and 10 kΩ
±6 mA/√d
2
R
AW
= 80 kΩ
±1.5 mA/√d
2
Continuous
R
AW
= 5 kΩ and 10 kΩ ±6mA
R
AW
= 80 kΩ ±1.5mA
Push Button Inputs
0.3 V to +7 V or V
DD
+ 0.3 V
(whichever is less)
Operating Temperature Range
3
40°C to +125°C
Maximum Junction Temperature (T
J
Max) 150°C
Storage Temperature Range 65°C to +150°C
Reflow Soldering
Peak Temperature 260°C
Time At Peak Temperature 20 sec to 40 sec
Package Power Dissipation (T
J
max − T
A
)/θ
JA
1
Maximum terminal current is bounded by the maximum current handling of
the switches, maximum power dissipation of the package, and maximum
applied voltage across any two of the A, B, and W terminals at a given
resistance.
2
Pulse duty factor.
3
Includes programming of EEPROM memory.
Stresses above those listed under Absolute Maximum Ratings
may cause permanent damage to the device. This is a stress
rating only; functional operation of the device at these or any
other conditions above those indicated in the operational
section of this specification is not implied. Exposure to absolute
maximum rating conditions for extended periods may affect
device reliability.
THERMAL RESISTANCE
θ
JA
is defined by JEDEC specification JESD-51, and the value is
dependent on the test board and test environment.
Table 5. Thermal Resistance
Package Type θ
JA
θ
JC
Unit
8-Lead LFCSP 90
1
25 °C/W
1
JEDEC 2S2P test board, still air (0 m/sec air flow).
ESD CAUTION
Data Sheet AD5116
Rev. B | Page 7 of 16
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
AD5116
TOP VIEW
(Not to Scale)
NOTES
1. THE EXPOSED PAD IS INTERNALLY
FLOATING.
09657-007
3 W
4 B
1V
DD
2 A
6PD
5GND
8
7PU
ASE
Figure 7. Pin Configuration
Table 6. Pin Function Descriptions
Pin No. Mnemonic Description
1 V
DD
Positive Power Supply. This pin should be decoupled with 0.1μF ceramic capacitors and 10 μF capacitors.
2 A Terminal A of RDAC. GND ≤ V
A
≤ V
DD
.
3 W Wiper terminal of RDAC. GND ≤ V
W
V
DD
.
4 B Terminal B of RDAC. GND ≤ V
B
V
DD
.
5 GND Ground Pin.
6 PD
Push-Down Pin. Connect to the external push button. Active high. An internal 100 kΩ pull-down resistor is
connected to GND.
7 PU
Push-Up Pin. Connect to the external push button. Active high. An internal 100 kΩ pull-down resistor is
connected to GND.
8
ASE
Automatic Save Enable. Automatic save enable is configured at power-up. Active low. This pin requires a pull
resistor connected between V
DD
or GND. If ASE is enabled, this pin also indicates when the end scale (maximum
or minimum resistance) has been reached.
EPAD Exposed Pad. The exposed pad is internally floating.
AD5116 Data Sheet
Rev. B | Page 8 of 16
TYPICAL PERFORMANCE CHARACTERISTICS
–0.06
–0.04
–0.02
0
0.02
0.04
0.06
0.08
0 3 6 9 12 15 18 21 24 27 30 33 36 39 42 45 48 51 54 57 60 63
5kΩ, –40°C
5kΩ, +25°C
5kΩ, +125°C
10kΩ, –40°C
10kΩ, +25°C
10kΩ, +125°C
80kΩ, –40°C
80kΩ, +25°C
80kΩ, +125°C
CODE (Decimal)
R-INL (LSB)
09657-008
Figure 8. R-INL vs. Code
5kΩ, –40°C
5kΩ, +25°C
5kΩ, +125°C
10kΩ, –40°C
10kΩ, +25°C
10kΩ, +125°C
80kΩ, –40°C
80kΩ, +25°C
80kΩ, +125°C
–0.08
–0.06
–0.04
–0.02
0
0.02
0.04
0.06
0.08
0 3
6
9
12
15
18
21 24 27 30 33
36
39 42
45
48 51
54 57
60 63
CODE (Decimal)
INL (LSB)
09657-009
Figure 9. INL vs. Code
09657-010
–100
0
100
20
0
300
SUPPLY CURRENT (nA)
400
500
600
700
80
0
–40 –25 –10 5 20 35
TEMPERAT
URE (°C)
50
65 80 95 110 125
V
DD
= 2.3
V
V
DD
= 3
.3V
V
DD
= 5V
Figure 10. Supply Current vs. Temperature
0 3
6
9
12
15
18
21 24 27 30 33
36
39 42
45
48 51
54 57
60 63
5kΩ, –40°C
5kΩ, +25°C
5kΩ, +125°C
10kΩ, –40°C
10kΩ, +25°C
10kΩ, +125°C
80kΩ, –40°C
80kΩ, +25°C 80kΩ, +125°C
–0.07
–0.06
–0.05
–0.04
–0.03
–0.02
–0.01
0
0.01
0.02
CODE (Decimal)
R-DNL (LSB)
09657-011
Figure 11. R-DNL vs. Code
–0.06
–0.05
–0.04
–0.03
–0.02
–0.01
0
0.01
0.02
0 3
6
9
12
15
18
21 24 27 30 33
36
39 42
45
48 51
54 57
60 63
5kΩ, –40°C
5kΩ, +25°C 5kΩ, +125°C
10kΩ, –40°C
10kΩ, +25°C
10kΩ, +125°C
80kΩ, –40°C
80kΩ, +25°C 80kΩ, +125°C
CODE (Decimal)
DNL (LSB)
09657-012
Figure 12. DNL vs. Code
0
0.2
0.4
0.6
0.8
1.0
1.2
0.05 0.65 1.25 1.85 2.45 3.05
3.65
4.25
4.85
DIGITAL INPUT VOLTAGE (V)
SUPPLY CURRENT (mA)
V
DD
= 5V
V
DD
= 3.3V
V
DD
= 2.3V
T
A
= 25°C
09657-013
Figure 13. Supply Current (I
DD
) vs. Digital Input Voltage

AD5116BCPZ10-500R7

Mfr. #:
Manufacturer:
Description:
Digital Potentiometer ICs SGL CH64-Position I2C
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