ad5227 Analog Devices, Inc., ad5227 Datasheet - Page 3

• Manufacturer Part Number: ad5227
• Description: 64-position Up/down Control Digital Potentiometer
• Manufacturer: Analog Devices, Inc.

ELECTRICAL CHARACTERISTICS
10 kΩ, 50 kΩ, 100 kΩ versions: V
Table 2.
Parameter
DC CHARACTERISTICS RHEOSTAT MODE
DC CHARACTERISTICS POTENTIOMETER DIVIDER MODE
RESISTOR TERMINALS
DIGITAL INPUTS (CS, CLK, U/D)
POWER SUPPLIES
DYNAMIC CHARACTERISTICS
Resistor Differential Nonlinearity
Resistor Integral Nonlinearity
Nominal Resistor Tolerance
Resistance Temperature Coefficient
Wiper Resistance
Resolution
Integral Nonlinearity
Differential Nonlinearity
Voltage Divider Temperature Coefficient
Full-Scale Error
Zero-Scale Error
Voltage Range
Capacitance A, B
Capacitance W
Common-Mode Leakage
Input Logic High
Input Logic Low
Input Current
Input Capacitance
Power Supply Range
Supply Current
Power Dissipation
Power Supply Sensitivity
Bandwidth –3 dB
Total Harmonic Distortion
Adjustment Settling Time
Resistor Noise Voltage
Footnotes on the next page.
5
6
6
7
6
3
3, 4
6, 8, 9
3
2
DD
2
= 3 V ± 10% or 5 V ± 10%, V
R-DNL
R-INL
∆R
INL
DNL
V
V
C
C
V
C
P
BW_50 k
BW_100 k
Symbol
(∆R
R
N
(∆V
V
I
V
I
V
I
PSSR
BW_10 k
THD
t
e
CM
I
DD
S
N_WB
W
WFSE
WZSE
A, B, W
A, B
W
IH
IL
I
DD
DISS
AB
AB
W
/R
/V
/R
AB
W
AB
)/∆T × 10
)/∆T × 10
Rev. 0 | Page 3 of 16
6
A
6
= V
DD
Conditions
R
R
V
V
Midscale
≥+31 steps from midscale
≤−32 steps from midscale
With respect to GND
f = 1 MHz, measured to
GND
f = 1 MHz, measured to
GND
V
V
V
V
V
V
V
R
R
R
V
V
V
band, V
V
R
WB
WB
AB
AB
AB
WB
DD
DD
A
IN
IH
DD
IH
DD
DD
A
B
A
W
, V
= 0 V dc, f = 1 kHz
= V
= 1 V rms, R
= 5 V ± 1 LSB error
= 0 V or 5 V
= 5 V or V
= 5 V or V
, A = no connect
, A = no connect
= 10 kΩ, midscale
= 50 kΩ, midscale
= 100 kΩ, midscale
= 2.7 V
= 5.5 V
= 5 V
= 5 V
= 5 V ± 10%
= 5 kΩ, f = 1 kHz
B
= 0 V, −40°C < T
B
= V
B
= 0, measured at
W
IL
IL
= 0 V,
= 0 V,
AB
= 10 kΩ,
A
< +105°C, unless otherwise noted.
Min
−0.5
−1
−20
−1
−0.5
−1
0
0
2.4
0
2.7
Typ
±0.15
±0.3
35
100
50
±0.1
±0.1
5
−0.5
0.5
140
150
1
5
0.4
0.01
460
100
50
0.05
1
14
1
Max
+0.5
+1
+20
200
6
+1
+0.5
0
+1
V
5.5
0.8
±1
5.5
3
17
0.05
DD
AD5227
Unit
LSB
LSB
%
ppm/°C
Ω
Ω
Bits
LSB
LSB
ppm/°C
LSB
LSB
V
pF
pF
nA
V
V
µA
pF
V
µA
µW
%/%
kHz
kHz
kHz
%
µs
nV/√Hz