AD5271BRMZ-20 Analog Devices Inc, AD5271BRMZ-20 Datasheet - Page 3

• Manufacturer Part Number: AD5271BRMZ-20
• Description: IC DGTL POT 20K 256POS 10MSOP
• Manufacturer: Analog Devices Inc

Specifications of AD5271BRMZ-20

• Taps: 256
• Resistance (ohms): 20K
• Number Of Circuits: 1
• Temperature Coefficient: 5ppm/°C
• Memory Type: Non-Volatile
• Interface: SPI Serial
• Voltage - Supply: ±2.5 V ~ ±2.75 V, 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 10-MSOP, Micro10™, 10-uMAX, 10-uSOP
• Resistance In Ohms: *
• End To End Resistance: 20kohm
• Track Taper: Linear
• Resistance Tolerance: ± 1%
• No. Of Steps: 256
• Supply Voltage Range: 2.7V To 5.5V
• Control Interface: Serial, SPI
• No. Of Pots: Single
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

SPECIFICATIONS
ELECTRICAL CHARACTERISTICS—AD5270
V
Table 1.
Parameter
DC CHARACTERISTICS—RHEOSTAT MODE
RESISTOR TERMINALS
DIGITAL INPUTS
DIGITAL OUTPUT
POWER SUPPLIES
DD
Resolution
Resistor Integral Nonlinearity
Resistor Differential Nonlinearity
Nominal Resistor Tolerance
Resistance Temperature Coefficient
Wiper Resistance
Terminal Voltage Range
Capacitance
Capacitance
Common-Mode Leakage Current
Input Logic
Input Current
Input Capacitance
Output Voltage
Tristate Leakage Current
Output Capacitance
Single-Supply Power Range
Dual-Supply Power Range
Supply Current
50-TP Store Current
OTP Read Current
= 2.7 V to 5.5 V, V
R-Perf Mode
Normal Mode
High
Low
High
Low
Positive
Negative
Positive
Negative
Positive
Negative
5
5
5
A
W
4
5
5
5
, 9
5
5
, 8
SS
= 0 V; V
5
, 7
2 , 3
DD
2
5
= 2.5 V to 2.75 V, V
5 , 6
Symbol
R-INL
R-DNL
V
V
I
C
V
V
I
I
I
I
I
I
IN
DD
SS
DD_OTP_STORE
SS_OTP_STORE
DD_OTP_READ
SS_OTP_READ
INH
INL
OH
OL
IN
SS
= −2.5 V to −2.75 V; −40°C < T
Test Conditions/Comments
R
R
R
See
Code = full scale
f = 1 MHz, measured to GND, code =
half scale
f = 1 MHz, measured to GND, code =
half scale
V
R
R
V
V
V
Code = zero scale
AW
AW
AW
A
PULL_UP
PULL_UP
DD
DD
SS
= V
= 0 V
= 2.5 V to 2.75 V, V
= 20 kΩ, |V
= 20 kΩ, |V
= 50 kΩ, 100 kΩ
= 2.7 V to 5.5 V, V
Table 2
Rev. E | Page 3 of 24
W
= 2.2 kΩ to V
= 2.2 kΩ to V
and
DD
DD
− V
− V
Table 3
SS
SS
DD
DD
| = 3.0 V to 5.5 V
SS
SS
| = 2.7 V to 3.0 V
= −2.5 V to −2.75 V
= 0 V
A
< +125°C, unless otherwise noted.
Min
10
−1
−1
−1
−1
−1
V
2.0
V
−1
2.7
±2.5
−1
−500
SS
DD
− 0.1
Typ
±0.5
±15
5
35
90
40
±1
5
5
4
−4
AD5270/AD5271
1
Max
+1
+1.5
+1
+1
+1
70
V
50
0.8
0.4
0.6
+1
5.5
±2.75
1
500
DD
Unit
Bits
LSB
LSB
LSB
LSB
%
%
ppm/°C
Ω
V
pF
pF
nA
V
V
μA
pF
V
V
V
μA
pF
V
V
μA
μA
mA
mA
μA
μA