AD5271BRMZ-20 Analog Devices Inc, AD5271BRMZ-20 Datasheet - Page 5

• 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

ELECTRICAL CHARACTERISTICS—AD5271
V
Table 4.
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
Power Dissipation
Power Supply Rejection Ratio
= 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
5
A
W
4
5
5, 9
10
5
5, 8
SS
5
= 0 V; V
5, 7
2, 3
5
DD
= 2.5 V to 2.75 V, V
2
5
5, 6
Symbol
R-INL
R-DNL
V
V
I
C
V
V
I
I
I
I
I
I
PSRR
IN
DD
SS
DD_OTP_STORE
SS_OTP_STORE
DD_OTP_READ
SS_OTP_READ
INH
INL
IN
OH
OL
SS
= −2.5 V to −2.75 V; −40°C < T
Test Conditions/Comments
See Table 5 and Table 6
Code = full scale
Code = zero 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
V
ΔV
R
R
R
PULL_UP
PULL_UP
A
DD
DD
SS
IH
AW
AW
AW
= V
DD
= V
= 0 V
= 2.7 V to 5.5 V, V
= 2.5 V to 2.75 V, V
= 20 kΩ
= 50 kΩ
= 100 kΩ
/ΔV
Rev. E | Page 5 of 24
W
DD
= 2.2 kΩ to V
= 2.2 kΩ to V
SS
or V
= ±5 V ± 10%
IL
= GND
DD
DD
SS
SS
= 0 V
= −2.5 V to −2.75 V
A
< +125°C, unless otherwise noted.
Min
8
−1
−1
−1
V
2.0
V
−1
2.7
±2.5
−1
−500
SS
DD
− 0.1
AD5270/AD5271
Typ
±0.5
±15
5
35
90
40
±1
5
5
4
−4
−66
−75
−78
1
Max
+1
+1
+1
V
50
0.8
0.4
+1
5.5
±2.75
1
500
5.5
−55
−67
−70
70
0.6
DD
Unit
Bits
LSB
LSB
ppm/°C
V
pF
pF
nA
pF
V
pF
μA
mA
mA
μA
μW
dB
%
%
Ω
V
V
μA
V
V
μA
V
V
μA
μA