AD5235BRU25-RL7 Analog Devices Inc, AD5235BRU25-RL7 Datasheet - Page 3

• Manufacturer Part Number: AD5235BRU25-RL7
• Description: IC DGTL POT DUAL 1024POS 16TSSOP
• Manufacturer: Analog Devices Inc

Specifications of AD5235BRU25-RL7

• Rohs Status: RoHS non-compliant
• Taps: 1024
• Resistance (ohms): 25K
• Number Of Circuits: 2
• Temperature Coefficient: 35 ppm/°C Typical
• Memory Type: Non-Volatile
• Interface: 4-Wire SPI Serial
• Voltage - Supply: 3 V ~ 5.5 V, ±2.25 V ~ 2.75 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-TSSOP (0.173", 4.40mm Width)
• Number Of Elements: 2
• # Of Taps: 1024
• Resistance (max): 25KOhm
• Power Supply Requirement: Single/Dual
• Interface Type: Serial (4-Wire/SPI)
• Single Supply Voltage (typ): 3.3/5V
• Dual Supply Voltage (typ): ±2.5V
• Single Supply Voltage (min): 3V
• Single Supply Voltage (max): 5.5V
• Dual Supply Voltage (min): ±2.25V
• Dual Supply Voltage (max): ±2.75V
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 16
• Lead Free Status / RoHS Status: Not Compliant
• Other names: AD5235BRU25-RL7; AD5235BRU25-RL7TR

SPECIFICATIONS
ELECTRICAL CHARACTERISTICS—25 kΩ, 250 kΩ VERSIONS
V
operated at 2.7 V single supply, except from 0°C to −40°C, where a minimum of 3 V is needed.
Table 1.
Parameter
DC CHARACTERISTICS—RHEOSTAT
DC CHARACTERISTICS—POTENTIOMETER
RESISTOR TERMINALS
DIGITAL INPUTS AND OUTPUTS
POWER SUPPLIES
DD
MODE (All RDACs)
Resistor Differential Nonlinearity
Resistor Integral Nonlinearity
Nominal Resistor Tolerance
Resistance Temperature Coefficient
Wiper Resistance
Nominal Resistance Match
DIVIDER MODE (All RDACs)
Resolution
Differential Nonlinearity
Integral Nonlinearity
Voltage Divider Temperature Coefficient
Full-Scale Error
Zero-Scale Error
Terminal Voltage Range
Capacitance Ax, Bx
Capacitance Wx
Common-Mode Leakage Current
Input Logic High
Input Logic Low
Input Logic High
Input Logic Low
Input Logic High
Input Logic Low
Output Logic High (SDO, RDY)
Output Logic Low
Input Current
Input Capacitance
Single-Supply Power Range
Dual-Supply Power Range
Positive Supply Current
Negative Supply Current
EEMEM Store Mode Current
= 3 V to 5.5 V, V
5
5
SS
5
3
= 0 V; V
4
3
2
DD
= 2.5 V, V
2
5, 6
Symbol
R-DNL
R-INL
∆R
(∆R
R
R
N
DNL
INL
(∆V
V
V
V
C
C
I
V
V
V
V
V
V
V
V
I
C
V
V
I
I
I
I
I
CM
IL
DD
DD
SS
DD
SS
SS
W
AB1
WFSE
WZSE
A
A
W
IH
IL
IH
IL
IH
IL
OH
OL
IL
DD
DD
, V
, C
AB
(store)
= −2.5 V, V
(store)
AB
W
/V
/R
/R
/V
B
B
/R
, V
SS
AB2
AB
W
AB
W
)/∆T × 10
)/∆T × 10
A
= V
6
6
Rev. C | Page 3 of 28
DD
Conditions
R
R
Dx = 0x3FF
I
I
Code = 0x3FF, T
Code = half scale
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
With respect to GND, V
With respect to GND, V
With respect to GND, V
With respect to GND, V
With respect to GND, V
V
With respect to GND, V
V
R
I
V
V
V
V
V
V
V
V
V
OL
W
W
WB
WB
PULL-UP
W
SS
SS
IN
SS
IH
IH
IH
DD
IH
SS
DD
, V
= 1 V/R
= 1 V/R
= 1.6 mA, V
= V
= 0 V or V
= V
= V
= V
= V
= −2.5 V
= −2.5 V
= 0 V
= GND, I
= +2.5 V, V
= +2.5 V, V
B
= V
DD
DD
DD
DD
DD
= 2.2 kΩ to 5 V (see Figure 36)
/2
or V
or V
or V
or V
WB
WB
SS
, −40°C < T
, V
, V
SS
DD
IL
IL
IL
IL
LOGIC
≈ 0
DD
DD
SS
SS
= GND, T
= GND
= GND,
= GND,
A
= −2.5 V
= −2.5 V
= 5 V, code = 0x200
= 3 V, code = 0x200
= 25°C
= 5 V (see Figure 36)
DD
DD
DD
DD
DD
DD
A
A
= 25°C
< +85°C, unless otherwise noted. The part can be
= 5 V
= 5 V
= 3 V
= 3 V
= +2.5 V,
= +2.5 V,
Min
−2
−4
−30
−2
−4
−6
0
V
2.4
2.1
2.0
4.9
3.0
±2.25
SS
Typ
35
50
200
±0.1
15
11
80
0.01
5
2
3.5
3.5
35
−35
1
Max
+2
+4
+30
100
10
+2
+4
0
V
±2
0.8
0.6
0.5
0.4
±2.25
5.5
±2.75
4.5
6.0
6.0
4
DD
AD5235
Unit
LSB
LSB
%
ppm/°C
Ω
Ω
%
Bits
LSB
LSB
ppm/°C
LSB
LSB
V
pF
pF
μA
V
V
V
V
V
V
V
V
μA
pF
V
V
μA
μA
μA
mA
mA