AD5262BRUZ50 Analog Devices Inc, AD5262BRUZ50 Datasheet - Page 2
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AD5262BRUZ50
Manufacturer Part Number
AD5262BRUZ50
Description
IC POT DUAL 50K 256POS 16TSSOP
Manufacturer
Analog Devices Inc
Datasheet
1.AD5260BRUZ200.pdf
(24 pages)
Specifications of AD5262BRUZ50
Taps
256
Resistance (ohms)
50K
Number Of Circuits
2
Temperature Coefficient
35 ppm/°C Typical
Memory Type
Volatile
Interface
4-Wire SPI Serial
Voltage - Supply
4.5 V ~ 16.5 V, ±4.5 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
16-TSSOP
Resistance In Ohms
50K
End To End Resistance
50kohm
Track Taper
Linear
No. Of Steps
256
Resistance Tolerance
± 30%
Supply Voltage Range
4.5V To 16.5V, ± 4.5V To ± 5.5V
Control Interface
3 Wire, Serial
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
AD5262BRUZ50
Manufacturer:
ADI/亚德诺
Quantity:
20 000
AD5260/AD5262
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications....................................................................................... 1
General Description ......................................................................... 1
Functional Block Diagrams............................................................. 1
Revision History ............................................................................... 2
Specifications..................................................................................... 3
Absolute Maximum Ratings............................................................ 6
Pin Configurations and Function Descriptions ........................... 7
Typical Performance Characteristics ............................................. 9
Test Circuits..................................................................................... 14
Theory of Operation ...................................................................... 15
REVISION HISTORY
8/10—Rev. 0 to Rev. A
Updated Format..................................................................Universal
Deleted Figure 1; Renumbered Sequentially................................. 1
Changes to General Description Section ...................................... 1
Changes to Conditions of Channel Resistance Matching
(AD5262 only) Parameter, Voltage Divider Temperature
Coefficient Parameter, Full-Scale Error Parameter, and Zero-
Scale Error Parameter, Table 1 ........................................................ 3
Changes to Table 2 and Table 3....................................................... 5
Changes to Table 4............................................................................ 6
Changes to Table 5............................................................................ 7
Changes to Table 6............................................................................ 8
Electrical Characteristics—20 kΩ, 50 kΩ, 200 kΩ Versions .. 3
Timing Diagrams.......................................................................... 5
ESD Caution.................................................................................. 6
Digital Interfacing ...................................................................... 15
Daisy-Chain Operation ............................................................. 16
RDAC Structure.......................................................................... 16
Programming the Variable Resistor......................................... 16
Programming the Potentiometer Divider ............................... 17
Rev. A | Page 2 of 24
Applications Information .............................................................. 19
Outline Dimensions ....................................................................... 23
Changes to Figure 11 Caption and Figure 12 ................................9
Changes to Figure 31...................................................................... 12
Changes to Figure 35 Caption ...................................................... 13
Changes to Figure 43 and Figure 46............................................. 14
Deleted Potentiometer Family Selection Guide ......................... 18
Change to Programmable Voltage Source with Boosted Output
Section.............................................................................................. 20
Changes to Figure 64...................................................................... 21
Updated Outline Dimensions....................................................... 23
Changes to Ordering Guide .......................................................... 24
3/02—Revision 0: Initial Version
Layout and Power Supply Bypassing ....................................... 18
Terminal Voltage Operating Range ......................................... 18
Power-Up Sequence ................................................................... 18
RDAC Circuit Simulation Model............................................. 18
Macro Model Net List for RDAC ............................................. 18
Bipolar DC or AC Operation from Dual Supplies................. 19
Gain Control Compensation .................................................... 19
Programmable Voltage Reference ............................................ 19
8-Bit Bipolar DAC ...................................................................... 19
Bipolar Programmable Gain Amplifier................................... 20
Programmable Voltage Source with Boosted Output ........... 20
Programmable 4 mA-to-20 mA Current Source ................... 20
Programmable Bidirectional Current Source......................... 21
Programmable Low-Pass Filter ................................................ 21
Programmable Oscillator .......................................................... 21
Resistance Scaling ...................................................................... 22
Ordering Guide .......................................................................... 24