AD5162EVAL Analog Devices Inc, AD5162EVAL Datasheet
AD5162EVAL
Specifications of AD5162EVAL
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AD5162EVAL Summary of contents
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FEATURES 2-channel, 256-position potentiometer End-to-end resistance: 2.5 kΩ, 10 kΩ, 50 kΩ, and 100 kΩ Compact 10-lead MSOP (3 mm × 4.9 mm) package Fast settling time µs typical on power-up S Full read/write of wiper register ...
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AD5162 TABLE OF CONTENTS Features .............................................................................................. 1 Applications ....................................................................................... 1 Functional Block Diagram .............................................................. 1 General Description ......................................................................... 1 Revision History ............................................................................... 2 Specifications ..................................................................................... 3 Electrical Characteristics: 2.5 kΩ Version ................................. 3 Electrical Characteristics: 10 kΩ, 50 kΩ, and ...
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SPECIFICATIONS ELECTRICAL CHARACTERISTICS: 2.5 kΩ VERSION ± 10 ± 10 Table 1. Parameter DC CHARACTERISTICS—RHEOSTAT MODE Resistor Differential Nonlinearity 2 2 Resistor Integral Nonlinearity Nominal Resistor Tolerance 3 ...
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AD5162 ELECTRICAL CHARACTERISTICS: 10 kΩ, 50 kΩ, AND 100 kΩ VERSIONS ± 10 ± 10 Table 2. Parameter DC CHARACTERISTICS—RHEOSTAT MODE 2 Resistor Differential Nonlinearity 2 Resistor Integral ...
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TIMING CHARACTERISTICS: ALL VERSIONS ± 10 ± 10 Table 3. Parameter SPI INTERFACE TIMING CHARACTERISTICS Clock Frequency Input Clock Pulse Width Data Setup Time Data Hold Time CS ...
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AD5162 ABSOLUTE MAXIMUM RATINGS T = 25°C, unless otherwise noted. A Table 4. Parameter V to GND GND Terminal Current Bx Wx Pulsed ...
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PIN CONFIGURATION AND FUNCTION DESCRIPTIONS Table 5. Pin Function Descriptions Pin No. Mnemonic Description Terminal Terminal Terminal. 4 GND Digital Ground Positive Power Supply CLK Serial Clock ...
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AD5162 TYPICAL PERFORMANCE CHARACTERISTICS 2.0 1.5 1 2. 5.5V DD –0.5 –1.0 –1.5 –2 128 160 CODE (DECIMAL) Figure 3. R-INL vs. Code vs. Supply Voltages 0.5 0.4 0.3 ...
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–40°C, +25°C, +85°C, +125°C A 1.0 0 5.5V DD –0 –40°C, +25°C, +85°C, +125°C A –1.0 –1.5 –2 128 160 192 CODE (DECIMAL) ...
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AD5162 2. –40°C TO +85°C, –40°C TO +125° – 5. –40°C TO +85°C, –40°C TO +125°C A –20 – ...
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V = 5. 2.7V DD 0.01 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 DIGITAL INPUT VOLTAGE (V) Figure 21. Supply Current vs. Digital Input Voltage V W CLK Figure 22. Digital Feedthrough V ...
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AD5162 TEST CIRCUITS Figure 27 through Figure 32 illustrate the test circuits that define the test conditions used in the product specification tables (see Table 1 and Table 2 DUT 1LSB = V+/ ...
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THEORY OF OPERATION The AD5162 is a 256-position, digitally controlled variable resistor (VR) device. An internal power-on preset places the wiper at midscale during power-on, which simplifies the fault condition recovery at power-up. PROGRAMMING THE VARIABLE RESISTOR AND VOLTAGE Rheostat ...
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AD5162 PROGRAMMING THE POTENTIOMETER DIVIDER Voltage Output Operation The digital potentiometer easily generates a voltage divider at wiper to B and wiper to A, proportional to the input voltage Unlike the polarity GND, ...
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LAYOUT AND POWER SUPPLY BYPASSING It is good practice to employ compact, minimum lead length layout design. The leads to the inputs should be as direct as possible with a minimum conductor length. Ground paths should have low resistance and ...
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AD5162 SPI INTERFACE SPI-COMPATIBLE, 3-WIRE SERIAL BUS The AD5162 contains a 3-wire, SPI-compatible digital interface (SDI and CLK). The 9-bit serial word must be loaded MSB first. The format of the word is shown in Table 8. The ...
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... AD5162BRMZ50-RL7 50 AD5162BRMZ100 100 AD5162BRMZ100-RL7 100 AD5162WBRMZ100-RL7 100 AD5162EVAL RoHS Compliant Part Qualified for Automotive Applications. 3 The evaluation board is shipped with the 10 k Ω R AUTOMOTIVE PRODUCTS The AD5162W model is available with controlled manufacturing to support the quality and reliability requirements of automotive applications. Note that these automotive models may have specifications that differ from the commercial models; therefore, designers should review the Specifications section of this data sheet carefully ...
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AD5162 NOTES Rev Page ...
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NOTES Rev Page AD5162 ...
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AD5162 NOTES ©2003–2010 Analog Devices, Inc. All rights reserved. Trademarks and registered trademarks are the property of their respective owners. D04108-0-12/10(C) Rev Page ...