MAX5478EUD+ Maxim Integrated Products, MAX5478EUD+ Datasheet
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MAX5478EUD+
Specifications of MAX5478EUD+
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MAX5478EUD+ Summary of contents
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... MAX5479EUD -40°C to +85°C *Future product—contact factory for availability. Pin Configurations appear at end of data sheet. ________________________________________________________________ Maxim Integrated Products For pricing, delivery, and ordering information, please contact Maxim/Dallas Direct! at 1-888-629-4642, or visit Maxim’s website at www.maxim-ic.com. Dual, 256-Tap, Nonvolatile, ♦ Power-On Recall of Wiper Position from Nonvolatile Memory ♦ ...
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Dual, 256-Tap, Nonvolatile, I Digital Potentiometers ABSOLUTE MAXIMUM RATINGS SDA, SCL GND .........................................-0.3V to +6.0V DD All Other Pins to GND.................................-0. Maximum Continuous Current into H_, L_, and W_ MAX5477......................................................................±5.0mA MAX5478......................................................................±1.3mA MAX5479......................................................................±0.6mA Stresses beyond those listed ...
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Dual, 256-Tap, Nonvolatile, I ELECTRICAL CHARACTERISTICS (continued +2.7V to +5.25V GND +25°C.) (Note 1) PARAMETER SYMBOL DIGITAL INPUTS Input High Voltage (Note 5) Input Low Voltage Output Low Voltage ...
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Dual, 256-Tap, Nonvolatile, I Digital Potentiometers TIMING CHARACTERISTICS (continued +2.7V to +5.25V GND +25°C. See Figure 1.) (Notes 8 and 9) A PARAMETER SYMBOL SCL High Time ...
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Dual, 256-Tap, Nonvolatile +5V GND +25°C, unless otherwise noted SUPPLY CURRENT vs. TEMPERATURE (MAX5477) 1 0.8 0 0.4 ...
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Dual, 256-Tap, Nonvolatile, I Digital Potentiometers (V = +5V GND +25°C, unless otherwise noted INTEGRAL NONLINEARITY vs. CODE (VDM MODE) 0.35 MAX5477 0.30 0.25 0.20 0.15 0.10 0.05 0 ...
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Dual, 256-Tap, Nonvolatile +5V GND +25°C, unless otherwise noted DIFFERENTIAL NONLINEARITY vs. CODE (VRM MODE) 0.20 MAX5479 0.16 0.12 0.08 0.04 0 -0.04 -0.08 -0.12 -0.16 ...
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Dual, 256-Tap, Nonvolatile, I Digital Potentiometers (V = +5V GND +25°C, unless otherwise noted TOTAL HARMONIC DISTORTION PLUS NOISE vs. FREQUENCY (MAX5479) 10 MIDSCALE 1 0.1 0.01 0.001 0.0001 ...
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Dual, 256-Tap, Nonvolatile, I PIN NAME TSSOP THIN QFN Potentiometer A High Terminal Potentiometer A Wiper Terminal Potentiometer A Low Terminal Potentiometer B High Terminal ...
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Dual, 256-Tap, Nonvolatile, I Digital Potentiometers Detailed Description The MAX5477/MAX5478/MAX5479 contain two resistor arrays with 255 elements in each array. The MAX5477 has a total end-to-end resistance of 10kΩ, the MAX5478 has an end-to-end resistance of 50kΩ, and the MAX5479 ...
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Dual, 256-Tap, Nonvolatile, I Table 2. Write-Protect Behavior of VREG and NVREG COMMAND data is written to VREG. Write to VREG Wiper position updates with I No change to NVREG. No change to VREG or wiper position. ...
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Dual, 256-Tap, Nonvolatile, I Digital Potentiometers register with input shift register data and change the wiper position. Use valid 3-byte I proper operation. This precautionary operation is nec- essary only when transitioning from write protected ( not ...
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Dual, 256-Tap, Nonvolatile, I SDA SCL DATA STABLE, CHANGE OF DATA VALID DATA ALLOWED Figure 5. Bit Transfer COMMAND BYTE IS STORED ON RECEIPT OF STOP CONDITION MAX5477/MAX5478/MAX5479 S SLAVE ADDRESS Figure 7. Command Byte Received HOW CONTROL BYTE AND ...
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Dual, 256-Tap, Nonvolatile, I Digital Potentiometers 5V H_ 30V W_ MAX5477 MAX5478 MAX5479 MAX480 L_ Figure 9. Positive LCD Bias Control Using a Voltage-Divider VREGxNVREG: Data transfers from the volatile memory register into the nonvolatile memory register. Nonvolatile Memory The ...
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Dual, 256-Tap, Nonvolatile MAX5477 MAX5478 MAX5479 256 WHERE R = END-TO-END RESISTANCE HL AND D = DECIMAL VALUE OF WIPER ...
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Dual, 256-Tap, Nonvolatile, I Digital Potentiometers (The package drawing(s) in this data sheet may not reflect the most current specifications. For the latest package outline information go to www.maxim-ic.com/packages.) MARKING D/2 D 0.10 C PKG 8L 3x3 12L 3x3 REF. ...
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... Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are implied. Maxim reserves the right to change the circuitry and specifications without notice at any time. Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 ____________________ 17 © 2006 Maxim Integrated Products ...