MAX5389 MAXIM [Maxim Integrated Products], MAX5389 Datasheet
MAX5389
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MAX5389 Summary of contents
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... The MAX5389 features an up/down interface. The small package size, low supply operating voltage, low supply current, and automotive temperature range of the MAX5389 make the device uniquely suited for the portable consumer market, battery backup industrial applications, and the automotive market. ...
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... H_, W_ GND ......................................-0.3V to the lower of All Other Pins to GND .............................................-0.3V to +6V Continuous Current into H_, W_, and L_ MAX5389L ......................................................................... Q5mA MAX5389M ........................................................................ Q2mA MAX5389N ........................................................................ Q1mA Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied ...
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... GND -40NC to +125NC, unless otherwise noted. Typical values are CONDITIONS (Note 5) MAX5389L Code = 80H, 10pF load, BW MAX5389M V = +2.6V DD MAX5389N Measured RMS MAX5389L t MAX5389M S MAX5389N V DD Digital inputs = V or GND MAX ...
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Dual, 256-Tap, Volatile, Low-Voltage Linear Taper Digital Potentiometer Figure 1. Voltage-Divider and Variable Resistor Configurations ( V = +5V +25°C, unless otherwise noted SUPPLY CURRENT vs. TEMPERATURE 1.0 0.9 0 0.7 0.6 ...
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Dual, 256-Tap, Volatile, Low-Voltage Linear Taper Digital Potentiometer ( V = +5V +25°C, unless otherwise noted WIPER RESISTANCE vs. WIPER VOLTAGE (10kI) 210 V = 2.6V 190 DD 170 150 130 DD 110 ...
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... TAP POSITION VOLTAGE-DIVIDER INL vs. TAP POSITION (100kI) 0.5 0.4 0.3 0.2 0.1 0 -0.1 -0.2 -0.3 -0.4 -0.5 255 0 51 102 153 204 TAP POSITION VOLTAGE-DIVIDER INL vs. TAP POSITION (10kI) 0.5 0.4 0.3 0.2 0.1 0 -0.1 -0.2 -0.3 -0.4 -0.5 255 0 51 102 153 204 TAP POSITION TAP-TO-TAP SWITCHING TRANSIENT (CODE 127 TO 128) 10kI MAX5389 toc21 400ns/div 255 255 V W-L 20mV/div INC 5V/div ...
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... Dual, 256-Tap, Volatile, Low-Voltage Linear Taper Digital Potentiometer ( V = +5V +25°C, unless otherwise noted TAP-TO-TAP SWITCHING TRANSIENT (CODE 127 TO 128) 50kI MAX5389 toc22 V W-L 20mV/div INC 5V/div 400ns/div MIDSCALE FREQUENCY RESPONSE P 10pF W 0 MAX5389L -10 MAX5389M -20 MAX5389N -30 0.01 0 100 ...
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... Active-Low Register B Chip-Select Input. Drive CSB low to change wiper position WA through INCB and UDB. 8 ______________________________________________________________________________________ TOP VIEW + CSA 1 14 CSB UDA 2 13 INCA UDB 3 12 INCB GND DD MAX5389 FUNCTION to GND with a 0.1FF capacitor close to the device. DD Pin Configuration Pin Description ...
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... On power-up, the wiper position is set to midscale (tap 128). The potentiometers are programmable independent of each other. The MAX5389 features an up/down interface. Up/Down Interface Logic inputs CS_, UD_, and INC_ determine the wiper position of the device (Table 1). With CS_ low and UD_ ...
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Dual, 256-Tap, Volatile, Low-Voltage Linear Taper Digital Potentiometer Applications Information Variable Gain Amplifier Figure 3 shows a potentiometer adjusting the gain of a noninverting amplifier. Figure 4 shows a potentiometer adjusting the gain of an inverting amplifier ...
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Dual, 256-Tap, Volatile, Low-Voltage Linear Taper Digital Potentiometer Variable Gain Current to Voltage Converter Figure 7 shows a variable gain current to voltage con- verter using a potentiometer as a variable resistor. LCD Bias Control Figure 8 shows a positive ...
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Dual, 256-Tap, Volatile, Low-Voltage Linear Taper Digital Potentiometer + Figure 11. Offset Voltage Adjustment Circuit 12 _____________________________________________________________________________________ PROCESS: BiCMOS WA LA For the latest package outline information and land pat- V OUT terns www.maxim-ic.com/packages. ...
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Dual, 256-Tap, Volatile, Low-Voltage Linear Taper Digital Potentiometer REVISION REVISION NUMBER DATE 0 1/10 Initial release Added Soldering Temperature in Absolute Maximum Ratings; corrected 1 4/10 code in Conditions of -3dB Bandwidth specification in Electrical Characteristics; corrected Table 1 and ...