Ad5160 datasheet 256 position spi compatible digital. The digilent pmod dpot is a digital potentiometer allowing users to set a desired resistance anywhere from 60 to a nominal 10 k download this reference manual. Users may, at their discretion, load a 3 pin mte cable header as an. Digital potentiometer ad5160 data sheet features functional block diagram 256position endtoend resistance. Quad channel, 256position, i 2 c, nonvolatile digital potentiometer. Learn how to use a digital potentiometer, specifically the digilent pmoddpot board based on the analog devices ad5160. Overview adafruit ds3502 i2c digital potentiometer. Ad5160 256position spicompatible digital potentiometer.
The pmoddpot communicates through a 3 wire serial peripheral interface spi to configure the analog devices ad5160. Ad, alldatasheet, datasheet, datasheet search site for. Ad5160 datasheet, ad5160 datasheets, ad5160 pdf, ad5160 circuit. Functional description for a detailed description of the analog devices ad5160 please refer to the device data sheet available at. Jan 02, 2008 mcp4261 2 potentiometer 1 spi ee yes nv wiper 5. Logic inputs cs, ud, and inc determine the position of the wiper.
But when i turn on my motor controller with a digital potentiometer connected, the resistance immediately goes very high measured this with multimeter. Incrementdecrement digital potentiometer, ad5220 datasheet, ad5220 circuit, ad5220 data sheet. But the digital potentiometer doesnt have a single resistance element with a moveable wiper. Equations for the programmable resistance values and output voltages are provided from the ad5160 datasheet below. Most digital potentiometers, including the ad5160 can only operate with voltages between gnd and vdd on any of the analog pins so careful if your application takes any pin to a negative voltage. All other trademarks are the property of their respective owners. The digilent pmod dpot is a digital potentiometer allowing users to set a desired resistance. The pmoddpot utilizes analog devices ad5160 to digitally set a desired. Digital potentiometer evaluation board user manual ad5245 general overview this evaluation board provides the user with a simple and quick solution to evaluate digital potentiometers from analog devices. B information furnished by analog devices is believed to be accurate and reliable.
Aug 04, 2019 the maxim ds3502 is an i2c potentiometer that allows users to have programatic control where one would normally need a normal potentiometer. Each potentiometer can be used as a threeterminal potentiometer or as a two. Audio gain control using digital potentiometers tutorial. These devices perform the same electronic adjustment function as mechanical potentiometers or variable resistors but with enhanced resolution, solidstate reliability, and superior low temperature coefficient performance. The tpl0102 has two lineartaper digital potentiometers dpots with 256 wiper positions. The digilent pmod dpot is a digital potentiometer allowing users to set a desired resistance anywhere from 60 to a nominal 10 k tutorials. The pmoddpot is a digital potentiometer powered by the analog devices ad5160. Ad5160brjz5rl7 analog devices inc, ad5160brjz5rl7 datasheet. Digital potentiometers data sheet ad5243 ad5248 rev. I can successfully communicate with these devices through arduino and see the resistance change according to the codes i send. Digital potentiometers design guide microchip technology.
Quad digitally programmable potentiometer dpp with 256 taps and spi interface. By using this breakout you can automate control over a variety of controls that would normally need to be done manually. Ad, alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. Ad5160 noos driver for renesas microcontroller platforms. The pmod dpot utilizes analog devices ad5160 to digitally set a desired resistance between two terminals. The wiper terminal has an internal resistance of 60.
Dual, 256 positi on, i c compatible digital potentiometers. Therefore, my digital potentiometer is not working. Evaluation board for the ad5160 digital potentiometer. Ad5160 256position spi compatible digital potentiometer data sheet rev. Replacing mechanical potentiometer with digital potentiometer. Ad5160 datenblattkostenlos, ad5160 datasheet, ad5160 datenblatt, ad5160 pdf, ad5160 stuckpreis kaufeinkaufspreis, ad5160 artikeldetails ausfuhrliche produktinformationen. The digilent pmoddpot is a digital potentiometer allowing users to set a desired. Download ad5160 datasheet pdf analog devices document. Designed this pmod around the analog devices ad5160 digital potentiometer. Demo code uses msp430fr5969 launchpad to control ad5160 8bit digital potentiometer from serial terminal.
B page 2 of16table of contentsfeatures 1 applications 1 functional block diagram 1 datasheet search, datasheets, datasheet search site for electronic components and semiconductors, integrated circuits, diodes and other semiconductors. The diligent pmoddpot board provides a convenient set of interface connectors for the analog devices ad5160 digital potentiometer. However, no responsibility is assumed by analog devices for its use, nor for any infringements of patents or other. Digital potentiometer figure 2 is a block diagram of a digital potentiometer, or digipot, connected to a microcontroller mcu. Dual digital potentiometer evaluation board user manual ad5162 general overview this evaluation board provides the user with a simple and quick solution to evaluate digital potentiometers from analog devices. Data sheet features 256position endtoend resistance. Audio gain control using digital potentiometers dec 26, 2002 abstract.
Microchip offers digital potentiometer devices with typical endtoend resistances of 2. Doc digilent digital potentiometer ni myrio denver agulto. This will allow me to control the speed of the motor using labview on a pc. When cs returns high, data will be loaded into the dac register. The pmod dpot is a digital potentiometer powered by the analog devices ad5160. Digilent pmoddpot digital potentiometer reference manual. Like a mechanical potentiometer, the digital potentiometer has two ends a1 and b1 and a wiper w1. Resistance is selected in 1k increments in the range 010k. Description 256position spicompatible digital potentiometer. Pmoddpot allows a pmod compatible host board to control a digital potentiometer. Floating either terminal a or b allows the devi ce to be used as a rheostat variable resistor.
Ad5160 pdf, ad5160 description, ad5160 datasheets, ad5160. Thirtytwo tap points are accessible to the wiper along the resistor string between h and l. It also has a fairly high capacitance between the potentiometer pins and ground, higher than a conventional pot. Datasheet pdf schematics pdf for all other material. Choosing the correct digipot for your application mikrocontroller. These devices perform the same electronic adjustment function as mechanical potentiometers1 or variable resistors but with enhanced resolution, solidstate reliability, and superior low temperature coefficient performance.
Analog devices offers a wide range of digital potentiometer digipot options. The screenshots above shows the front panel of digital potentiometer which displays different measurement of resistances from 0 to 255 which changes the value of the dpot wiper voltage fom 0 to 5 conclusion. Ad5160 series digital potentiometer ics are available at mouser electronics. Users may, at their discretion, load a 3 pin mte cable header. Ad5160 noos driver for microchip microcontroller platforms. Ad5160 256position spi compatible digital potentiometer data. Replacing mechanical potentiometer with digital potentiometer for. A digital potentiometer probably cant be considered the most. Evalad5160dbz evaluation board using the ad5160 256position spicompatible digital potentiometer.
The digital potentiometer is spi compatible attached. Jul 31, 2016 digital potentiometer ad5160 data sheet features functional block diagram 256position endtoend resistance. Ad5160 datasheet analog devices, download pdf radiolocman. Ad5160 potentiometer datasheet pdf digital potentiometer. Ad 256position spi compatible digital potentiometer,alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. However, no responsibility is assumed by analog devices for its use, nor for any infringements of patents or other rights of third parties that may result from its use.
Digilent engineers designed this pmod around the analog devices ad5160 digital potentiometer. Doc digilent digital potentiometer ni myrio denver. Replacing mechanical potentiometer with digital potentiometer for myrio psuedonym. Information furnished by analog devices is believed to be accurate and. C document feedback information furnished by analog devices is believed to be accurate and reliable.
Digital potentiometer datasheet, digital potentiometer pdf, digital potentiometer data sheet, datasheet, data sheet, pdf. Users can access the pmoddpots programmed resistance through two methods. Ad5160 256 position spi compatible digital potentiometer features. Pmoddpot reference manual overview 1 functional description. There is a minimum quantity of 202 and a maximum quantity of 300 for this product. Only one digital pot can be placed on the board at a time. Evaluation board for the ad5160 digital potentiometer ad5160 256position spicompatible digital potentiometer. Digital potentiometers pots offer advantages for audio volume gain control applications and can replace bulky mechanical pots, especially in handheld portable devices such as mp3 players, pdas, cell phones, mobile internet devices, or stereo amfm radios. The primary means of access is via a three point screw terminal available on every pmoddpot. Tpl0102100 data sheet, product information and support. Hi, i wish to replace a mechanical potentiometer on a motor control board which is used to control the speed of a motor with a digital potentiometer. With 256 possible step values, a resistance between 60. Ad5160 pin descriptions pin name description 1 v w w terminal 2 v dd positive power supply 3 gnd ground 4 clk serial clock input, positive edge triggered 5 sdi serial data input 6 cs chip select input, active low. Ad5160 256position spi compatible digital potentiometer.
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