Part 2, super amps and filters for analog interface pdf. Cat5251d cat5251 quad digital potentiometer pot with 256 taps and spi interface. Lowpower digital potentiometers detailed description the max5160 max5161 consist of resistor arrays with thirtyone resistive elements. Functional block diagram of the max5160 digital pot. Each potentiometer can be used as a threeterminal potentiometer or as a twoterminal rheostat. The mcp41xxx is a singlechannel device and is offered in an 8pin pdip or soic package. It is a lineartaper digital potentiometer that performs the same function as a mechanical potentiometer or a variable resistor. Lowpower digital potentiometers, max5160 datasheet, max5160 circuit, max5160 data sheet. Audio gain control using digital potentiometers abstract. Digital potentiometer a digital potentiometer often called digipot is an electronic component that mimics the functions of analog potentiometers. Max5160 pdf, max5160 description, max5160 datasheets. Max5160 datasheet pdf lowpower digital potentiometers. Ac and dc motors in modern industrial systems are often controlled via programmable logic controllers plcs where an industrial. Dnl max inl potentiometer dnl potentiometer inl clock freq max.
Part 1, power and ground pdf reduce the chances of human error. The tpl0102 has two lineartaper digital potentiometers dpots with 256 wiper positions. Ratiometric design overcomes the 25% tolerance of a digital potentiometer pdf reduce the chances of human error. The ds1881 is a dual, nonvolatile nv digital potentiometer designed to operate in audio systems that require 5v signal levels. E information furnished by analog devices is believed to be accurate and reliable. Tpl0401a10 data sheet, product information and support.
This is one application circuit of max5160,if you need more circuits,please download max5160s pdf datashe. Maxim, alldatasheet, datasheet, datasheet search site for. The wiper position of the mcp41xxx42xxx varies linearly and is controlled via. C or serial peripheral interface bus for signalling. The tpl0501 device is a singlechannel, lineartaper, digital potentiometer with 256 wiper positions. The selected step on the ladder determines the resistance ratio of the. Singledual digital potentiometer with spi interface. This is one application circuit of max5160,if you need more circuits,please download max5160s pdf datasheet. Cat5171 256position i2c compatible digital potentiometer pot. The max5481max5482 are 3terminal voltagedividers and the max5483max5484 are 2terminal variable resistors. Tpl0102100 data sheet, product information and support. The max5160max5161 lineartaper digital potentiometers perform the same function as a mechanical potentiometer or a variable resistor. A digital potentiometer uses digital protocols like i.
A allows for usage in portable batteryoperated applications. Lineartaper digital potentiometers can be used in simple voltage divider configurations to provide these nonlinear transfer functions. B information furnished by analog devices is believed to be accurate and reliable. The wiper settings are controlled through an i2ccompatible digital interface. They consist of a fixed resistor and a wiper contact with 32 tap points that are digitally controlled by three lines for the 8pin max5160 or by two lines for the 6 pin. D digital output e communications port rs485optional fgasket table 1 1 meter models description model numbers power and energy meter with integrated display powerlogictm pm5100, pm5110, and pm5111. Digital potentiometers data sheet ad5243 ad5248 rev. Potentiometer circuits electronics tutorial and schematics. The small package size, low supply operating voltage. D digital output e communications port rs485optional fgasket table 1 1 meter models description model numbers power and energy meter with integrated display.
Smart filtering as you select one or more parametric filters below, smart filtering will instantly disable any unselected values that would cause no results to be found. Mcp4xxxx digital potentiometer cross reference guide. Upon powerup, the wiper assumes a midscale position and. Otp is a costeffective alternative over the eemem approach for users who do not need to reprogram new memory settings in the digital potentiometer. Digital potentiometer pot the ca5171 is a 256position digital linear taper potentiometer ideally suited for replacing mechanical potentiometers and variable resistors. The mcp42xxx contains two independent channels in a 14pin pdip, soic or tssop package. Logic inputs cs, ud, and inc determine the position. Maxim integrated max5160 series digital potentiometer ics. Being one of the leading electronics distributors, we carry many kinds of electronic components from some of the worlds top class manufacturers.
For the max5160, linearity is defined in terms of h to l codedependent resistance. Logic inputs cs, ud, and inc determine the position of the wiper. All other trademarks are the property of their respective owners. Max5160 digital potentiometers datasheet pdf provided by datasheet pdf search for max5160. For the following examples of these types of transfer functions, the 50k. Some typical uses of digital potentiometers are in circuits requiring gain control of amplifiers frequently instrumentation amplifiers, smallsignal audiobalancing, and offset adjustment. Products 6 datasheets 1 images 1 newest products results. Maxim integrated max5160 data acquisition digital potentiometers parts available at digikey. 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 tpl0401x10 has the low terminal internal and connected to gnd. Maxim design support technical documents application. Creating nonlinear transfer functions with linear potentiometer. Audio gain control using digital potentiometers tutorial. Maxims continuous reliability monitoring sep 8, 2004 note that the max5160 has a powerup reset that sets the wiper position to mid scale, thereby allowing the two digital pots to synchronize to the regulator microcontroller.
The mcp4142xx family is available with endtoend resistor values of 5k. Logic inputs cs, ud, and incdetermine the position of the wiper. Max5160 datasheet, max5160 pdf, max5160 data sheet, datasheet, data sheet, pdf, maxim dallas semiconductor, lowpower digital potentiometers. Tpl0501 256taps, singlechannel, digital potentiometer with spi. Ad5233 nonvolatile memory, quad 64position digital. The ds1881 has separate supplies for the potentiometers vcc and the communication circuitry vdd.
The most commonly available digital pots are effectively linear pots, i. Each channel of the ad5207 contains a fixed resistor with a wiper contact that taps the. D information furnished by analog devices is believed to be accurate and reliable. The tap points between each resistive element are connected to. Through digital input signals, the resistance between two terminals can be adjusted, just as in an analog potentiometer. The resistance between the wiper and either endpoint of the fixed. The tpl0401x10 device is a singlechannel, lineartaper digital potentiometer with 128 wiper positions. They consist of a fixed resistor and a wiper contact with 32 tap points that are digitally controlled by three lines for the or by two lines for the 6pin max5161. Unlike the majority of the digital potentiometers in the market, these devices can operate up to 15 v or 5 v provided proper supply voltages are furnished. Max5160 datasheet, max5160 datasheets, max5160 pdf, max5160 circuit. The max5160 max5161 lineartaper digital potentiometers perform the same function as a mechanical potentiometer or a variable resistor.
Max5387 dual 256tap volatile lowvoltage linear taper. Maxim, alldatasheet, datasheet, datasheet search site for electronic. The mcp41425x devices are volatile, 8bit 257 wiper steps digital potentiometers with an spi compatible interface. A digital potentiometer is built either from a resistor ladder integrated circuit or a digital toanalog converter although a resistor ladder construction is the more common.
General description the max5160 max5161 lineartaper digital potentiometers perform the same function as a mechanical potentiometer or a variable resistor. Thirtytwo tap points areaccessible to the wiper along the resistor stringbetween h and l. The gsdadp allows the user to adjust the displayed value via the frontpanel push buttons. Cat56 digital potentiometers pots on semiconductor. Quad digital potentiometer pot with 256 taps and spi interface description the cat5251 is four digital pots integrated with control logic and 16 bytes of nvram memory. Max5160 datasheet, max5160 pdf, max5160 data sheet, max5160 manual, max5160 pdf, max5160, datenblatt, electronics max5160, alldatasheet, free, datasheet, datasheets. Each digital pot consists of a series of resistive elements connected between two externally accessible end points. We are an online competitive distributor in the electronic components area. Each channel of the ad5204 ad5206 contains a fixed resistor with a wiper contact that taps the fixed resistor value at a point determined by a digital code loaded into the spicompatible serialinput register. Maxim lowpower digital potentiometers,alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. A reasonably constant dbperstep law is desirable in audio volume.
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. Audio gain control using digital potentiometers dec 26, 2002 abstract. Cat5251 quad digital potentiometer pot with 256 taps. Quad digitally programmable potentiometer dpp with 256 taps and spi interface. The max5160 max5161 lineartaper digital potentiome ters perform the same function as a. Max5160 datasheet, pinout,application circuits lowpower digital. The position of the wiper can be adjusted using an i 2 c interface.
Thirtytwo tap points are accessible to the wiper along the resistor string between h and l. Digital potentiometers design guide microchip technology. Max5160 pdf, max5160 description, max5160 datasheets, max5160. This family is available in tssop14 and qfn20 5x5 packages and has 5k. However, most such potentiometers suffer from at least one flaw. Cat56, cat57, and cat58 are a family of digital pots. These vr latches are updated from an internal serialtoparallel shift register, which is loaded from a standard 3wire serialinput. Ac and dc motors in modern industrial systems are often controlled via programmable logic controllers plcs where an. They consist of a fixed resistor and a wiper contact with 32 tap points that are digitally controlled by three lines for the 8pin max5160 or by two lines for the 6pin max5161. The max5481max5484 feature an internal, nonvolatile, electrically erasable programmable readonly. They consist of a fixed resistor and a wiper contact with 32 tap points that are digitally controlled by three lines for the 8pin max5160 or by two lines for the 6.
The tpl0102100 has an endtoend resistance of 100 k. Cat5251 quad digital potentiometer pot with 256 taps and. Maxim integrated max5160 series digital potentiometer ics are available at mouser electronics. Note that the max5160 has a powerup reset that sets the wiper position. Ironhorse gsdadp digital potentiometer general information the gsdadp digital potentiometer is a compact, microprocessorbased unit capable of being either field or factory configured for a number of industrial userinterface control signal needs. Max5161 lowpower digital potentiometers maxim integrated. It consists of a fixed resistor and a wiper contact with 32 tap points that are digitally controlled by three lines for the 8pin max5160. Each potentiometer can be used as a threeterminal potentiometer or as a two. The potentiometer settings can be stored in eeprom so that they are retained when the power is cycled. Max5160 lowpower digital potentiometers maxim integrated. Microchip offers digital potentiometer devices with typical endtoend resistances of 2. Semiconductor components industries, llc, 20 july, 20. They consist of a fixed resistor and a wiper contact with 32 tap points that are digitally controlled by three lines for the 8pin max5160 or by two lines for the 6pin.
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