AD5220BR10

Memory Type:	Volatile
Base Part Number:	AD5220
Supplier Device Package:	8-SOIC
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Operating Temperature:	-40°C ~ 85°C
Resistance - Wiper (Ohms) (Typ):	40
Temperature Coefficient (Typ):	800 ppm/°C
Tolerance:	±30%
Features:	--
Voltage - Supply:	2.7 V ~ 5.5 V
Series:	--
Interface:	Up/Down (U/D, CS)
Resistance (Ohms):	10k
Number of Taps:	128
Number of Circuits:	1
Configuration:	Potentiometer
Taper:	Linear
Part Status:	Obsolete
Packaging:	Tube

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Data Acquisition - Digital PotentiometersDigital potentiometers come in different shapes and sizes and are designed to provide a range of output resistance from a variety of input signals. The AD5220BR10 Digital Potentiometer is one such device which provides engineers with a low-cost and convenient way of digitally adjusting the amount of resistance at various points in the signal path.The AD5220BR10 is a 10-bit digital potentiometer featuring a maximum resistance of 10KΩ, and can be adjusted using a 10-bit digital data input. It features a linear digital taper and can be used in a variety of applications such as digital audio adjustment, Automatic Gain Control (AGC), and offset adjustment.The device features a unique resistor tap selection circuit which is designed to allow a user to program the tap position in 8-bit increments. The device is powered using a single supply voltage within the range of 3V to 5.5V. It also features a power down mode and has low power consumption of 4µA.The key feature of the AD5220BR10 is its programmable resistance. The resistance is digitally controlled by an 8-bit data word that is connected to the device’s data inputs. By changing the data word, the device can be programmed to provide a varying resistance for each new data word that is sent to the device. This allows for precise control over the resistance at each step along the signal path.The device itself consists of four parts, the power supply, the Digital Potentiometer (DPOT), the Wiper Terminal and the Ground. The power supply provides necessary power to the device while the digital signal input provides the data necessary to program the resistance at each tap position.The Digital Potentiometer contains ten resistor elements, each having a constant resistance of 10KΩ. These resistors are connected in series with one another, with each resistor tap providing a different value of resistance based on its position in the chain. The Wiper Terminal provides connection to the wiper element of the Digital Potentiometer, which determines the amount of resistance that the device provides. The ground terminal provides a connection for DC return.The AD5220BR10 is a great choice for engineers looking for a low cost digital potentiometer with a wide range of applications. Its low power consumption and programmable resistance makes it ideal for a variety of digital audio, AGC, and offset adjustment applications. Its ten taps also provide a great level of control and flexibility over the resistance that the device provides.

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