DS1804Z-050+T&R

Memory Type:	Non-Volatile
Base Part Number:	DS1804
Supplier Device Package:	8-SOIC
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Operating Temperature:	-40°C ~ 85°C
Resistance - Wiper (Ohms) (Typ):	400
Temperature Coefficient (Typ):	750 ppm/°C
Tolerance:	±20%
Features:	--
Voltage - Supply:	2.7 V ~ 5.5 V
Series:	--
Interface:	Up/Down (U/D, INC, CS)
Resistance (Ohms):	50k
Number of Taps:	100
Number of Circuits:	1
Configuration:	Potentiometer
Taper:	Linear
Part Status:	Active
Packaging:	Tape & Reel (TR)

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DS1804Z-050+T&R Application Field and Working PrincipleDigital Potentiometers, or Digitally Controlled Potentiometers (DCPs), are electronic components with a ratiometric output that can be adjusted digitally or by an external voltage. They are used mainly in audio applications such as mixing or equalization, and typically consist of three terminals: +, --, and wiper. The wiper terminal can be programmed to move to any position between -- and +.DS1804Z-050+T&R is a type of DCP that features four independent logarithmically calibrated independent channels, each with a wiper terminal. It also features a user-selectable high impedance input mode, allowing it to be suited for various applications.What is the Application Field?The DS1804Z-050+T&R is generally used for audio mixing and equalization, as well as for digital potentiometer applications in automotive, robotics, and consumer electronics. It is well-suited for applications in industries that require precise control, such as medical, test and measurement, and industrial.How Does It Work?The DS1804Z-050+T&R works by taking a digital signal from a processor, such as an Arduino or Raspberry Pi, and converting it into an analog logarithmic output. The wiper terminal is used to adjust the shift voltage, which is sent to the -- and + terminals to adjust the output voltage. The internal logarithmic function ensures that the shift voltage is proportional to the output voltage, allowing it to be highly precise and accurate.The DS1804Z-050+T&R also supports high impedance input mode, allowing it to be used for various applications. This mode is enabled by connecting the wiper terminal to the -- terminal. In this mode, the output voltage will be proportional to the shift voltage, but with a higher output impedance that allows it to drive a larger load.ConclusionThe DS1804Z-050+T&R is an incredibly powerful and versatile electronic component, capable of providing fine and accurate control over its output voltage. It is often used in applications that require precise digital control, such as audio mixing and equalization, in industries such as medical, automotive, and robotics. Additionally, it features a high impedance input mode that allows it to be used for a much wider range of applications.

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