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DS1866Z

Name: DS1866Z
Rating: 4.7 (12 reviews)

IC DGTL POT 10KOHM 8TAP 8SOIC

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資料表 DS1866Z DataSheet
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規格

Part Status	Obsolete
Base Product Number	DS1866
DigiKey Programmable	Not Verified
Taper	Logarithmic
Configuration	Potentiometer
Number of Circuits	1
Number of Taps	8
Resistance (Ohms)	10k
Interface	Parallel
Memory Type	Volatile
Voltage - Supply	2.7V ~ 5.5V
Tolerance	±20%
Temperature Coefficient (Typ)	750ppm/°C
Mounting Type	Surface Mount
Supplier Device Package	8-SOIC
Package	8-SOIC (0.154", 3.90mm Width)
Operating Temperature	-40°C ~ 85°C
Resistance - Wiper (Ohms) (Typ)	400
Packaging	Tube

概述

Description

The DS1866Z is a digital potentiometer designed for various applications, including audio control, signal processing, and sensor calibration. It features a dual-channel design with 256 wiper positions, allowing for precise resistance adjustment. The device interfaces via an I2C-compatible communication protocol, enabling straightforward integration into microcontroller-based systems.
Key features include low power consumption, a wide operating voltage range, and the ability to retain settings in memory, making it suitable for battery-operated applications. The DS1866Z also incorporates a non-volatile memory option, ensuring that user settings are maintained even after power loss. Its compact form factor and ease of use make it a popular choice for developers looking to implement variable resistance in their designs.
In summary, the DS1866Z is a versatile and efficient digital potentiometer ideal for enhancing control and functionality in electronic circuits.

Features

The DS1866Z is a dual-channel, digitally controlled variable resistor (DVR) designed for use in various applications, including volume control, tone control, and other analog signal processing. Key features include:
1. Dual Channels: Offers two independent variable resistors controlled digitally.
2. Digital Control: Utilizes a standard 3-wire serial interface (SPI) for easy integration with microcontrollers.
3. Wide Resistance Range: Provides adjustable resistance values, allowing fine-tuning of signal levels.
4. High Linearity: Ensures minimal distortion in audio and signal applications.
5. Low Power Consumption: Operates efficiently, suitable for battery-powered devices.
6. Temperature Stability: Designed to maintain performance across a wide temperature range.
7. Compact Package: Available in a small surface-mount package, facilitating space-saving designs.
These features make the DS1866Z ideal for applications that require precise control of analog signals.

Package

The DS1866Z is packaged in a 14-pin TSSOP (Thin Shrink Small Outline Package).

Pinout

The DS1866Z is a digital potentiometer with a total of 16 pins. Its primary functions include:
1. Power Supply Pins (VDD, VSS): Provide power to the device.
2. Wiper Pins (W1, W2): These pins connect to the wiper of the potentiometer, allowing voltage adjustment.
3. Terminal Pins (T1, T2): Connect to the ends of the resistive ladder.
4. Control Interface (CS, SCK, SDI, SDO): Facilitate communication via a serial interface for setting the wiper position and configuring the device.
5. Mode Select Pins (M0, M1): Determine the operational mode of the device.
6. Shutdown Pin (SHDN): Used to put the device into a low-power shutdown mode.
7. Configuration Pins (H0, H1): Allow for additional configuration options.
Overall, the DS1866Z is designed for precise resistance adjustment in applications such as audio control, gain adjustment, and sensor calibration.

Manufacturer

The DS1866Z is manufactured by Maxim Integrated, a company known for designing and manufacturing analog and mixed-signal integrated circuits. Founded in 1983, Maxim Integrated specializes in products that cater to various industries, including automotive, communications, consumer electronics, industrial, and medical applications. In 2021, Maxim Integrated was acquired by Analog Devices, Inc., a leading global semiconductor company. Their focus is on delivering innovative solutions for signal processing, power management, and connectivity, with a strong emphasis on high-performance and energy-efficient technologies.

Application

The DS1866Z is a dual digital potentiometer used in various applications such as audio volume control, sensor calibration, signal conditioning, and adjustable gain settings. It is commonly found in consumer electronics, automotive systems, medical devices, and industrial automation for precise resistance adjustments and digital control over analog signals.

Equivalent

The DS1866Z is a digital potentiometer IC. Equivalent products include:
1. MCP41010/MCP41050 (Microchip)
2. AD5206/AD5209 (Analog Devices)
3. PT100 (NXP)
4. X9C103/X9C104 (Intersil)
These alternatives provide similar functionality in varying configurations and specifications. Always check datasheets for compatibility.