MCP42050-I/SL

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MCP42050-I/SL

IC DGTL POT 50KOHM 256TAP 14SOIC

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Spécifications

Part Status Active
DigiKey Programmable Not Verified
Taper Linear
Configuration Potentiometer
Number of Circuits 2
Number of Taps 256
Resistance (Ohms) 50k
Interface SPI
Memory Type Volatile
Voltage - Supply 2.7V ~ 5.5V
Features Cascade Pin
Tolerance ±30%
Temperature Coefficient (Typ) 800ppm/°C
Mounting Type Surface Mount
Supplier Device Package 14-SOIC
Package / Case 14-SOIC (0.154", 3.90mm Width)
Operating Temperature -40°C ~ 85°C
Resistance - Wiper (Ohms) (Typ) 175
Base Product Number MCP42050

Vue d'ensemble

Description

The MCP42050-I/SL is a digital potentiometer from Microchip Technology, designed for various applications that require adjustable resistance. It features a dual-channel, 50 kΩ resistance with a serial interface (SPI) for easy integration into microcontroller-based systems. This device allows for precise control of resistance values through digital commands, making it suitable for tasks like volume control, signal attenuation, or sensor calibration.
Key features include a wide operating voltage range (from 2.7V to 5.5V), low power consumption, and a temperature range suitable for industrial applications. The MCP42050-I/SL also includes non-volatile memory, allowing settings to be retained even after power loss. Its compact package and ease of use make it ideal for space-constrained designs.
Overall, the MCP42050-I/SL is a versatile component that enhances the functionality of electronic devices by enabling programmable resistance tuning and control.

Features

The MCP42050-I/SL is a dual digital potentiometer with the following key features:
1. Dual Channels: Contains two independent 256-position potentiometers.
2. I²C Interface: Uses a serial I²C interface for easy communication with microcontrollers.
3. Operating Voltage: Supports a wide operating voltage range from 2.7V to 5.5V.
4. Non-volatile Memory: Incorporates EEPROM to retain wiper positions after power loss.
5. Low Power Consumption: Designed for low power applications, enhancing battery life.
6. Taper Options: Available with linear and logarithmic taper configurations.
7. Temperature Range: Operates within a temperature range of -40°C to +125°C.
8. Wiper Resistance: Features low wiper resistance, ensuring better signal integrity.
9. Package Options: Offered in a small, surface-mount package (SOT-23) for compact designs.
These features make the MCP42050-I/SL suitable for various applications, such as audio volume control, sensor calibration, and adjustable signal conditioning.

Package

The MCP42050-I/SL is packaged in a 14-pin TSSOP (Thin Shrink Small Outline Package).

Pinout

The MCP42050-I/SL is a digital potentiometer with a total of 8 pins. Here’s a brief overview of its pin configuration and functions:
1. VDD (Pin 1): Power supply for the device.
2. SCK (Pin 2): Serial clock input for SPI communication.
3. SDI (Pin 3): Serial data input for entering commands and data.
4. CS (Pin 4): Chip select, activates the device for communication.
5. W1 (Pin 5): Wiper terminal for the first potentiometer.
6. W2 (Pin 6): Wiper terminal for the second potentiometer.
7. A (Pin 7): Terminal A of the first potentiometer.
8. B (Pin 8): Terminal B of the second potentiometer.
The MCP42050-I/SL operates as a dual digital potentiometer with a 256-position range and utilizes a serial peripheral interface (SPI) for control. Its applications include adjustable gain, volume control, and sensor calibration.

Manufacturer

The MCP42050-I/SL is manufactured by Microchip Technology Inc. Microchip is a leading provider of microcontroller, mixed-signal, and analog semiconductors. Founded in 1989, the company specializes in developing microcontrollers and integrated circuits for various applications, including automotive, industrial, and consumer electronics. Microchip is known for its focus on embedded solutions, offering a wide range of products that enable designers to create innovative electronic systems. The MCP42050 is a digital potentiometer used in applications requiring precise resistance adjustment, making it a valuable component in various electronic designs.

Application

The MCP42050-I/SL is a dual digital potentiometer commonly used in applications such as audio volume control, sensor calibration, gain adjustment in amplifiers, and signal processing. It is also employed in programmable resistor configurations, adjustable power supplies, and as a variable resistor in filters and tuning circuits. Its SPI interface allows for easy integration into microcontroller-based systems.

Equivalent

The MCP42050-I/SL is a dual digital potentiometer with 256 positions. Equivalent products include:
1. AD5206: Dual digital potentiometer with similar functionality.
2. MCP4231: Dual 256-position digital potentiometer with a different architecture.
3. DS1803-100: Dual digital potentiometer with a similar resistance range.
4. MAX512: Dual digital potentiometer with 256 steps.
Always verify specifications to ensure compatibility with your application.

Expédition

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FedEx: Les frais d'expédition varient de 25 à 40 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

UPS: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

TNT: Les frais d'expédition varient de 25 à 65 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

EMS: Les frais d'expédition varient de 30 à 50 $ (0,5 kg), avec un délai de livraison estimé de 7 à 15 jours ouvrables.

Courrier aérien enregistré: Le coût d'expédition est de 2 à 4 $ (0,1 kg), avec un délai de livraison estimé de 5 à 20 jours ouvrables.

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