規格
| 屬性 | 價值 |
| Package / Case | Tube |
| Part Status | Active |
| Taper | Linear |
| Configuration | Potentiometer |
| Number of Circuits | 1 |
| Number of Taps | 256 |
| Resistance(Ohms) | 100k |
| Interface | SPI |
| Memory Type | Volatile |
| Voltage - Supply | 2.7V ~ 5.5V |
| Tolerance | ±30% |
| Temperature Coefficient(Typ) | 800ppm/°C |
| Mounting Type | Surface Mount |
| Supplier Device Package | 8-SOIC |
| Operating Temperature | -40°C ~ 85°C |
概述
Description
The MCP41100-I/SN is a single-channel digital potentiometer from Microchip Technology. It features 100 kΩ resistance with 256 tap points, offering precise digital control via SPI interface.
Key features:
- Voltage range: 2.7V–5.5V
- Low power consumption
- Non-volatile memory (retains settings when powered off)
- 8-pin SOIC package
Applications include volume control, calibration, and programmable voltage dividers. Its compact size and SPI compatibility make it ideal for embedded systems.
For detailed specs, refer to the datasheet.
Key features:
- Voltage range: 2.7V–5.5V
- Low power consumption
- Non-volatile memory (retains settings when powered off)
- 8-pin SOIC package
Applications include volume control, calibration, and programmable voltage dividers. Its compact size and SPI compatibility make it ideal for embedded systems.
For detailed specs, refer to the datasheet.
Equivalent
Equivalent products to the MCP41100-I/SN (digital potentiometer) include:
- MCP41010-I/SN (10kΩ, single channel)
- MCP42010-I/SN (dual channel)
- AD8400ARZ10 (Analog Devices)
- MAX5481EUD+ (Maxim Integrated)
- DS1804Z-010+ (Maxim Integrated, non-volatile)
These offer similar functionality (SPI interface, 8-bit resolution, 10kΩ resistance). Check datasheets for exact specs.
- MCP41010-I/SN (10kΩ, single channel)
- MCP42010-I/SN (dual channel)
- AD8400ARZ10 (Analog Devices)
- MAX5481EUD+ (Maxim Integrated)
- DS1804Z-010+ (Maxim Integrated, non-volatile)
These offer similar functionality (SPI interface, 8-bit resolution, 10kΩ resistance). Check datasheets for exact specs.
Pinout
The MCP41100-I/SN is an 8-pin (SOIC package) digital potentiometer with the following key functions:
- Pin Count: 8 pins (SOIC-8 package).
- Function: Single-channel, 100kΩ digital potentiometer with SPI interface.
- Key Features:
- 256-tap positions (8-bit resolution).
- Non-volatile memory (retains settings after power-off).
- SPI-compatible control (supports up to 10 MHz).
- Low power consumption.
Pin Functions:
1. CS (Chip Select) – SPI enable.
2. SCK (Clock) – SPI clock input.
3. SI (Serial In) – SPI data input.
4. VSS (Ground) – Power supply ground.
5. PA0 – Potentiometer terminal A.
6. PW0 – Potentiometer wiper (output).
7. PB0 – Potentiometer terminal B.
8. VDD (Supply Voltage) – 2.7V–5.5V.
Used for volume control, calibration, and programmable resistance in circuits.
- Pin Count: 8 pins (SOIC-8 package).
- Function: Single-channel, 100kΩ digital potentiometer with SPI interface.
- Key Features:
- 256-tap positions (8-bit resolution).
- Non-volatile memory (retains settings after power-off).
- SPI-compatible control (supports up to 10 MHz).
- Low power consumption.
Pin Functions:
1. CS (Chip Select) – SPI enable.
2. SCK (Clock) – SPI clock input.
3. SI (Serial In) – SPI data input.
4. VSS (Ground) – Power supply ground.
5. PA0 – Potentiometer terminal A.
6. PW0 – Potentiometer wiper (output).
7. PB0 – Potentiometer terminal B.
8. VDD (Supply Voltage) – 2.7V–5.5V.
Used for volume control, calibration, and programmable resistance in circuits.
Manufacturer
The MCP41100-I/SN is manufactured by Microchip Technology Inc., a leading American semiconductor company specializing in microcontroller, mixed-signal, analog, and Flash-IP solutions. Founded in 1989 and headquartered in Chandler, Arizona, Microchip is known for its broad portfolio of embedded control products, serving industries like automotive, industrial, consumer, and communications. The company is recognized for its PIC microcontrollers and analog/mixed-signal ICs, including digital potentiometers like the MCP41100-I/SN.
Application
The MCP41100-I/SN is a digital potentiometer used in various applications:
- Volume Control: Adjusts audio levels in amplifiers and sound systems.
- LCD Contrast/Brightness: Fine-tunes display settings in monitors and panels.
- Sensor Calibration: Provides adjustable resistance for precision sensors.
- Power Supply Regulation: Controls voltage/current in programmable power supplies.
- Automotive Electronics: Used in dashboards and infotainment systems.
- Industrial Automation: Adjusts parameters in control systems.
Its digital interface (SPI) and compact package make it ideal for space-constrained, programmable circuits.
- Volume Control: Adjusts audio levels in amplifiers and sound systems.
- LCD Contrast/Brightness: Fine-tunes display settings in monitors and panels.
- Sensor Calibration: Provides adjustable resistance for precision sensors.
- Power Supply Regulation: Controls voltage/current in programmable power supplies.
- Automotive Electronics: Used in dashboards and infotainment systems.
- Industrial Automation: Adjusts parameters in control systems.
Its digital interface (SPI) and compact package make it ideal for space-constrained, programmable circuits.
Package
The MCP41100-I/SN is a digital potentiometer from Microchip Technology. It comes in an 8-pin SOIC (SN) package, which is a small outline integrated circuit package suitable for surface-mount applications. The "I" indicates an industrial temperature range (-40°C to +85°C). This compact package is ideal for space-constrained designs requiring precise resistance adjustments.
