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MCP4162-104E/SN
+StücklisteIC DGTL POT 100KOHM 257TAP 8SOIC
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HerstellerMikrochip-Technologie
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Herstellerteil #MCP4162-104E/SN
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Datenblatt MCP4162-104E/SN DataSheet
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Paket SOIC-8
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Auf Lager7112
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Spezifikationen
| Attribut | Wert |
| Package | Tube |
| Series | WiperLock™ |
| ProductStatus | Active |
| Taper | Linear |
| Configuration | Rheostat |
| NumberofCircuits | 1 |
| NumberofTaps | 257 |
| Resistance(Ohms) | 100k |
| Interface | SPI |
| MemoryType | Non-Volatile |
| Voltage-Supply | 1.8V ~ 5.5V |
| Tolerance | ±20% |
| TemperatureCoefficient(Typ) | 150ppm/°C |
| MountingType | Surface Mount |
| SupplierDevicePackage | 8-SOIC |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
| OperatingTemperature | -40°C ~ 125°C |
Übersicht
Description
Key features of the MCP4162-104E/SN include non-volatile EEPROM memory, which retains the wiper setting even after power is removed, thereby ensuring consistent operation on power-up. The device operates over a voltage range of 2.7V to 5.5V, making it flexible for use in various power supply scenarios. It is designed with low power consumption in mind, enhancing its efficiency in battery-powered applications. Packaged in an 8-pin SOIC, it offers ease of integration into circuit designs. The wide temperature range of -40°C to +125°C makes it suitable for various environments.
Equivalent
Features
1. Resistance Value: It offers a nominal resistance of 100k ohms.
2. Interface: The device uses an SPI-compatible interface for communication, allowing for easy integration with microcontrollers.
3. Resolution: It provides 8-bit resolution with 256 wiper steps, enabling fine control over resistance values.
4. Non-Volatile Memory: The wiper setting can be stored in non-volatile memory, ensuring the last position is retained even after power loss.
5. Single Potentiometer: It features a single-channel potentiometer in a compact package.
6. Low Power Consumption: The device is designed for low power consumption, making it suitable for battery-powered applications.
7. Operating Voltage: It operates over a wide voltage range from 2.7V to 5.5V.
8. Temperature Range: Suitable for industrial applications, it operates within a temperature range of -40°C to +125°C.
9. Package: Available in an 8-pin SOIC package, which facilitates easy mounting on PCBs.
These features make the MCP4162-104E/SN suitable for applications requiring precise resistance adjustments, such as audio control, sensor calibration, and LED dimming.
Pinout
Here is a brief description of the pin functions:
1. VDD (Pin 8): Power supply voltage.
2. VSS (Pin 4): Ground reference.
3. CS (Pin 3): Chip Select, used to enable the device.
4. SCK (Pin 2): Serial Clock Input, used to clock in data.
5. SI (Pin 5): Serial Data Input, used to input data to the device.
6. SO (Pin 6): Serial Data Output, used for daisy chaining or reading back data.
7. PA (Pin 1): Terminal A of the potentiometer.
8. PB (Pin 7): Terminal B of the potentiometer.
9. PW (Pin 8): Wiper terminal of the potentiometer.
The MCP4162 allows for digital control of the resistance between the wiper (PW) and the terminals (PA and PB) via an SPI interface, making it useful for applications such as audio control, sensor calibration, and tuning circuits.
Manufacturer
Application
1. Volume Control: Used in audio equipment for precise volume adjustments.
2. Signal Conditioning: Adjusts gain and offset in analog signal processing.
3. Calibration: Used in sensor calibration for maintaining accurate readings.
4. Variable Resistor Replacement: Offers a digitally controlled alternative to mechanical potentiometers in circuits.
5. Automotive: Used in systems requiring resistance adjustments like lighting and seat positioning.
6. Industrial Control: Facilitates remote adjustments in control systems.
7. Data Acquisition Systems: Optimizes signal input levels for better data accuracy.
Its versatility, precision, and digital interface make it suitable for these and other electronic applications.