Specifications
| Attribute | Value |
| Package | Tube |
| Series | XDCP™ |
| ProductStatus | Obsolete |
| Taper | Linear |
| Configuration | Potentiometer |
| NumberofCircuits | 1 |
| NumberofTaps | 100 |
| Resistance(Ohms) | 10k |
| Interface | Up/Down (U/D, INC, CS) |
| MemoryType | Non-Volatile |
| Voltage-Supply | 5V |
| Tolerance | ±20% |
| TemperatureCoefficient(Typ) | ±300ppm/°C |
| MountingType | Through Hole |
| SupplierDevicePackage | 8-PDIP |
| Package/Case | 8-DIP (0.300, 7.62mm) |
| OperatingTemperature | 0°C ~ 70°C |
Overview
Description
The X9C103P is a digitally controlled potentiometer (DCP) integrated circuit produced by Intersil, now part of Renesas Electronics. It offers the functionality of a mechanical potentiometer but with digital control over the resistance value. The device features a 10kΩ resistance range, divided into 99 discrete steps, allowing for precise adjustment. It operates with a three-wire interface consisting of the increment, up/down, and chip select pins, which enables easy integration with microcontrollers for various applications. The non-volatile memory within the X9C103P maintains the wiper setting even after power loss, ensuring consistent performance upon reactivation. This DCP is commonly used in applications requiring variable resistance, such as audio volume control, sensor calibration, and adjustable gain circuits. It operates over a voltage range of 5V and is designed to be robust, with a wide temperature range suitable for both industrial and consumer electronics. Overall, the X9C103P provides a reliable and precise means of digitally controlling resistance in electronic circuits.
Equivalent
The X9C103P is a digitally controlled potentiometer. Equivalent products can include:
1. AD5220 series (Analog Devices)
2. MCP41XXX series (Microchip Technology)
3. DS1804 (Maxim Integrated)
4. TPL0102 series (Texas Instruments)
5. CAT5113 (ON Semiconductor)
These alternatives may vary slightly in specifications, so it's essential to check datasheets for exact compatibility.
1. AD5220 series (Analog Devices)
2. MCP41XXX series (Microchip Technology)
3. DS1804 (Maxim Integrated)
4. TPL0102 series (Texas Instruments)
5. CAT5113 (ON Semiconductor)
These alternatives may vary slightly in specifications, so it's essential to check datasheets for exact compatibility.
Pinout
The X9C103P is a digitally controlled potentiometer with 8 pins. Here is a brief overview of its pin count and function:
1. Pin 1 (CS): Chip Select - Activates the device when low.
2. Pin 2 (INC): Increment - Moves the wiper to the next position when toggled.
3. Pin 3 (U/D): Up/Down - Determines the direction of wiper movement.
4. Pin 4 (Vss): Ground - Connects to the system ground.
5. Pin 5 (Vw): Wiper - Connects to the adjustable output.
6. Pin 6 (Vh): High Terminal - Connects to one end of the resistor ladder.
7. Pin 7 (Vl): Low Terminal - Connects to the other end of the resistor ladder.
8. Pin 8 (Vcc): Power Supply - Connects to the positive supply voltage.
The X9C103P allows adjustments to the resistance digitally with 100 wiper positions, enabling precise control in various applications, such as volume controls or sensor calibrations.
1. Pin 1 (CS): Chip Select - Activates the device when low.
2. Pin 2 (INC): Increment - Moves the wiper to the next position when toggled.
3. Pin 3 (U/D): Up/Down - Determines the direction of wiper movement.
4. Pin 4 (Vss): Ground - Connects to the system ground.
5. Pin 5 (Vw): Wiper - Connects to the adjustable output.
6. Pin 6 (Vh): High Terminal - Connects to one end of the resistor ladder.
7. Pin 7 (Vl): Low Terminal - Connects to the other end of the resistor ladder.
8. Pin 8 (Vcc): Power Supply - Connects to the positive supply voltage.
The X9C103P allows adjustments to the resistance digitally with 100 wiper positions, enabling precise control in various applications, such as volume controls or sensor calibrations.
Manufacturer
The X9C103P is manufactured by Renesas Electronics Corporation. Renesas is a prominent Japanese semiconductor manufacturer that designs and produces a wide array of microcontrollers, semiconductor solutions, and integrated circuits. The company serves various industries, including automotive, industrial, consumer electronics, and telecommunications. It is known for providing high-quality, reliable components that are used in diverse applications ranging from automotive systems to home appliances.
Application
The X9C103P is a digitally controlled potentiometer commonly used in applications requiring variable resistance adjustment. Key areas include:
1. Volume Control: Audio equipment for adjusting sound levels.
2. Brightness Adjustment: LED displays and lighting systems.
3. Sensor Calibration: Fine-tuning sensor outputs in various measurement applications.
4. Gain Adjustment: Amplifier circuits in audio and signal processing.
5. Offset Nulling: Balancing the offset in operational amplifiers.
6. Variable Resistors in Circuits: Replacing mechanical potentiometers for more precise control.
7. Timing Circuits: Adjusting time constants in RC circuits.
These applications benefit from the non-volatile memory, allowing settings to be retained without power.
1. Volume Control: Audio equipment for adjusting sound levels.
2. Brightness Adjustment: LED displays and lighting systems.
3. Sensor Calibration: Fine-tuning sensor outputs in various measurement applications.
4. Gain Adjustment: Amplifier circuits in audio and signal processing.
5. Offset Nulling: Balancing the offset in operational amplifiers.
6. Variable Resistors in Circuits: Replacing mechanical potentiometers for more precise control.
7. Timing Circuits: Adjusting time constants in RC circuits.
These applications benefit from the non-volatile memory, allowing settings to be retained without power.
Package
The X9C103P is a digitally controlled potentiometer IC available in an 8-lead PDIP (Plastic Dual In-line Package).
