DS1808Z-050

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DS1808Z-050

IC DGTL POT 45KOHM 32TAP 16SO

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  • Ông. Phần #DS1808Z-050
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  • Bảng dữ liệu
  • Có sẵn2002

100% gốc & amp; Mới

24 giờ sẵn sàng để vận chuyển

Bảo hành 365 ngày

RFQ & amp; Nhận thêm Giảm giá

Thông số kỹ thuật

Part Status Obsolete
DigiKey Programmable Not Verified
Taper Logarithmic
Configuration Potentiometer
Number of Circuits 2
Number of Taps 32
Resistance (Ohms) 45k
Interface I2C
Memory Type Volatile
Voltage - Supply 4.5V ~ 13.2V, 5V
Features Mute, Selectable Address
Tolerance ±20%
Temperature Coefficient (Typ) 750ppm/°C
Mounting Type Surface Mount
Supplier Device Package 16-SOIC
Package / Case 16-SOIC (0.154", 3.90mm Width)
Operating Temperature -40°C ~ 85°C
Resistance - Wiper (Ohms) (Typ) 300
Base Product Number DS1808

Tổng quan

Description

The DS1808Z-050 is a digital potentiometer integrated circuit (IC) designed for various applications, including audio volume control, sensor calibration, and adjustable gain settings in analog circuits. It features a dual-channel configuration, allowing for simultaneous control of two resistive paths. Operating in a digital environment, the DS1808Z-050 uses a simple I²C interface, enabling easy integration with microcontrollers and digital systems.
With a resistance value of 50 kΩ, the device offers fine resolution and precise adjustments. The DS1808Z-050 also includes non-volatile memory, allowing it to retain its settings even after power loss, enhancing user experience by eliminating the need for recalibration. Its small footprint and low power consumption make it suitable for portable and battery-operated devices. Overall, the DS1808Z-050 is an effective solution for digital control in various electronic applications, providing flexibility and ease of use.

Features

The DS1808Z-050 is a programmable dual digital potentiometer from Maxim Integrated. Key features include:
1. Dual Channels: It contains two independent 256-position resistive networks.
2. Non-volatile Memory: Stores wiper settings through EEPROM, maintaining values even after power loss.
3. Digital Control: Interfaces via I2C, enabling easy integration with microcontrollers.
4. Wide Resistance Range: Offers a nominal resistance of 50kΩ, suitable for various applications.
5. Low Power Consumption: Operates on a low supply voltage, enhancing battery performance in portable devices.
6. High Accuracy: Provides precise resistance adjustments for fine-tuning applications.
7. Temperature Stability: Designed to operate reliably across a range of temperatures.
8. Multiple Configuration Options: Programmable features allow customization for specific use cases.
These attributes make the DS1808Z-050 ideal for applications in audio equipment, sensor calibration, and adjustable gain control circuits.

Package

The DS1808Z-050 is available in a 20-pin TSSOP (Thin Shrink Small Outline Package) package type.

Pinout

The DS1808Z-050 is an adjustable digital potentiometer with a pin count of 8. Its primary functions include:
1. Wiper Output (W): Connects to the variable resistance output.
2. A terminal (A): One end of the resistor network.
3. B terminal (B): The other end of the resistor network.
4. V+: Supply voltage input, typically +5V.
5. V-: Ground or negative voltage supply.
6. SDA (Serial Data): Data line for I2C communication.
7. SCL (Serial Clock): Clock line for I2C communication.
8. E: Enable pin for activating the device.
The DS1808Z-050 is commonly used in applications requiring variable resistance adjustments, such as volume control in audio equipment and tuning circuits.

Manufacturer

The DS1808Z-050 is manufactured by Maxim Integrated, which is now part of Analog Devices, Inc. Maxim Integrated was known for its focus on analog and mixed-signal integrated circuits. The company specialized in high-performance semiconductor solutions with applications in various industries, including communications, automotive, industrial, and consumer electronics. Their products often include data converters, amplifiers, voltage regulators, and interface devices. The acquisition by Analog Devices in 2021 enhanced their portfolio, allowing for a broader range of analog, mixed-signal, and digital signal processing products.

Application

The DS1808Z-050 is a programmable digital potentiometer used primarily in applications for volume control, gain adjustment, and calibration in audio equipment, sensors, and instrumentation. It is also utilized in display brightness control, temperature compensation, and as a trim potentiometer in various electronic devices. Its digital interface allows for precise adjustments and integration in microcontroller-based systems, making it suitable for consumer electronics, medical devices, and automotive applications.

Equivalent

The DS1808Z-050 is a digital potentiometer with specific features. Equivalent products include:
1. MCP4131 - 256-position digital potentiometer.
2. MCP4231 - Dual-channel digital potentiometer.
3. AD5252 - Dual digital potentiometer with non-volatile memory.
4. MAX5425 - 128-position digital potentiometer.
Always verify compatibility in terms of resistance value, interface type, and voltage ratings.

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