DAC121C085CIMM

Product Overview

Category: Digital-to-Analog Converter (DAC)

Use: The DAC121C085CIMM is a high-precision, low-power, 12-bit digital-to-analog converter. It is designed to convert digital signals into analog voltages with exceptional accuracy and linearity.

Characteristics: - High precision: The DAC121C085CIMM offers 12-bit resolution, providing fine-grained control over the output voltage. - Low power consumption: This DAC operates at a low supply voltage and consumes minimal power, making it suitable for battery-powered applications. - Small package size: The DAC121C085CIMM comes in a compact chip-scale package, allowing for space-efficient integration into various electronic systems. - Wide operating temperature range: It can operate reliably across a wide temperature range, making it suitable for industrial and automotive applications.

Package: The DAC121C085CIMM is available in a small outline integrated circuit (SOIC) package, which provides ease of handling and compatibility with standard PCB manufacturing processes.

Essence: The essence of the DAC121C085CIMM lies in its ability to accurately convert digital signals into precise analog voltages, enabling seamless integration between digital and analog domains in electronic systems.

Packaging/Quantity: The DAC121C085CIMM is typically sold in reels containing 2500 units per reel.

Specifications

• Resolution: 12 bits
• Supply Voltage: 2.7V to 5.5V
• Output Voltage Range: 0V to Vref
• Operating Temperature Range: -40°C to +125°C
• Total Unadjusted Error: ±1 LSB (maximum)
• Power Consumption: 0.4mW (typical)

Pin Configuration

The DAC121C085CIMM features a 10-pin SOIC package with the following pin configuration:

1. VDD: Supply voltage
2. GND: Ground
3. SDA: Serial data input
4. SCL: Serial clock input
5. A0: Address bit 0
6. A1: Address bit 1
7. A2: Address bit 2
8. VOUT: Analog output voltage
9. AGND: Analog ground
10. REF: Reference voltage input

Functional Features

• High linearity: The DAC121C085CIMM offers excellent linearity, ensuring accurate representation of the digital input as an analog output voltage.
• Fast settling time: It has a fast settling time, allowing for rapid response to changes in the digital input.
• Low glitch energy: The DAC minimizes glitches during transitions, resulting in smooth and stable analog output.

Advantages and Disadvantages

Advantages: - High precision and accuracy - Low power consumption - Compact package size - Wide operating temperature range - Fast settling time

Disadvantages: - Limited resolution (12 bits)

Working Principles

The DAC121C085CIMM utilizes a resistor ladder network and digital-to-analog conversion techniques to convert the digital input into an analog output voltage. It employs a successive approximation register (SAR) architecture to achieve high precision and linearity. The digital input is processed internally, and the corresponding analog voltage is generated at the VOUT pin.

Detailed Application Field Plans

The DAC121C085CIMM finds applications in various fields, including but not limited to: - Industrial automation - Test and measurement equipment - Audio systems - Automotive electronics - Communication systems

In industrial automation, it can be used for precise control of actuators and sensors. In audio systems, it enables accurate volume control and signal modulation. In automotive electronics, it can be employed for sensor calibration and control of various subsystems.

Detailed and Complete Alternative Models

• DAC121C085CIMM/NOPB: Similar to DAC121C085CIMM, but with a different package option (SOT-23)
• DAC121C081CIMM: 8-bit version of the DAC121C085CIMM
• DAC121C084CIMM: 10-bit version of the DAC121C085CIMM
• DAC121C083CIMM: 12-bit version with an extended temperature range

These alternative models offer different resolution options and package choices to suit specific application requirements.

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