LTC2636CMS-HMX8#PBF

Product Overview

Category

The LTC2636CMS-HMX8#PBF belongs to the category of digital-to-analog converters (DACs).

Use

This product is primarily used in applications where precise analog voltage outputs are required. It converts digital signals into corresponding analog voltages.

Characteristics

• High precision: The LTC2636CMS-HMX8#PBF offers exceptional accuracy and resolution, ensuring reliable and precise analog voltage outputs.
• Low power consumption: This DAC operates with low power requirements, making it suitable for power-sensitive applications.
• Small package size: The LTC2636CMS-HMX8#PBF comes in a compact MSOP-8 package, allowing for space-efficient integration into various electronic systems.
• Wide voltage range: It supports a wide supply voltage range, enabling compatibility with different power sources.
• Fast settling time: The device provides fast settling times, minimizing delays in generating accurate analog outputs.

Package and Quantity

The LTC2636CMS-HMX8#PBF is available in an MSOP-8 package. Each package contains one LTC2636CMS-HMX8#PBF unit.

Specifications

• Resolution: 12 bits
• Number of channels: 1
• Supply voltage range: 2.7V to 5.5V
• Output voltage range: 0V to Vref
• Settling time: 4.5μs
• Operating temperature range: -40°C to 85°C
• Interface: SPI-compatible

Pin Configuration

The LTC2636CMS-HMX8#PBF features the following pin configuration:

```

---

| | | LTC2636CMS-HMX8#PBF | |_______________________________________| | | | 1 2 3 4 5 6 7 8 | |_______________________________________| | | | VDD SDO SDI CS GND REF VOUT | |_______________________________________| ```

Functional Features

• High accuracy: The LTC2636CMS-HMX8#PBF provides precise analog voltage outputs with a resolution of 12 bits.
• Flexible voltage range: It supports an output voltage range from 0V to the reference voltage (Vref), allowing for versatile applications.
• SPI interface: The device utilizes a Serial Peripheral Interface (SPI) for easy integration into digital systems.
• Daisy-chain capability: Multiple LTC2636CMS-HMX8#PBF units can be connected in a daisy-chain configuration, simplifying system design and reducing wiring complexity.

Advantages and Disadvantages

Advantages

• High precision and resolution ensure accurate analog voltage outputs.
• Low power consumption makes it suitable for power-sensitive applications.
• Compact package size allows for space-efficient integration.
• Wide voltage range enables compatibility with various power sources.
• Fast settling time minimizes delays in generating accurate analog outputs.

Disadvantages

• Limited to a single channel output.
• Requires an external reference voltage (Vref) for operation.

Working Principles

The LTC2636CMS-HMX8#PBF operates by converting digital input signals received through the SPI interface into corresponding analog voltages. These digital signals are processed internally using a high-resolution DAC, which generates precise analog outputs based on the provided digital data. The output voltage is determined by the digital input value and the reference voltage (Vref).

Detailed Application Field Plans

The LTC2636CMS-HMX8#PBF finds applications in various fields, including:

1. Industrial automation: It can be used in control systems to generate precise analog control signals for motor speed control, valve positioning, and other industrial automation applications.
2. Test and measurement equipment: The DAC's high accuracy and resolution make it suitable for generating reference voltages or test signals in laboratory instruments and testing equipment.
3. Audio equipment: The LTC2636CMS-HMX8#PBF can be utilized in audio devices to produce accurate analog voltage outputs for volume control, tone adjustment, and signal modulation.
4. Communication systems: It can be employed in communication systems to generate analog control signals for frequency synthesis, modulation, and filtering.

Detailed and Complete Alternative Models

1. LTC2636A: This series offers similar features and specifications but with different package options, such as SO-8 and DFN-10.
2. MAX5216: A comparable DAC with 12-bit resolution, SPI interface, and a wide supply voltage range. It is available in an MSOP-8 package.
3. MCP4921: This DAC provides 12-bit resolution, SPI interface, and a voltage output range of 0V to Vref. It comes in a PDIP-8 package.