LTC1458CSW#PBF

Product Overview

Category: Integrated Circuit (IC)

Use: Digital-to-Analog Converter (DAC)

Characteristics: - High precision - Low power consumption - Small form factor - Wide operating temperature range

Package: SOIC-16

Essence: The LTC1458CSW#PBF is a high-performance DAC that converts digital signals into analog voltages with exceptional accuracy and reliability.

Packaging/Quantity: The LTC1458CSW#PBF is typically sold in reels of 250 units.

Specifications

• Resolution: 12 bits
• Supply Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0V to Vref
• Operating Temperature Range: -40°C to 85°C
• Integral Nonlinearity (INL): ±1 LSB (Max)
• Differential Nonlinearity (DNL): ±1 LSB (Max)
• Power Consumption: 0.5mW (Typ)
• Package Type: SOIC-16

Pin Configuration

The LTC1458CSW#PBF features the following pin configuration:

```

---

| | --|VDD VREF|-- A --|GND CS |-- B --|CLK SDO |-- C --|SDI SDA |-- D --|LDAC CLR |-- E --|OUT AGN |-- F --|AGND DGND|-- G --|VOUT VOUT|-- H |___________| ```

Functional Features

• High-resolution digital-to-analog conversion
• Fast settling time
• Low glitch energy
• Power-on reset function
• Serial interface for easy integration with microcontrollers

Advantages

• High precision and accuracy in converting digital signals to analog voltages
• Low power consumption, making it suitable for battery-powered applications
• Compact form factor allows for space-efficient designs
• Wide operating temperature range enables usage in various environments

Disadvantages

• Limited output voltage range (0V to Vref)
• Requires an external reference voltage source

Working Principles

The LTC1458CSW#PBF operates by accepting a digital input signal and converting it into an analog voltage. The internal circuitry of the DAC processes the digital data and generates a corresponding analog output voltage. This conversion process is achieved through a combination of resistors and switches within the IC.

Detailed Application Field Plans

The LTC1458CSW#PBF finds applications in various fields, including:

1. Industrial automation: Control systems requiring precise analog voltage outputs.
2. Test and measurement equipment: Generating accurate analog signals for testing purposes.
3. Audio equipment: Digital-to-analog conversion for high-fidelity audio reproduction.
4. Instrumentation: Providing analog control signals for sensors and actuators.
5. Communication systems: Generating analog signals for modulation and demodulation processes.

Detailed and Complete Alternative Models

1. LTC1458LCSW#PBF: Similar specifications but with a lower power consumption.
2. LTC1458ISW#PBF: Improved integral nonlinearity performance.
3. LTC1458CMS8#PBF: Smaller package size (MSOP-8) for space-constrained applications.
4. LTC1458CDD#PBF: Dual DAC configuration for simultaneous dual-channel operation.

These alternative models offer similar functionality and can be considered based on specific application requirements.

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