Overview
The DAC5578SPWR is an 8-bit, octal-channel, voltage-output digital-to-analog converter (DAC) produced by Texas Instruments. Designed for precision and versatility, this DAC is ideal for applications requiring accurate analog signal generation. It features a 2-wire I²C interface, making it suitable for compact and power-efficient designs. The DAC5578SPWR is particularly well-suited for portable instruments, industrial automation, and consumer electronics, offering a combination of low power consumption, high linearity, and minimal glitch energy.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Resolution | 8 | bit | - |
| Channels | 8 | - | Octal |
| Interface | I²C | - | 2-wire |
| Supply Voltage | 2.7 to 5.5 | V | - |
| Output Type | Buffered Voltage | - | - |
| Operating Temperature | -40 to +125 | °C | - |
| Package | TSSOP-16 | - | 5.00 x 4.40mm |
| Setting Time | 12 | µs | - |
| INL | ±0.25 | LSB | Integral Nonlinearity |
| Sampling Rate | 55.55 | kS/s | - |
Key Features
- 8-bit resolution for precise analog output.
- Octal-channel design supports multiple outputs in a single device.
- Low power consumption, ideal for portable and battery-powered applications.
- I²C interface for easy integration with microcontrollers and other digital systems.
- Wide operating voltage range (2.7V to 5.5V) for flexibility in various designs.
- Buffered voltage output ensures stable and reliable performance.
- Minimal glitch energy for clean signal transitions.
Applications
The DAC5578SPWR is widely used in applications requiring precise analog signal generation. Its key application areas include:
- Portable Instruments: Provides accurate voltage outputs for measurement and control systems.
- Industrial Automation: Enables precise control of actuators and sensors.
- Consumer Electronics: Used in audio equipment, displays, and other devices requiring analog outputs.
- Test and Measurement: Supports calibration and signal generation in testing environments.
Q & A
1. What is the resolution of the DAC5578SPWR?
The DAC5578SPWR has an 8-bit resolution.
2. How many channels does this DAC support?
It supports 8 channels (octal).
3. What is the interface type used in this DAC?
It uses a 2-wire I²C interface.
4. What is the operating voltage range?
The operating voltage range is 2.7V to 5.5V.
5. What is the output type of the DAC5578SPWR?
It provides buffered voltage output.
6. What is the setting time of this DAC?
The setting time is 12 µs.
7. What is the integral nonlinearity (INL) of the DAC5578SPWR?
The INL is ±0.25 LSB.
8. What is the sampling rate of this DAC?
The sampling rate is 55.55 kS/s.
9. What is the package type of the DAC5578SPWR?
It comes in a TSSOP-16 package.
10. What are the typical applications of this DAC?
Typical applications include portable instruments, industrial automation, and consumer electronics.
