Overview
The DAC7578SPW is a 12-bit, octal-channel digital-to-analog converter (DAC) produced by Texas Instruments. This surface-mount device is housed in a TSSOP-16 package and is designed for applications requiring high precision and low power consumption. The DAC7578SPW is ideal for portable instruments, industrial automation, and consumer electronics, offering a versatile I²C interface and ultra-low glitch energy. Its compact design and robust performance make it a competitive choice in the market.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Resolution | 12 | bit | |
| Channels | 8 | ||
| Interface | I²C | Compatible with up to 3.4 MHz clock rate | |
| Output Type | Buffered Voltage | ||
| Supply Voltage | 2.7 ~ 5.5 | V | |
| Power Consumption | 3.4 | mW | Typical at 5V |
| Operating Temperature | -40 ~ 125 | °C | |
| Package | TSSOP-16 | ||
| Sampling Rate | 189 | kHz | |
| Glitch Energy | 0.15 | nV-s |
Key Features
- 12-bit resolution for high precision output.
- Eight independent DAC channels for multi-channel applications.
- I²C interface with clock rates up to 3.4 MHz.
- Ultra-low glitch energy of 0.15 nV-s for clean signal output.
- Low power consumption, making it suitable for battery-powered devices.
- Power-on reset to zero scale or midscale for reliable startup.
Applications
The DAC7578SPW is widely used in various fields such as portable instruments, industrial automation, and consumer electronics. In portable instruments, it provides precise analog outputs for sensors and actuators. In industrial automation, it ensures accurate control signals for machinery and processes. In consumer electronics, it enhances audio and video quality by delivering stable analog signals. Its versatility and reliability make it a preferred choice for engineers and designers.
Q & A
1. What is the resolution of the DAC7578SPW?
The DAC7578SPW has a resolution of 12 bits.
2. How many channels does the DAC7578SPW have?
It has eight independent DAC channels.
3. What is the interface type of the DAC7578SPW?
It uses an I²C interface.
4. What is the operating voltage range of the DAC7578SPW?
The operating voltage range is from 2.7V to 5.5V.
5. What is the typical power consumption of the DAC7578SPW?
The typical power consumption is 3.4 mW at 5V.
6. What is the glitch energy of the DAC7578SPW?
The glitch energy is 0.15 nV-s.
7. What is the operating temperature range of the DAC7578SPW?
It operates from -40°C to 125°C.
8. What package does the DAC7578SPW come in?
It comes in a TSSOP-16 package.
9. Can multiple DAC7578SPW devices share the same bus?
Yes, multiple devices can share the same I²C bus.
10. What is the sampling rate of the DAC7578SPW?
The sampling rate is 189 kHz.
