Overview
The DAC8568ICPWR is a 16-bit, octal-channel, ultra-low glitch, voltage output digital-to-analog converter (DAC) produced by Texas Instruments. This device is part of the DAC8568 series, which includes low-power, voltage-output DACs with high precision and reliability. The DAC8568ICPWR operates from a single power supply ranging from 2.7V to 5.5V and features an internal 2.5V reference with high accuracy and stability.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 16 Bits | |
| Relative Accuracy | ±4 LSB | |
| Differential Nonlinearity | ±0.2 LSB | |
| Glitch Energy | 0.1 nV-s | |
| Internal Reference Voltage | 2.5 V | |
| Internal Reference Initial Accuracy | 0.004% (typ) | |
| Internal Reference Temperature Drift | 2 ppm/°C (typ), 5 ppm/°C (max) | |
| Power Supply Range | +2.7 V to +5.5 V | |
| Power Consumption at 5V | 1.25 mA (including internal reference) | |
| Serial Interface Clock Rate | Up to 50 MHz | |
| Temperature Range | –40°C to +125°C |
Key Features
- Ultralow glitch energy of 0.1 nV-s, ensuring minimal code-to-code transient voltages.
- Internal 2.5V reference with 0.004% initial accuracy and 2 ppm/°C temperature drift.
- Power-on reset to zero scale or midscale.
- Ultralow power operation with 1.25 mA current consumption at 5V, including internal reference current.
- Wide power-supply range from +2.7V to +5.5V.
- Monotonic over the entire temperature range.
- Low-power serial interface with Schmitt-triggered inputs, supporting up to 50 MHz clock rates.
- On-chip output buffer amplifier with rail-to-rail operation.
Applications
- Portable Instrumentation
- Closed-Loop Servo-Control/Process Control
- Data Acquisition Systems
- Programmable Attenuation, Digital Gain, and Offset Adjustment
- Programmable Voltage and Current Sources
- Test and Measurement Equipment
- Industrial Automation
- Communications Infrastructure
- Medical Instrumentation
- Audio Applications
- Power Supply Control and Function Generators
Q & A
- What is the resolution of the DAC8568ICPWR?
The DAC8568ICPWR has a resolution of 16 bits.
- What is the power supply range for the DAC8568ICPWR?
The power supply range is from +2.7V to +5.5V.
- What is the internal reference voltage of the DAC8568ICPWR?
The internal reference voltage is 2.5V with an initial accuracy of 0.004%.
- What is the glitch energy of the DAC8568ICPWR?
The glitch energy is 0.1 nV-s.
- What is the maximum clock rate of the serial interface?
The serial interface supports clock rates up to 50 MHz.
- What is the temperature range of the DAC8568ICPWR?
The temperature range is from –40°C to +125°C.
- Does the DAC8568ICPWR have a power-on reset feature?
- What is the typical power consumption of the DAC8568ICPWR at 5V?
The typical power consumption is 1.25 mA at 5V, including the internal reference current.
- Is the DAC8568ICPWR monotonic over its entire temperature range?
- What types of applications can the DAC8568ICPWR be used in?
