Overview
The DAC53701DSGR from Texas Instruments is a 10-bit, single-channel, voltage-output smart digital-to-analog converter (DAC). This device is part of the DACx3701 family, which includes both 10-bit and 8-bit versions. The DAC53701 is known for its high precision, low power consumption, and advanced integrated features. It operates within a wide power supply range of 1.8 V to 5.5 V and is available in a compact 8-pin WSON package, making it suitable for a variety of applications requiring precise analog output control.
Key Specifications
| Parameter | Description | Value |
|---|---|---|
| Resolution | Number of bits | 10-bit |
| Power Supply | Operating voltage range | 1.8 V to 5.5 V |
| Temperature Range | Operating temperature range | –40°C to +125°C |
| INL (Integral Nonlinearity) | Relative accuracy | ±1 LSB |
| DNL (Differential Nonlinearity) | Differential nonlinearity | ±1 LSB |
| Zero-Code Error | At code 0, external reference, VDD = 5.5 V | 6 to 12 mV |
| Output Impedance | DAC output impedance at midscale | 0.25 Ω |
| Package | Package type and size | 8-pin WSON (2 mm × 2 mm) |
| Interface | Communication interface | PMBus-compatible I2C (standard, fast, and fast mode plus) |
| Nonvolatile Memory | User-programmable NVM/EEPROM | Available |
Key Features
- High Precision: 1 LSB INL and DNL for accurate analog output.
- Low Power Consumption: Very low power operation, typically 0.2 mA at 1.8 V.
- Advanced Integrated Features: Includes nonvolatile memory (NVM), internal reference, PMBus-compatible I2C interface, force-sense output, and a general-purpose input (GPI).
- Programmable Waveform Generation: Supports square, triangular, and sawtooth waveforms.
- Pulse-Width Modulation (PWM) Output: Can generate PWM output using the triangular waveform and FB pin.
- Medical Alarm Tone Generation: Preprogrammed modes for low-, medium-, and high-priority alarms.
- Digital Slew Rate Control: Allows for controlled output transitions.
- Flexible Start-Up Options: High impedance or 10K-GND start-up configurations.
Applications
- Medical Equipment: Anesthesia delivery systems, infusion pumps, ventilators, and surgical equipment.
- Industrial Automation: Appliance door fade-in/fade-out, processorless LED dimming with PWM input, general-purpose bias point generation, voltage margining and scaling.
- Server and Data Center Equipment: Rack servers and related infrastructure.
- Emergency and Safety Systems: Exit and emergency lighting.
- Consumer Appliances: Various consumer devices requiring precise analog control.
Q & A
- What is the resolution of the DAC53701?
The DAC53701 has a resolution of 10 bits.
- What is the operating voltage range of the DAC53701?
The DAC53701 operates within a voltage range of 1.8 V to 5.5 V.
- What types of waveforms can the DAC53701 generate?
The DAC53701 can generate square, triangular, and sawtooth waveforms.
- Does the DAC53701 support PWM output?
- What is the purpose of the GPI input on the DAC53701?
The GPI input can be configured as a power-down trigger, margin-high-low trigger, function trigger, and medical alarm trigger.
- What is the package type and size of the DAC53701?
The DAC53701 is available in an 8-pin WSON package with a size of 2 mm × 2 mm.
- Does the DAC53701 have nonvolatile memory?
- What communication interface does the DAC53701 use?
The DAC53701 uses a PMBus-compatible I2C interface supporting standard, fast, and fast mode plus.
- What are some typical applications of the DAC53701?
The DAC53701 is used in medical equipment, industrial automation, server and data center equipment, emergency and safety systems, and consumer appliances.
- What is the temperature range for the DAC53701?
The DAC53701 operates within a temperature range of –40°C to +125°C.
