Overview
The DAC6574IDGSR is a quad-channel, 10-bit digital-to-analog converter (DAC) produced by Texas Instruments. This low-power DAC features an I2C compatible two-wire serial interface and is designed for applications requiring high precision and low power consumption. The device operates from a 2.7-V to 5.5-V analog power supply and is housed in a small 10-lead MSOP package, making it ideal for portable battery-operated equipment.
Key Specifications
| Parameter | Min | Typ | Max | Units |
|---|---|---|---|---|
| Resolution | - | - | 10 Bits | - |
| Relative Accuracy | ±0.5 | - | ±2 | LSB |
| Differential Nonlinearity | ±0.1 | - | ±0.5 | LSB |
| Zero-Scale Error | 5 | - | 20 | mV |
| Full-Scale Error | -0.15 | - | ±1.0 % of FSR | % |
| Output Voltage Range | 0 | - | VDD | V |
| Output Voltage Settling Time (Full Scale) | 7 | - | 9 | µs |
| Slew Rate | - | - | 1 | V/µs |
| Analog Power Supply (VDD) | 2.7 | - | 5.5 | V |
| Operating Temperature Range | -40 | - | 105 | °C |
| Current Consumption (Normal Operation) | 500 | - | 900 | µA |
| Current Consumption (All Power-Down Modes) | 0.05 | - | 1 | µA |
Key Features
- Micropower operation: 500 µA at 3 V VDD
- Fast update rate: 188 kSPS buffered voltage output
- On-chip precision output amplifier allowing rail-to-rail output swing
- Per-channel power-down capability reducing current consumption to 200 nA at 5 V
- Power-on reset to zero volts
- I2C compatible two-wire serial interface supporting high-speed mode up to 3.4 Mbps
- Double-buffered input register and synchronous update support for up to 16 channels
- Small 10-lead MSOP package
- Operation from -40°C to 105°C
Applications
- Portable battery-operated equipment
- Industrial control systems
- Automotive systems
- Medical devices requiring low power and high precision
- Consumer electronics such as audio and video equipment
Q & A
- What is the resolution of the DAC6574IDGSR?
The DAC6574IDGSR has a resolution of 10 bits.
- What is the operating voltage range of the DAC6574IDGSR?
The device operates from a 2.7-V to 5.5-V analog power supply.
- What is the current consumption of the DAC6574IDGSR in normal operation?
The current consumption is between 500 µA and 900 µA, depending on the supply voltage.
- Does the DAC6574IDGSR support power-down modes?
- What is the maximum update rate of the DAC6574IDGSR?
The maximum update rate is 188 kSPS using the I2C high-speed mode.
- What is the output voltage settling time of the DAC6574IDGSR?
The output voltage settling time is typically 9 µs for full scale.
- Does the DAC6574IDGSR support synchronous updates?
- What is the operating temperature range of the DAC6574IDGSR?
The device operates from -40°C to 105°C.
- What package type is the DAC6574IDGSR available in?
The DAC6574IDGSR is available in a 10-lead MSOP package.
- Does the DAC6574IDGSR have an on-chip output buffer amplifier?
