Overview
The AD5780BCPZ-REEL7 is a high-precision 18-bit digital-to-analog converter (DAC) produced by Analog Devices Inc. This component is renowned for its ability to translate digital data into accurate analog waveforms, making it a crucial element in various precision-critical applications. Operating from a bipolar supply of up to 33V, the AD5780BCPZ-REEL7 accepts a wide range of reference inputs and ensures high-resolution analog outputs with minimal noise and high linearity.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Number of Bits | 18 | |
| Output Type | Voltage - Unbuffered | |
| Data Interface | SPI, DSP, QSPI, MICROWIRE | |
| Voltage - Supply, Analog | 7.5V ~ 16.5V, -2.5V ~ 16.5V | V |
| Voltage - Supply, Digital | 2.7V ~ 5.5V | V |
| INL/DNL (LSB) | ±1 (Max), ±0.75 (Max) | LSB |
| Settling Time | 2.5 µs | µs |
| Operating Temperature | -40°C ~ 125°C | °C |
| Package / Case | LFCSP-24 | |
| Mounting Type | Surface Mount |
Key Features
- True 18-bit accuracy with ±1 LSB INL and DNL.
- Ultra-low noise and high linearity, ensuring accurate translations.
- Wide output voltage range and flexible output configuration.
- Rapid conversion time of 2.5 µs.
- Low power consumption.
- Integrated output buffer amplifier and power-on reset circuit.
- Versatile 3-wire serial interface compatible with SPI, QSPI, MICROWIRE, and DSP standards.
Applications
The AD5780BCPZ-REEL7 is predominantly used in high-precision applications such as:
- Medical instrumentation, including devices like Electrocardiograms (ECG).
- Test and measurement equipment.
- Professional audio systems.
- Industrial automation and scientific instrumentation.
Q & A
- What is the resolution of the AD5780BCPZ-REEL7? The AD5780BCPZ-REEL7 has a true 18-bit resolution.
- What are the key applications of the AD5780BCPZ-REEL7? It is used in medical instrumentation, test and measurement equipment, professional audio systems, and industrial automation.
- What is the operating temperature range of the AD5780BCPZ-REEL7? The operating temperature range is -40°C to 125°C.
- What type of data interface does the AD5780BCPZ-REEL7 support? It supports SPI, DSP, QSPI, and MICROWIRE interfaces.
- What is the settling time of the AD5780BCPZ-REEL7? The settling time is 2.5 µs.
- Does the AD5780BCPZ-REEL7 require external buffering components? No, it does not require external buffering components as the reference inputs are buffered on-chip.
- What is the power supply range for the AD5780BCPZ-REEL7? The analog supply range is 7.5V to 16.5V and -2.5V to 16.5V, while the digital supply range is 2.7V to 5.5V.
- What is the package type of the AD5780BCPZ-REEL7? It comes in a 24-pin LFCSP (Lead Frame Chip Scale Package).
- How does the AD5780BCPZ-REEL7 ensure signal integrity? It requires maintaining impeccable signal pathways and shielding from potential noise to ensure signal integrity.
- What is the significance of the power-on reset circuit in the AD5780BCPZ-REEL7? The power-on reset circuit ensures that the DAC output powers up to 0 V in a known output impedance state and remains in this state until a valid write to the device takes place).
