Overview
The AD5390BCPZ-5, produced by Analog Devices Inc., is a 16-channel, 14-bit digital-to-analog converter (DAC) designed for single-supply operation. This device is part of the AD5390 series, which includes various configurations such as the AD5391 and AD5392. The AD5390BCPZ-5 is housed in a 64-lead LFCSP (9mm x 9mm) package and is suitable for a wide range of applications requiring high precision and multiple output channels.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Number of Channels | 16 | - |
| Resolution | 14-bit | - |
| Output Type | Voltage - Buffered | - |
| Supply Voltage (Analog) | 4.5 V to 5.5 V | V |
| Supply Voltage (Digital) | 2.7 V to 5.5 V | V |
| Operating Temperature | -40°C to +85°C | °C |
| Settling Time | 8 µs | µs |
| Output Voltage Range | 0 to AVDD | V |
| Output Impedance | 800 Ω (typ) | Ω |
| Short-Circuit Current | 40 mA (max) | mA |
| Power Consumption per Channel | 0.25 mA (typ) | mA |
| Interface Speed | Up to 30 MHz (SPI, QSPI, MICROWIRE, DSP), 400 kHz (I2C) | MHz/kHz |
Key Features
- Rail-to-Rail Output Amplifier: Each channel has an on-chip output amplifier with rail-to-rail operation, capable of driving loads of 5 kΩ to ground.
- Programmable Gain and Offset: Each channel has a programmable gain and offset adjust register, allowing for full calibration of any DAC channel.
- Internal Reference: The device includes an internal 1.25 V/2.5 V reference with a 10 ppm/°C temperature coefficient.
- Channel Monitor: An on-chip channel monitor function multiplexes the analog outputs to a common MON_OUT pin for external monitoring.
- Output Amplifier Boost Mode: Optimizes the output amplifier slew rate for faster settling times.
- Serial Interface: Supports SPI, QSPI, MICROWIRE, and DSP interface standards with speeds up to 30 MHz, and I2C interface up to 400 kHz.
- Double Buffering: Allows DAC outputs to be updated independently or simultaneously using the LDAC input.
- Power-Down Mode: Reduces power consumption when the device is not in use.
- Robust ESD Rating: 6.5 kV HBM and 2 kV FICDM ESD rating for enhanced reliability.
Applications
- Instrumentation and Industrial Control: Suitable for precision measurement and control systems.
- Power Amplifier Control: Used in power amplifier systems requiring multiple output channels.
- Level Setting (ATE): Applied in automated test equipment for precise level setting.
- Control Systems: Employed in various control systems that require high precision and multiple output channels.
- Microelectromechanical Systems (MEMS): Used in MEMS applications due to its precision and reliability.
Q & A
- What is the resolution of the AD5390BCPZ-5?
The AD5390BCPZ-5 has a resolution of 14 bits.
- What are the supply voltage ranges for the AD5390BCPZ-5?
The analog supply voltage range is 4.5 V to 5.5 V, and the digital supply voltage range is 2.7 V to 5.5 V.
- What is the operating temperature range of the AD5390BCPZ-5?
The operating temperature range is -40°C to +85°C.
- What is the settling time of the AD5390BCPZ-5?
The settling time is 8 µs.
- Does the AD5390BCPZ-5 have an internal reference voltage?
Yes, it includes an internal 1.25 V/2.5 V reference with a 10 ppm/°C temperature coefficient.
- What types of serial interfaces does the AD5390BCPZ-5 support?
The device supports SPI, QSPI, MICROWIRE, and DSP interface standards up to 30 MHz, and I2C interface up to 400 kHz.
- Can the DAC outputs be updated independently or simultaneously?
Yes, the device allows DAC outputs to be updated independently or simultaneously using the LDAC input.
- What is the power consumption per channel of the AD5390BCPZ-5?
The power consumption is typically 0.25 mA per channel.
- Does the AD5390BCPZ-5 have a power-down mode?
Yes, the device has a power-down mode to reduce power consumption when not in use.
- What is the ESD rating of the AD5390BCPZ-5?
The device has a robust ESD rating of 6.5 kV HBM and 2 kV FICDM.
