Overview
The ADT7516ARQZ from Analog Devices Inc. is a multifunctional integrated circuit that combines several key functionalities in a single 16-lead QSOP package. This device integrates a 10-bit temperature-to-digital converter, a 10-bit 4-channel analog-to-digital converter (ADC), and four 12-bit digital-to-analog converters (DACs). It is designed to operate from a single supply voltage ranging from 2.7 V to 5.5 V, making it versatile for various applications.
Key Specifications
| Parameter | Value | Unit | Comments |
|---|---|---|---|
| Temperature Range | -40°C to +120°C | °C | |
| Temperature Sensor Accuracy | ±0.5°C (typ) | °C | |
| Supply Voltage Range | 2.7 V to 5.5 V | V | |
| ADC Resolution | 10 bits | 4-channel ADC | |
| ADC Input Range | 0 V to 2.28 V | V | |
| DAC Resolution | 12 bits | Four 12-bit DACs | |
| DAC Output Range | 0 V to VREF | V | VREF can be internal or external |
| Power-down Current | <10 μA | μA | |
| Serial Interface | SPI, I2C, QSPI, MICROWIRE, DSP compatible |
Key Features
- Four 12-bit DACs with buffered voltage output, guaranteed monotonic by design over all codes.
- 10-bit temperature-to-digital converter with a band gap temperature sensor.
- 10-bit 4-channel ADC with DC input bandwidth and input range from 0 V to 2.28 V.
- Internal 2.28 V reference option and double-buffered input logic.
- Buffered reference input and power-on reset to 0 V DAC output.
- Simultaneous update of outputs using the LDAC function or external LDAC pin.
- SMBus packet error checking (PEC) compatible and rail-to-rail output buffer amplifier.
Applications
- Portable battery-powered instruments.
- Personal computers and office equipment.
- Smart battery chargers and telecommunications systems.
- Electronic text equipment and domestic appliances.
- Process control systems.
Q & A
- What is the temperature range of the ADT7516ARQZ?
The temperature range is from -40°C to +120°C.
- What is the resolution of the DACs in the ADT7516ARQZ?
The ADT7516ARQZ features four 12-bit DACs.
- What are the supported serial interfaces for the ADT7516ARQZ?
The device supports SPI, I2C, QSPI, MICROWIRE, and DSP compatible interfaces.
- What is the supply voltage range for the ADT7516ARQZ?
The supply voltage range is from 2.7 V to 5.5 V.
- Does the ADT7516ARQZ have a power-down mode?
- What is the accuracy of the temperature sensor in the ADT7516ARQZ?
The temperature sensor accuracy is ±0.5°C (typ).
- Can the DAC outputs be updated simultaneously?
- What is the package type of the ADT7516ARQZ?
The device is packaged in a 16-lead QSOP package.
- Does the ADT7516ARQZ have a built-in reference voltage option?
- What are some typical applications of the ADT7516ARQZ?
Typical applications include portable battery-powered instruments, personal computers, smart battery chargers, and domestic appliances.
