Overview
The AD7367BRUZ-RL7 is a high-speed, low-power, successive approximation analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is part of the AD7366/AD7367 series, which features dual 14-bit ADCs, each preceded by a 2-channel multiplexer and a low noise, wide bandwidth track-and-hold amplifier. Fabricated on Analog Devices' industrial CMOS process (iCMOS), this technology combines the advantages of low and high voltage CMOS, enabling the device to accept high voltage bipolar signals while reducing power consumption and package size.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 14-bit |
| Throughput Rate | Up to 1 MSPS |
| Analog Input Range | ±10V, ±5V, 0V to 10V, and ±12V with external reference |
| On-chip Reference | 2.5V ± 0.2% |
| Signal-to-Noise Ratio (SNR) | 76 dB typical at 50 kHz input frequency |
| Total Harmonic Distortion (THD) | -85 dB typical |
| Integral Nonlinearity (INL) | ±0.5 LSB typical |
| Differential Nonlinearity (DNL) | ±0.25 LSB typical |
| Conversion Time | 610 ns maximum |
| Full Power Bandwidth | 35 MHz typical at 3 dB, ±10V range |
| Operating Temperature | -40°C to +85°C |
| Package Style | 24-lead TSSOP |
| Serial Interface | Compatible with SPI, QSPI, MICROWIRE, and DSP |
Key Features
- True bipolar analog input signals in the ±10V, ±5V, and 0V to 10V ranges, and up to ±12V with an external reference.
- Simultaneous conversion with read time in less than 1 μs.
- High analog input impedance.
- Low current consumption: 8.3 mA typical in normal mode and 320 nA typical in shutdown mode.
- High speed serial interface compatible with SPI, QSPI, MICROWIRE, and DSP.
- On-chip 2.5V reference that can be disabled for external reference use.
Applications
The AD7367BRUZ-RL7 is suitable for a variety of high-speed, low-power applications, including:
- Industrial process control systems.
- Medical devices requiring high accuracy and low power consumption.
- Aerospace and defense systems where high reliability and performance are critical.
- Automotive systems, particularly those requiring high voltage input ranges.
- Data acquisition systems in various industries.
Q & A
- What is the resolution of the AD7367BRUZ-RL7 ADC?
The AD7367BRUZ-RL7 has a resolution of 14 bits.
- What are the available analog input ranges for this ADC?
The device can accept true bipolar analog input signals in the ±10V, ±5V, and 0V to 10V ranges, and up to ±12V with an external reference.
- What is the throughput rate of the AD7367BRUZ-RL7?
The throughput rate is up to 1 MSPS.
- What type of serial interface does the AD7367BRUZ-RL7 support?
The device supports SPI, QSPI, MICROWIRE, and DSP serial interfaces.
- What is the operating temperature range of the AD7367BRUZ-RL7?
The operating temperature range is -40°C to +85°C.
- What is the package style of the AD7367BRUZ-RL7?
The device is packaged in a 24-lead TSSOP.
- Can the on-chip reference of the AD7367BRUZ-RL7 be disabled?
Yes, the on-chip 2.5V reference can be disabled to allow the use of an external reference.
- What is the typical current consumption of the AD7367BRUZ-RL7 in normal mode?
The typical current consumption in normal mode is 8.3 mA.
- What is the signal-to-noise ratio (SNR) of the AD7367BRUZ-RL7?
The SNR is 76 dB typical at 50 kHz input frequency.
- Is the AD7367BRUZ-RL7 suitable for high-speed applications?
Yes, the device is designed for high-speed applications with a conversion time of 610 ns maximum and a full power bandwidth of 35 MHz typical at 3 dB, ±10V range.
