Overview
The Texas Instruments ADS8332IRGET is a low-power, 16-bit analog-to-digital converter (ADC) designed for high-performance applications. This device features a 500-kilosamples-per-second (kSPS) sampling rate and includes an 8-to-1 unipolar input multiplexer. The ADS8332IRGET is part of the ADS833x family, which is known for its excellent DC and AC performance, making it suitable for a variety of industrial and medical applications. The converter is available in a 24-pin, 4x4 mm VQFN package and is fully specified for operation over the industrial temperature range of -40°C to 85°C.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 16 Bits | |
| Sampling Rate | Up to 500 kSPS | |
| Analog Supply Voltage (VA) | 2.7 V to 5.5 V | V |
| Digital I/O Supply Voltage (VBD) | 1.65 V to VA + 0.2 V | V |
| Integral Linearity (INL) | ±2 LSB (typ), ±3 LSB (max) | LSB |
| Differential Linearity (DNL) | ±0.6 LSB (typ), ±1.5 LSB (max) | LSB |
| Offset Error | ±0.15 mV (typ), ±0.5 mV (max) | mV |
| Gain Error | ±0.06% FSR (typ), ±0.25% FSR (max) | % FSR |
| Signal-to-Noise Ratio (SNR) | 91.5 dB (typ) at 1 kHz | dB |
| Total Harmonic Distortion (THD) | -101 dB (typ) at 1 kHz | dB |
| Operating Temperature Range | -40°C to 85°C | °C |
| Package Type | 24-pin VQFN (4x4 mm) |
Key Features
- High-speed, wide-voltage serial interface compatible with SPI and DSP.
- Daisy-chain mode for multiple converter operation.
- On-chip conversion clock (CCLK) and programmable status, polarity EOC/INT.
- Software and hardware reset options.
- Deep, Nap, and Auto-NAP powerdown modes for power efficiency.
- Flexible analog input arrangement with on-chip 8-channel multiplexer.
- Auto, manual channel select and trigger capabilities.
- Separate I/O supply: 1.65 V to VA.
- SCLK up to 40 MHz (VA = VBD = 5 V).
Applications
- Communications systems.
- Transducer interfaces.
- Medical instruments.
- Magnetometers.
- Industrial process controls.
- Data acquisition systems.
- Automatic test equipment.
Q & A
- What is the resolution of the ADS8332IRGET ADC?
The ADS8332IRGET has a 16-bit resolution.
- What is the maximum sampling rate of the ADS8332IRGET?
The maximum sampling rate is up to 500 kSPS.
- What is the operating temperature range of the ADS8332IRGET?
The operating temperature range is -40°C to 85°C.
- What types of powerdown modes are available on the ADS8332IRGET?
The device supports Deep, Nap, and Auto-NAP powerdown modes.
- Can the ADS8332IRGET operate in daisy-chain mode?
- What is the typical signal-to-noise ratio (SNR) of the ADS8332IRGET?
The typical SNR is 91.5 dB at 1 kHz.
- What is the typical total harmonic distortion (THD) of the ADS8332IRGET?
The typical THD is -101 dB at 1 kHz.
- What is the package type of the ADS8332IRGET?
The device is available in a 24-pin VQFN (4x4 mm) package.
- Does the ADS8332IRGET support software and hardware reset?
- What is the range of the analog supply voltage (VA) for the ADS8332IRGET?
The analog supply voltage range is 2.7 V to 5.5 V.
