Overview
The ADS8361IDBQG4 is a dual, 16-bit, 500kSPS analog-to-digital converter (ADC) manufactured by Texas Instruments. This device is designed for high-speed data acquisition and features four fully differential input channels grouped into two pairs. It operates from dual supply voltages of +3V and +5V, making it versatile for various applications. The ADS8361IDBQG4 is known for its low power consumption of 150mW and its ability to perform simultaneous sampling, which is crucial for preserving the relative phase information of the input signals.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Number of Bits | 16 | |
| Sampling Rate | 500k | SPS |
| Number of Inputs | 4 | |
| Input Type | Differential | |
| Data Interface | SPI | |
| Configuration | MUX-S/H-ADC | |
| Ratio - S/H:ADC | 1:1 | |
| Number of A/D Converters | 2 | |
| Architecture | SAR (Successive Approximation Register) | |
| Reference Type | External, Internal | |
| Voltage - Supply, Analog | 5V | |
| Voltage - Supply, Digital | 2.7V ~ 3.6V, 5V | |
| Operating Temperature Range | -40°C to +125°C | |
| Package / Case | 24-SSOP (0.154", 3.90mm Width) |
Key Features
- Simultaneous sampling of four fully differential input channels grouped into two pairs.
- Low power consumption of 150mW.
- Internal +2.5V reference voltage with REFIN and REFOUT pins.
- High-speed serial interface (SPI).
- Pin compatible with the 12-bit ADS7861.
- Operating temperature range of -40°C to +125°C.
- Dual supply voltages: +3V and +5V.
- Conversion time of 1.6 μs per channel, with a total throughput of 4 μs for four channels.
- Common-mode rejection ratio of 80dB.
Applications
- Motor control systems.
- Multi-axis positioning systems.
- 3-phase power control systems.
Q & A
- What is the sampling rate of the ADS8361IDBQG4?
The sampling rate of the ADS8361IDBQG4 is 500kSPS.
- How many input channels does the ADS8361IDBQG4 have?
The ADS8361IDBQG4 has four fully differential input channels grouped into two pairs.
- What is the resolution of the ADS8361IDBQG4?
The resolution of the ADS8361IDBQG4 is 16 bits.
- What is the operating temperature range of the ADS8361IDBQG4?
The operating temperature range of the ADS8361IDBQG4 is -40°C to +125°C.
- Does the ADS8361IDBQG4 support simultaneous sampling?
Yes, the ADS8361IDBQG4 supports simultaneous sampling of the input channels.
- What is the power consumption of the ADS8361IDBQG4?
The power consumption of the ADS8361IDBQG4 is 150mW.
- What type of data interface does the ADS8361IDBQG4 use?
The ADS8361IDBQG4 uses a high-speed serial interface (SPI).
- Is the ADS8361IDBQG4 pin compatible with other models?
Yes, the ADS8361IDBQG4 is pin compatible with the 12-bit ADS7861.
- What is the conversion time per channel for the ADS8361IDBQG4?
The conversion time per channel for the ADS8361IDBQG4 is 1.6 μs, with a total throughput of 4 μs for four channels.
- What is the common-mode rejection ratio of the ADS8361IDBQG4?
The common-mode rejection ratio of the ADS8361IDBQG4 is 80dB.
