Overview
The ADS8322YB/2KG4 is a 16-bit, 500kHz microPower sampling analog-to-digital converter (ADC) produced by Texas Instruments. This device is designed for high-speed and low-power applications, making it suitable for a variety of industrial, medical, and consumer electronics. The ADS8322 features an internal 2.5V reference and includes a sample-and-hold function, which is based on capacitive redistribution using internal digital-to-analog (CDAC) capacitors.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Resolution | 16 | 16 | 16 | Bits |
| Full-scale input span | 0 | +2VREF | V | |
| Absolute input range | -0.1 | +0.5 | V | |
| Integral linearity error | -4 | -3 | +8 | LSBs |
| Offset error | -1.0 | -0.5 | +2.0 | mV |
| Gain error | -0.25 | -0.22 | +0.50 | %FSR |
| Conversion time | 1.6 | 1.6 | 1.6 | μs |
| Acquisition time | 350 | 350 | 350 | ns |
| Throughput rate | 500 | 500 | 500 | kHz |
| Power-supply voltage | 4.75 | 5 | 5.25 | V |
| Supply current | 17 | 25 | 25 | mA |
| Power dissipation | 85 | 125 | 125 | mW |
| Temperature range | -40 | +85 | °C |
Key Features
- 16-bit resolution with a sampling rate of 500kHz.
- Internal 2.5V reference voltage.
- Low power consumption: 85mW at 500kHz sampling rate.
- High-speed conversion time of 1.6μs and acquisition time of 350ns.
- Aperture delay of 50ns and aperture jitter of 20ps.
- Small-signal bandwidth of 30MHz.
- Supports a wide temperature range from -40°C to +85°C.
- CMOS logic family with straight binary data format.
Applications
The ADS8322YB/2KG4 is versatile and can be used in various applications, including:
- Industrial automation and control systems.
- Medical devices such as patient monitoring systems and diagnostic equipment.
- Consumer electronics like audio and video processing systems.
- Data acquisition systems requiring high-speed and low-power ADCs.
- Automotive systems for sensor data conversion.
Q & A
- What is the resolution of the ADS8322YB/2KG4?
The ADS8322YB/2KG4 has a resolution of 16 bits. - What is the sampling rate of the ADS8322YB/2KG4?
The sampling rate is 500kHz. - What is the internal reference voltage of the ADS8322YB/2KG4?
The internal reference voltage is 2.5V. - How much power does the ADS8322YB/2KG4 consume at 500kHz sampling rate?
The power consumption is 85mW at 500kHz sampling rate. - What is the conversion time of the ADS8322YB/2KG4?
The conversion time is 1.6μs. - What is the acquisition time of the ADS8322YB/2KG4?
The acquisition time is 350ns. - What is the temperature range of the ADS8322YB/2KG4?
The temperature range is from -40°C to +85°C. - What logic family does the ADS8322YB/2KG4 use?
The ADS8322YB/2KG4 uses CMOS logic. - What is the data format of the ADS8322YB/2KG4?
The data format is straight binary. - Can the clock for the ADS8322YB/2KG4 be gated to conserve power?
Yes, the clock can be gated to conserve power between conversions.
