Overview
The ADS8320E/2K5G4 is a 16-bit, high-speed, micropower sampling analog-to-digital converter (ADC) manufactured by Texas Instruments. This device is designed to operate over a wide supply range of 2.7 V to 5.25 V, making it versatile for various applications. The ADS8320E/2K5G4 features a synchronous serial interface (SPI/SSI compatible) and supports both pseudo-differential and single-ended input types. Its ultra-low power consumption and compact 8-pin VSSOP package make it ideal for portable and battery-operated systems, as well as remote data acquisition modules and simultaneous multi-channel systems.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Bits | 16 |
| Sampling Rate | 100 kHz |
| Number of Inputs | 1 |
| Input Type | Pseudo-Differential, Single Ended |
| Data Interface | SPI (SPI/SSI compatible) |
| Configuration | S/H-ADC |
| Ratio - S/H:ADC | 1:1 |
| Architecture | SAR (Successive Approximation Register) |
| Reference Type | External |
| Supply Voltage Range | 2.7 V to 5.25 V |
| Operating Temperature Range | -40°C to 85°C |
| Package Type | 8-pin VSSOP |
Key Features
- Ultra-low power consumption: 1.8 mW at 100 kHz and 2.7 V, 0.3 mW at 10 kHz and 2.7 V, and 3 µA in power-down mode.
- High-speed sampling rate of up to 100 kHz.
- Synchronous serial interface (SPI/SSI compatible).
- Support for pseudo-differential and single-ended inputs.
- External reference voltage adjustable from 500 mV to VCC.
- Compact 8-pin VSSOP package.
- Pin-compatible with ADS7816 and ADS7822.
Applications
The ADS8320E/2K5G4 is suitable for a variety of applications, including:
- Portable and battery-operated systems due to its ultra-low power consumption.
- Remote data acquisition modules and simultaneous multi-channel systems.
- Isolated data acquisition systems.
- Any application requiring high-speed, low-power analog-to-digital conversion.
Q & A
- What is the resolution of the ADS8320E/2K5G4 ADC?
The ADS8320E/2K5G4 has a resolution of 16 bits. - What is the sampling rate of the ADS8320E/2K5G4?
The sampling rate of the ADS8320E/2K5G4 is up to 100 kHz. - What types of input does the ADS8320E/2K5G4 support?
The ADS8320E/2K5G4 supports both pseudo-differential and single-ended inputs. - What is the data interface of the ADS8320E/2K5G4?
The data interface is SPI (SPI/SSI compatible). - What is the power consumption of the ADS8320E/2K5G4 at 100 kHz and 2.7 V?
The power consumption is 1.8 mW at 100 kHz and 2.7 V. - What is the package type of the ADS8320E/2K5G4?
The package type is an 8-pin VSSOP. - What is the operating temperature range of the ADS8320E/2K5G4?
The operating temperature range is -40°C to 85°C. - Is the ADS8320E/2K5G4 pin-compatible with other ADCs?
Yes, it is pin-compatible with ADS7816 and ADS7822. - What is the reference voltage range for the ADS8320E/2K5G4?
The reference voltage can be set to any level within the range of 500 mV to VCC. - What are some typical applications for the ADS8320E/2K5G4?
Typical applications include portable and battery-operated systems, remote data acquisition modules, and simultaneous multi-channel systems.
