Overview
The ADS7816UB/2K5 is a 12-bit, high-speed, micropower sampling analog-to-digital converter (ADC) produced by Texas Instruments. This device is designed for low power operation with automatic power down, featuring a synchronous serial interface and a differential input. The ADS7816UB/2K5 is suitable for applications requiring high-speed data acquisition with minimal power consumption, making it ideal for battery-operated systems, remote data acquisition, and isolated data acquisition.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Resolution | 12 | Bits |
| Sampling Rate (Max) | 200 kHz | SPS |
| Power Consumption (Typ) | 1.9 mW at 200 kHz | mW |
| Power Down Current (Max) | 3 µA | µA |
| Analog Supply Voltage (Min/Max) | 4.5 / 5.25 | V |
| Digital Supply Voltage (Min/Max) | 4.5 / 5.25 | V |
| Operating Temperature Range | -40 to 85 | °C |
| Input Type | Differential, Pseudo-Differential, Single-Ended | |
| Interface | Serial (SPI) | |
| Package Type | 8-SOIC (D) | |
| Number of Pins | 8 |
Key Features
- 200 kHz sampling rate
- Low power operation: 1.9 mW at 200 kHz, 150 µW at 12.5 kHz
- Automatic power down: 3 µA max
- Differential input
- Synchronous serial interface (SPI)
- Available in 8-pin mini-DIP, SOIC, and MSOP packages
- External reference voltage can be varied from 100 mV to VCC
Applications
- Battery-operated systems
- Remote data acquisition
- Isolated data acquisition
- Systems requiring simultaneous acquisition of multiple signals
Q & A
- What is the resolution of the ADS7816UB/2K5?
The resolution of the ADS7816UB/2K5 is 12 bits.
- What is the maximum sampling rate of the ADS7816UB/2K5?
The maximum sampling rate is 200 kHz.
- What is the typical power consumption of the ADS7816UB/2K5 at 200 kHz sampling rate?
The typical power consumption is 1.9 mW at 200 kHz.
- What is the maximum power down current of the ADS7816UB/2K5?
The maximum power down current is 3 µA.
- What types of input does the ADS7816UB/2K5 support?
The ADS7816UB/2K5 supports differential, pseudo-differential, and single-ended inputs.
- What is the operating temperature range of the ADS7816UB/2K5?
The operating temperature range is -40°C to 85°C.
- What interface does the ADS7816UB/2K5 use for data communication?
The ADS7816UB/2K5 uses a synchronous serial interface (SPI).
- In what packages is the ADS7816UB/2K5 available?
The ADS7816UB/2K5 is available in 8-pin mini-DIP, SOIC, and MSOP packages.
- Can the reference voltage of the ADS7816UB/2K5 be varied?
Yes, the reference voltage can be varied from 100 mV to VCC.
- Is the ADS7816UB/2K5 RoHS compliant?
Yes, the ADS7816UB/2K5 is RoHS compliant.
