Overview
The Texas Instruments ADS7816EC/2K5 is a high-performance, 12-bit analog-to-digital converter (ADC) designed for high-speed and low-power applications. This device is part of the ADS7816 series and is packaged in an 8-VSSOP (Very Thin Shrink Small Outline Package) with a 0.65mm pitch. The ADS7816EC/2K5 operates on a single +5V power supply and features automatic power-down, making it suitable for battery-powered and power-sensitive systems. It is built on a 0.6µ CMOS process, enabling it to acquire and convert analog signals at up to 200,000 conversions per second while consuming minimal power.
Key Specifications
| Parameter | Description |
|---|---|
| Manufacturer | Texas Instruments |
| Part Number | ADS7816EC/2K5 |
| Package | 8-VSSOP (0.65mm pitch) |
| Number of Bits | 12 |
| Sampling Rate | 200 kHz |
| Number of Inputs | 1 (Differential) |
| Data Interface | SPI |
| Architecture | SAR (Successive Approximation Register) |
| Reference Type | External |
| Voltage - Supply, Analog/Digital | +5V |
| Operating Temperature | -40°C to +85°C |
| RoHS Status | ROHS3 Compliant |
Key Features
- High-Speed Conversion: The ADS7816EC/2K5 can perform up to 200,000 conversions per second, making it suitable for high-speed data acquisition applications.
- Low Power Consumption: The device features automatic power-down, reducing power consumption when not in use, which is ideal for battery-powered systems.
- Differential Input: The ADC supports differential input signals, allowing for better noise rejection and improved signal integrity.
- SPI Interface: The device uses a synchronous serial interface (SPI) for data communication, facilitating easy integration with microcontrollers and other digital systems.
- External Reference: The ADC requires an external reference voltage, which can be set between 100mV and VCC, allowing for flexible input range configuration.
Applications
- Data Acquisition Systems: The high-speed and low-power characteristics of the ADS7816EC/2K5 make it suitable for various data acquisition systems, including industrial control, medical devices, and test equipment.
- Embedded Systems: The device is ideal for embedded systems that require high-speed analog-to-digital conversion with minimal power consumption.
- Automotive and Industrial Automation: The robust operating temperature range and differential input capability make it a good fit for automotive and industrial automation applications).
- Medical Devices: The low noise and high accuracy of the ADS7816EC/2K5 are beneficial in medical devices that require precise analog-to-digital conversion).
Q & A
- What is the resolution of the ADS7816EC/2K5?
The ADS7816EC/2K5 is a 12-bit analog-to-digital converter).
- What is the maximum sampling rate of the ADS7816EC/2K5?
The maximum sampling rate is 200 kHz).
- What type of input does the ADS7816EC/2K5 support?
The device supports differential input signals).
- What is the power supply requirement for the ADS7816EC/2K5?
The device operates on a single +5V power supply).
- Does the ADS7816EC/2K5 have automatic power-down?
Yes, the device features automatic power-down to reduce power consumption when not in use).
- What is the operating temperature range of the ADS7816EC/2K5?
The operating temperature range is -40°C to +85°C).
- What type of data interface does the ADS7816EC/2K5 use?
The device uses a synchronous serial interface (SPI)).
- Is the ADS7816EC/2K5 RoHS compliant?
Yes, the device is ROHS3 compliant).
- What is the architecture of the ADS7816EC/2K5?
The device uses a Successive Approximation Register (SAR) architecture).
- Can the ADS7816EC/2K5 be used in battery-powered systems?
Yes, due to its low power consumption and automatic power-down feature, it is suitable for battery-powered systems).
