LTC1861IS8#PBF - 12-Bit, Micropower Sampling Analog-to-Digital Converter

The LTC1861IS8#PBF is a high-performance 12-bit analog-to-digital converter (ADC) from Linear Technology, designed for power-sensitive applications that require a combination of low power consumption and high-speed performance. This ADC is an ideal choice for battery-operated systems, portable devices, and remote sensors, where efficient power management is crucial.

The LTC1861IS8#PBF operates from a single 2.7V to 5.5V supply and features a typical power consumption of only 850µW at a 150ksps throughput rate. This micropower consumption, combined with automatic nap and sleep modes, significantly extends battery life in portable applications.

The device comes in a compact, 8-lead SOIC package, making it suitable for space-constrained applications. Its small footprint does not compromise its performance, as it boasts a high-speed SPI-compatible serial interface that can operate on both 3V and 5V logic levels, providing flexibility in various system designs.

Key features of the LTC1861IS8#PBF include:

• 12-bit resolution with no missing codes
• 150ksps sample rate
• Low power consumption: 850µW at 150ksps
• Single 2.7V to 5.5V supply operation
• No pipeline delay (SAR architecture)
• Automatic power-down modes for power saving
• 8-lead SOIC package for a compact footprint
• SPI and MICROWIRE™ compatible serial I/O
• Guaranteed operation over the industrial temperature range (-40°C to +85°C)

The LTC1861IS8#PBF also features a differential analog input with a wide input common-mode range, providing flexibility in interfacing with various sensors and signal sources. The device's high impedance analog inputs and the ability to configure the input range via an external reference voltage make it versatile for a wide array of applications.

In summary, the LTC1861IS8#PBF from Linear Technology is a superior choice for designers looking for a high-speed, low-power ADC that does not compromise on accuracy or performance. Whether it's for industrial control systems, medical devices, or any other precision data acquisition application, this ADC delivers reliable and efficient performance in a compact package.