The first in a family of fully integrated analogue front ends (AFEs) for portable ECG and EEG equipment as well as patient monitoring and consumer-targeted medical products has been introduced by Texas Instruments. The new AFE reduces power consumption and component count by 95% compared with discrete devices, according to the manufacturer. In addition to achieving power efficiencies of 1 mW/channel, the eight-channel, 24-bit ADS1298 provides high levels of diagnostic accuracy.
These features will enable manufacturers to develop equipment that is more portable and affordable than what is currently available, according to TI. Complementing the AFE is the low-power TMS320C5505 DSP family. At less than 0.15-mW/MHz power consumption, the TMS320C5505 maximises battery life for portable patient monitoring applications. Four and six channel versions of the AFE will be available soon.
Texas Instruments
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www.ti.com/medical