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The EM4222 is a UHF chip that is optimizes to yield the minimum die area and cost. The EM4222 chip is a Read-Only UHF and Microwave (300 MHz to 2.45 GHz) single chip solution with a small footprint. Depending on the chip programming, tags can be red to speeds between 0.5 m/s and 100 m/s, while the maximum number of tags that can be read per second is 240 (average tag ID reading rate is nearly 200 tags per second).

www.emmicroelectronic.com; (719) 598-9224

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