Operational Description

FCC ID: WP3ZBT

Operational Description

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FCCID_1606456

Operational description of the Zigbee transceiver

Visonic's Zigbee transceiver consist of two chips:

EM-357- high performance Integrated Zigbee /802.15.4 system-on-chip and 2.4GHz

Transmit / Receive Front-End chip SKY-65336.

In transmit mode RF signal from EM-357 come to input of Front-End SKY-65336
Power amplifier. From output of the SKY-65336 signal pass over harmonic filter and
come to integrated antenna.

In receive mode RF signal from antenna come to LNA input of Front-End and after to

Receiver of EM-357.

Transceiver work from Lithium batteries 3V and have a reverse voltage protection
(back battery).

Document Created: 2011-11-21 07:08:32
Document Modified: 2011-11-21 07:08:32

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