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Product Description
The EM2420 is a true single-chip 2.4 GHz IEEE 802.15.4 compliant RF transceiver designed for low-power and low-voltage wireless applications. The EM2420 includes a digital direct sequence spread spectrum baseband modem and an effective datarate of 250 kbps. The EM2420 chip is only available from Ember with a licensed Ember networking stack and is targeted to approved 8-bit processors.

Key Features
• True single-chip 2.4 GHz IEEE 802.15.4 compliant RF transceiver with baseband modem, MAC support, and networking stack.
• DSSS baseband modem with 2 MChips/s and 250 kbps effective data rate.
• Suitable for both RFD and FFD operation
• Low current consumption (RX: 19.7 mA, TX: 17.4 mA)
• Low supply voltage (2.1 – 3.6 V) with integrated voltage regulator
• Low supply voltage (1.6 – 2.0 V) with external voltage regulator
• Programmable output power
• No external RF switch / filter needed
• I/Q low-IF receiver
• I/Q direct upconversion transmitter
• Very few external components
• 128 (RX) + 128 (TX) byte data buffering
• Digital RSSI / LQI support
• Hardware MAC encryption (AES-128)
• Battery monitor
• QLP-48 package, 7x7 mm
• Complies with EN 300 440 and FCC CFR-47 part 15, ARIB STD-T-66
• Powerful and flexible development tools available

Applications
• 2.4 GHz IEEE 802.15.4 systems
• ZigBee systems
• Consumer Electronics
• Industrial Control
• Home/building automation
• PC peripherals