DW1000 DECAWAVE single-chip ultra-wideband (UWB) low-power and low-cost transceiver IC, compatible with IEEE802.15.4 two-way ranging or TDoA positioning systems, with a positioning accuracy of 10 cm
DW1000 Brief
DW1000 IEEE802.15.4-2011 UWB Transceiver
Product Overview
The DW1000 is a fully integrated single chip Ultra Wideband (UWB) low-power low-cost transceiver IC compliant to IEEE802.15.4-2011. It can be used in 2-way ranging or TDoA location systems to locate assets to a precision of 10 cm. It also supports data transfer at rates up to 6.8 Mbps.
Key Features
• IEEE802.15.4-2011 UWB compliant
• Supports 6 RF bands from 3.5 GHz to 6.5 GHz
• Programmable transmitter output power
• Fully coherent receiver for maximum range and accuracy
• Complies with FCC & ETSI UWB spectral masks
• Supply voltage 2.8 V to 3.6 V
• Low power consumption
• SLEEP current 1 µA
• DEEPSLEEP current 50 nA
• Data rates of 110 kbps, 850 kbps, 6.8 Mbps
• Maximum packet length of 1023 bytes for high data throughput applications
• Integrated MAC support features
• Supports TWR and TDOA
• SPI interface to host processor
• 6 mm x 6 mm 48-pin QFN package with 0.4 mm lead pitch
• Small number of external components
Key Benefits
● Supports precision location and data transfer concurrently
● Asset location to a precision of 10 cm
● Extended communications range up to 290 m @ 110 kbps 10% PER minimises required infrastructure in RTLS
● High multipath fading immunity
● Supports high tag densities in RTLS
● Small PCB footprint allows costeffective hardware implementations
● Long battery life minimises system lifetime cost Applications
● Precision real time location systems (RTLS) using two-way ranging or TDOA schemes in a variety of markets: -
⊙ Healthcare
⊙ Consumer
⊙ Industrial
⊙ Other
● Location aware wireless sensor networks
● Indoor and outdoor Internet of Things
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