DWM1000SR - IEEE 802.15.4 UWB Transceiver Module | Qorvo
料号： DWM1000SR ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
DWM1000SR 概述
An ultra-wideband transceiver module is a complete radio subsystem that packages an RF transceiver IC, antenna, crystal oscillator, power management, and clock circuitry into a single certified unit. Within the wireless connectivity hierarchy, UWB modules occupy the precision-ranging segment of short-range communications, complementing Bluetooth, Wi-Fi, and 802.15.4 Zigbee radios by delivering centimeter-level time-of-flight measurement that narrowband technologies cannot achieve.
Key features include full IEEE 802.15.4a UWB compliance, integrated all-RF circuitry eliminating external matching components, on-chip voltage and temperature monitoring readable via SPI, and support for two-way ranging (TWR) and TDOA location topologies. The module supports six data-rate options up to 6.8 Mbps and programmable transmit power across its six supported UWB channels.
The underlying DW1000 die implements a coherent receiver with accurate timestamping, enabling time-of-flight resolution far beyond conventional RSSI-based approaches. The integrated architecture minimizes BOM count and RF design risk, allowing OEMs to achieve regulatory-certified UWB performance without in-house RF layout expertise.
Typical applications include indoor real-time location systems (RTLS) for asset tracking, autonomous navigation for robots and drones, geofencing and secure keyless entry, and precision positioning in warehouses and factories where 10 cm accuracy is required.
Design considerations: the module requires a clean 2.8 V to 3.6 V supply and SPI host interface; follow the manufacturer recommended footprint and keep-out zone around the integrated antenna to preserve radiation pattern and ranging accuracy.
This page synthesizes distributor availability, drop-in alternative analysis, and practical design guidance not consolidated in the manufacturer datasheet.
直接替换替代料： DWM1000SR ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： DWM1000SR （相同外形与封装尺寸） ——差异在于 Antenna, Mounting Type, Product Type.
快速对比工具——选择替代料号进行并排对比：
DWM1000
✅ 直接替换✓ 有现货
$10.09 / 个
查看数据手册 →BU01
✅ 直接替换📋 参考替代料（不在目录中）
DWM1000SR 规格参数（制造商发布）
| Product Type | UWB Transceiver Module |
| Base IC | Decawave DW1000 |
| Standard | IEEE 802.15.4-2011 UWB |
| Frequency Range | 3.5 GHz to 6.5 GHz |
| Number of Channels | 6 UWB channels |
| Maximum Data Rate | 6.8 Mbps |
| Positioning Accuracy | 10 cm |
| Ranging Topologies | Two-way ranging (TWR), TDOA |
| 接口 | SPI |
| 电源电压 | 2.8 V to 3.6 V |
| Antenna | Integrated |
| Integrated Functions | Antenna, RF circuitry, power management, clock circuitry |
| On-Chip Monitoring | Voltage and temperature monitors |
| 安装类型 | Surface Mount |
| Package Type | Castellated SMD module |
| RoHS 状态 | Compliant |
DWM1000SR 接口与连接器
DWM1000SR 提供制造商发布的以下接口和连接器：功率输入。扩展排针引脚定义、连接器引脚编号和电气限值在制造商文档中定义。
| 功率输入 | 2.8 V to 3.6 V |
请参阅 制造商文档 以查看完整的扩展排针引脚和连接器引脚编号。
功率与热特性
| 功率输入 | 2.8 V to 3.6 V |
DWM1000SR 的功率输入和热参数（由制造商发布）。
典型应用
DWM1000SR 适用于 6 应用s: Indoor Real-Time Location Systems (RTLS), Autonomous Robot and Drone Navigation, Warehouse Asset Tracking, Secure Keyless Entry and Geofencing, Sports and Kart Performance Tracking, Industrial Safety Zone Monitoring.
Indoor Real-Time Location Systems (RTLS)
The DWM1000SR is a primary choice for indoor RTLS because its coherent DW1000 receiver timestamps UWB pulses with sub-nanosecond precision, delivering the 10 cm location accuracy that narrowband RSSI systems cannot approach. In two-way ranging (TWR) deployments, tags carrying the module exchange ranging frames with fixed anchors in the 3.5 GHz to 6.5 GHz band, while in TDOA deployments tags transmit bursts that anchor arrays timestamp for centralized computation. Designers should budget anchor density for line-of-sight coverage and use the six selectable UWB channels to avoid interferers. Because the module integrates the antenna and clock circuitry, tag form factors stay small, and supply is a simple 2.8 V to 3.6 V rail with SPI host control.
推荐
Autonomous Robot and Drone Navigation
For mobile robots and drones operating indoors where GNSS is unavailable, the DWM1000SR provides reliable 10 cm positioning by ranging against UWB anchors mounted on ceilings or walls. The DW1000-based radio supports update rates compatible with 100 ms or faster positioning loops, as requested in published Qorvo forum tracking projects, feeding odometry-fusion filters such as EKF implementations. The module's integrated RF front end removes antenna-matching design risk from compact robot PCBs, and its SPI interface connects directly to popular MCU families including Teensy and Arduino-class controllers. Engineers should maintain the antenna keep-out zone above ground planes and validate ranging performance across payload orientations, since the integrated antenna pattern is orientation-sensitive in multipath-rich industrial environments.
推荐
Warehouse Asset Tracking
In warehouse and factory settings, the DWM1000SR enables pallet, tote, and tool tracking at 10 cm precision using TDOA or TWR anchors distributed along racks and doorways. Its 6.8 Mbps maximum data rate is far beyond tracking needs, so deployments typically run low-rate ranging frames to maximize link budget and battery life on passive-style tags. The module's on-chip voltage and temperature monitors, readable over SPI, let tag firmware log environmental conditions alongside location data. Because the module carries regulatory-relevant RF integration on board, large-scale rollouts avoid per-board RF certification redesigns. Placement planning should account for metal racking multipath; the six UWB channels across 3.5 GHz to 6.5 GHz allow channel hopping to mitigate interference from busy RF floors.
推荐
Secure Keyless Entry and Geofencing
UWB time-of-flight is resistant to relay attacks, making the DWM1000SR suitable for secure keyless access, smart locks, and geofencing around restricted zones. Unlike BLE proximity solutions that infer distance from signal strength, the DW1000's flight-time measurement in the 3.5 GHz to 6.5 GHz band yields 10 cm accuracy, so an access system can distinguish a fob at the door from one 3 m away. The module's SPI host interface allows an MCU to enforce challenge-response protocols on top of the physical-layer ranging. Designers should power the module from a clean 2.8 V to 3.6 V rail and leverage the on-chip monitors to detect tampering conditions such as voltage anomalies, tightening the security posture of the overall entry system.
推荐
Sports and Kart Performance Tracking
The DWM1000SR has been evaluated in community projects for tracking moving objects such as go-karts on indoor tracks, where 100 ms or faster position updates are desired. The DW1000 silicon's fast two-way ranging exchange supports high update rates within a track's anchor grid, and 10 cm accuracy resolves lane and lap-line crossings that GPS cannot see indoors. The module's integrated antenna and clock circuitry simplify rugged tag construction for vibrating vehicles; a stable 3.3 V supply and robust SPI wiring to the host MCU are the main integration concerns. For ceiling-mounted anchors, the 3.5 GHz to 6.5 GHz band keeps the downlink clear of consumer Wi-Fi congestion, improving timing integrity across the full track surface.
推荐
Industrial Safety Zone Monitoring
The DWM1000SR supports worker-safety systems that warn personnel and autonomous machinery when separation distances fall below configured thresholds. With 10 cm ranging accuracy and TWR topologies, a forklift-to-pedestrian proximity system can distinguish a 2 m safe margin from a dangerous 0.5 m approach far more reliably than ultrasonic or BLE methods. Tags built on the module operate across 3.5 GHz to 6.5 GHz with selectable channels, minimizing false alarms from RF-dense factory floors, and the SPI-accessible temperature and voltage monitors add fault-detection capability for safety-rated loggers. Because the module integrates regulatory-relevant RF circuitry, safety-equipment OEMs can scale production without repeated RF layout requalification, focusing engineering effort on the alert logic and alarm interfaces instead.
推荐
推荐产品汇总
工程参考数据： DWM1000SR ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | DWM1000 | BU01 |
|---|---|---|---|
| Package | Castellated SMD module | Castellated SMD module - same | Castellated SMD module - verify footprint |
| Brand | Qorvo | Qorvo | AI-Thinker |
| Base Radio IC | Decawave DW1000 | Decawave DW1000 | Decawave DW1000 |
| Frequency Range | 3.5 GHz to 6.5 GHz | 3.5 GHz to 6.5 GHz | 3.5 GHz to 6.5 GHz |
| Maximum Data Rate | 6.8 Mbps | 6.8 Mbps | 6.8 Mbps |
| Positioning Accuracy | 10 cm | 10 cm | 10 cm |
| Interface | SPI | SPI | SPI |
| Supply Voltage | 2.8 V to 3.6 V | 2.8 V to 3.6 V | 2.8 V to 3.6 V |
| Standard | IEEE 802.15.4-2011 UWB | IEEE 802.15.4-2011 UWB | IEEE 802.15.4-2011 UWB |
关键差异点
- Fully integrated single-module UWB solution （对比 DW1000 (chip-down))
- Precision 10 cm ranging （对比 BLE/Wi-Fi based trackers)
- Mature DW1000 software ecosystem （对比 DWM3000)
设计说明
Respect the module's antenna keep-out zone exactly as defined in the DWM1000 hardware design guidance: no copper, traces, or ground plane beneath or immediately surrounding the integrated ceramic antenna. Violating the keep-out detunes the antenna, degrades radiation pattern symmetry, and directly reduces ranging accuracy - the 10 cm specification assumes the recommended layout. Use castellated edge connections for hand-inspection friendly assembly, and if mounting the module above a ground plane, follow the datasheet's recommended clearance for antenna-side placement.
Supply the DWM1000SR from a clean 2.8 V to 3.6 V rail (nominal 3.3 V). UWB pulse transmission draws short current bursts; decouple locally with low-ESR ceramic capacitance placed close to the supply pins. Avoid sharing the module supply with noisy switching loads. The on-chip voltage monitor (VDDAON readable via SPI) allows firmware to detect brownout conditions before they corrupt ranging timestamps, and the die temperature monitor supports crystal-drift compensation in precision TDOA deployments.
The Qorvo DWM3000 is not a substitute for the DWM1000SR without PCB redesign - it uses different silicon and different channel plans. Do not enumerate alternatives from parametric memory alone; verify the footprint and pin map against your layout. Also, clock quality governs ranging error: use the module's integrated clock circuitry rather than an external low-cost crystal, and calibrate antenna delay per unit in production for consistent 10 cm accuracy across a deployed fleet.
合规信息
RoHS compliance is referenced on the IC Online distributor listing for DWM1000SR. Other compliance attributes were not stated in the provided data.
