ATSAMR21B18-MZ210PAT - 2.4GHz 802.15.4 Zigbee Module | Microchip
Référence : ATSAMR21B18-MZ210PAT ⚠ Dernier achat| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $12.45 | $12,45 |
| 10 | $11.2 | $112,00 |
| 100 | $9.85 | $985,00 |
| 500 | $8.6 | $4 300,00 |
| 1 000 | $7.5 | $7 500,00 |
ATSAMR21B18-MZ210PAT Présentation
An 802.15.4 / Zigbee transceiver module is a pre-certified, RF-tuned subsystem that combines a radio transceiver, a microcontroller (in this case the SAM R21 ARM Cortex-M0+), and a matching network/antenna on a single PCB; designers mount it onto their host board rather than designing RF circuitry themselves. Within the broader taxonomy, this device sits at module > RF transceiver > wireless SoC > semiconductor, and belongs to the same SAM R21 family that underlies Microchip's LoRa and Zigbee-ready wireless platforms.
Key features of the ATSAMR21B18-MZ210PAT include 802.15.4 PHY-level compliance for Zigbee 3.0 and Thread (via the underlying SAM R21E18 stack), 2.4 GHz ISM-band operation across 16 channels, integrated trace antenna that removes the need for an external antenna connector, and a serial data flash for over-the-air (OTA) firmware update storage. The module's tape-and-reel "T" suffix supports high-volume SMT assembly, and its 7-pin SMD interface exposes power, ground, and the host serial bus for firmware flashing and application I/O.
At the architectural level, the module integrates the ATSAMR21E18 wireless SoC, which combines an ARM Cortex-M0+ core with a 2.4 GHz IEEE 802.15.4 radio and a MAC accelerator. The serial flash handles OTA updates and persistent data, while the integrated matching network and PCB trace antenna deliver typical conducted output power in the +4 dBm range with sensitivities near -100 dBm. Because the RF section is factory-tuned, customers bypass the lengthy FCC/CE pre-compliance cycle typical of discrete 2.4 GHz designs.
Typical applications include Zigbee home-automation lighting modules, Thread mesh-node sensors, industrial wireless sensor networks, smart-metering endpoints, and HVAC controllers. The extended -40 °C to +125 °C temperature range makes it equally suitable for outdoor lighting enclosures and factory-floor wireless nodes.
When designing with this module, plan the host-board keep-out around the trace antenna per the Microchip reference layout; metal or ground-fill within approximately 5 mm of the antenna de-tunes the radiator and degrades range. Also reserve SPI and UART lines for the bootloader so that the serial flash can be re-flashed in the field during OTA updates.
This page synthesizes distributor pricing, EOL lifecycle alerts, drop-in alternatives, and PCB-layout guidance not aggregated in the manufacturer datasheet alone.
Alternatives de remplacement direct pour ATSAMR21B18-MZ210PAT — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Variantes de cette série
Modèles de la même série directement compatibles avec ATSAMR21B18-MZ210PAT (même facteur de forme et même empreinte) — différant par Antenna, Integrated IC, Mounting Type, Operating Frequency, Packaging.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
ATSAMR21B18-MZ210PA
✅ Remplacement direct✓ En stock
$8.74 / unité
Voir la fiche technique →ATSAMR21G18-MR210PA
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
ATSAMR21E18A-MU
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
ATSAMW25H18-MR210PB
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
RN2483A-I/RM103
✅ Remplacement direct ⚠️ Spécifications non vérifiées📋 Alternative de référence (hors catalogue)
ATSAMR21B18-MZ210PAT Spécifications (publiées par le fabricant)
| Module Type | 802.15.4 / Zigbee Transceiver Module |
| Integrated IC | ATSAMR21E18 (ARM Cortex-M0+ + 2.4 GHz radio) |
| Companion Memory | Serial data flash (external to SoC, on-module) |
| Operating Frequency | 2.4 GHz (ISM band, 16 channels) |
| Supported Protocols | IEEE 802.15.4, Zigbee 3.0, Thread (via SAM R21 stack) |
| Antenna | Integrated PCB trace antenna |
| Module Dimensions | 19.7 mm x 16.3 mm |
| Module Interface | 7-pin SMD (power, GND, host serial) |
| Type de montage | Surface Mount (SMT) and Through-Hole (TH) |
| Plage de température de fonctionnement | -40 °C to +125 °C (extended) |
| Packaging | Tape & Reel (T suffix) |
| Statut RoHS | Compliant (per DigiKey listing) |
| Region Compliance | EU-conform per Microchip datasheet; check FCC/IC for US/CA deployment |
Interfaces et connecteurs du ATSAMR21B18-MZ210PAT
Aucune liste d'interfaces publiée par le fabricant n'est disponible pour le ATSAMR21B18-MZ210PAT. Consultez la documentation du fabricant pour les détails des connecteurs et des embases.
Consultez la documentation du fabricant pour le brochage complet du connecteur d'extension et la numérotation des broches du connecteur.
Caractéristiques de puissance et thermiques
| Température de fonctionnement | -40 °C to +125 °C (extended) |
Paramètres d'alimentation et thermiques pour ATSAMR21B18-MZ210PAT tels que publiés par le fabricant.
Applications typiques
ATSAMR21B18-MZ210PAT convient pour 6 applications: Zigbee Smart Lighting, Industrial Wireless Sensor Nodes, Smart Metering Endpoints, Thread Mesh Networking, HVAC and Building Automation, Wireless IoT Lighting Reference (ATSAMR21).
Zigbee Smart Lighting
The ATSAMR21B18-MZ210PAT fits Zigbee smart-lighting designs because it pairs an ARM Cortex-M0+ host (ATSAMR21E18) with a certified 2.4 GHz 802.15.4 radio, letting the same module run the Zigbee 3.0 Light Link stack while driving a dimmable LED driver over PWM or I2C. The integrated trace antenna avoids the u.FL connector that complicates IP-rated bulb housings, and the -40 °C to +125 °C range survives enclosed-luminaire thermals. The on-module serial flash supports OTA firmware updates critical to lighting fleets. Where designers previously integrated a discrete radio plus MCU, the ATSAMR21B18-MZ210PAT cuts BOM by roughly 30 percent and removes the FCC pre-compliance burden. Pair with the MCP16331 LED-driver companion IC for a complete driver-plus-wireless subsystem.
Recommandé
Industrial Wireless Sensor Nodes
For industrial wireless sensor nodes, the ATSAMR21B18-MZ210PAT delivers 802.15.4 mesh networking with the SAM R21's Cortex-M0+ core, which is sufficient to read temperature, vibration, or pressure sensors over I2C/SPI and push data over Thread or Zigbee. The -40 °C to +125 °C operating range handles factory-floor and outdoor enclosures without extra thermal management. The integrated trace antenna and on-module matching network eliminate RF tuning, cutting sensor-node design time by weeks. The module's low active-RX current extends battery life in periodic-reporting nodes to multiple years on a single 2xAA pack. Pair with the MCP9808 temperature sensor and the SAM R21 Xplained Pro development board for prototyping.
Recommandé
Smart Metering Endpoints
The ATSAMR21B18-MZ210PAT is a strong fit for electricity, gas, and water metering endpoints because it supports 802.15.4 mesh (Zigbee SE 2.0 / Thread) and provides enough CPU headroom on the ATSAMR21E18 to run metering algorithms alongside the radio stack. The module's wide temperature envelope is essential for outdoor meter installations, and the integrated serial flash stores HAN credentials and rolling OTA images securely. The pre-certified radio shortens the meter vendor's path to ANSI C12.18/19 or IEC 62056 conformity. Trade-off: the ATSAMR21B18-MZ210PAT now sits in EOL, so for new metering platforms evaluate the named Microchip PCN replacement or plan a last-time-buy window before April 30, 2025 cut-off.
Recommandé
Thread Mesh Networking
Thread mesh networking is one of the most natural deployment targets for the ATSAMR21B18-MZ210PAT because the underlying ATSAMR21E18 SoC ships with a Thread-certified 802.15.4 MAC and OpenThread stack port. The module removes the cost and complexity of discrete 2.4 GHz design, letting developers focus on application code rather than RF tuning. With mesh routing, a single Thread border router can aggregate thousands of ATSAMR21B18-MZ210PAT-based battery nodes - ideal for building automation. Pair with a SAM R21 Xplained Pro for prototyping and the ATSAMR21-XPRO-B for hardware bring-up.
Recommandé
HVAC and Building Automation
HVAC and building-automation controllers leverage the ATSAMR21B18-MZ210PAT to talk to thermostats, dampers, and VAV boxes over a Zigbee or Thread mesh, eliminating the proprietary 2.4 GHz designs that historically dominated commercial controls. The module's extended thermal rating fits plenum enclosures where temperatures routinely exceed +70 °C. Its 7-pin SMD interface simplifies the host-PCB routing, and the on-module flash enables OTA commissioning during construction. For full building controllers, pair the ATSAMR21B18-MZ210PAT with the ATSAME54N20A-AU gateway MCU and an RS-485 transceiver.
Recommandé
Wireless IoT Lighting Reference (ATSAMR21)
Microchip's ATSAMR21 reference designs position the ATSAMR21B18-MZ210PAT as a drop-in wireless node for lighting-class IoT products, where the integrated radio replaces a discrete 2.4 GHz section that historically consumed 100+ mm² of host board. The module's pre-certified RF path cuts the typical 6-month FCC/CE conformance cycle down to 2-3 weeks of paperwork, and the on-module serial flash supports multi-image OTA for phased firmware rollouts. This makes the ATSAMR21B18-MZ210PAT particularly attractive for tier-1 lighting vendors that ship globally. Recommended companion parts include the MCP16331 LED-driver and the ATSAMR21-XPRO-B evaluation board.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour ATSAMR21B18-MZ210PAT — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | ATSAMR21B18-MZ210PA | ATSAMR21G18-MR210PA | ATSAMR21E18A-MU | ATSAMW25H18-MR210PB |
|---|---|---|---|---|---|
| Package | Module 19.7x16.3 mm, 7-pin SMD | Module 19.7x16.3 mm, 7-pin SMD - identical | Module 19.7x16.3 mm, 7-pin SMD - identical | QFN-48 SoC - not module | Module 19.7x16.3 mm, 7-pin SMD - identical |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Frequency Band | 2.4 GHz ISM | 2.4 GHz ISM | 2.4 GHz ISM | 2.4 GHz ISM | 2.4 GHz ISM |
| Protocol Stack | 802.15.4 / Zigbee | 802.15.4 / Zigbee | 802.15.4 / Zigbee | 802.15.4 / Zigbee | Wi-Fi 802.11b/g/n |
| Operating Temperature | -40 °C to +125 °C | -40 °C to +125 °C | -40 °C to +125 °C | -40 °C to +85 °C | -40 °C to +85 °C |
| Integrated Antenna | Yes (PCB trace) | Yes (PCB trace) | Yes (PCB trace) | No (bare SoC) | Yes (PCB trace) |
| Lifecycle Status | EOL (April 30, 2025) | EOL (April 30, 2025) | Active | Active | Active |
| Companion Serial Flash | Yes (on-module) | Yes (on-module) | Yes (on-module) | No (external required) | Yes (on-module) |
Principaux différenciateurs
- Tape-and-reel factory packaging (vs ATSAMR21B18-MZ210PA)
- Extended -40 °C to +125 °C operating range (vs ATSAMR21E18A-MU)
- Drop-in 2.4 GHz module replacement within Microchip SAM R21 family (vs ATSAMW25H18-MR210PB)
Notes de conception
Respect the ATSAMR21B18-MZ210PAT antenna keep-out zone: no copper (ground pour, traces, or components) within roughly 5 mm of the on-board PCB trace antenna. According to the datasheet Atmel-42486, ground fill directly under the antenna reduces radiated efficiency by 10 dB or more. If the host PCB must occupy the area below the module, carve out a cut-out or routed slot so the antenna sits over free-space, not over ground fill.
Estimated: at +4 dBm Tx output into a 50 Ω load, the module draws about 60 mA peak from the supply rail; the supply decoupling network must deliver this transient cleanly. Use a 10 µF ceramic + 100 nF ceramic + 10 µF bulk combination within 3 mm of the supply pin to prevent VCC droop during packet bursts, which otherwise reduces Tx power and re-introduces harmonic content.
Do not assume the ATSAMR21B18-MZ210PAT and a bare ATSAMR21E18 SoC share firmware images byte-for-byte - the module's serial flash holds calibration tables that the bare SoC requires to be re-loaded at every boot. Also note the EOL date: per PCN BLAS-09SOMC319, last-time-buy expired April 30, 2025, so any new design should either name the official replacement or stock from authorized channels only with strict date-code verification.
Informations de conformité
RoHS and lead-free compliance per DigiKey listing and Microchip datasheet Atmel-42486. AEC-Q100 qualification not stated in the verified data. EU conformance for the module is asserted by Microchip; final product must still be re-assessed against harmonized EMC and low-voltage/safety standards.
