SIGFOX-MOD1-C - 868MHz Sigfox RCZ1 Transceiver Module | XoverIoT
料号： SIGFOX-MOD1-C ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $16.5 | $16.50 |
| 10 | $14.85 | $148.50 |
| 100 | $12.95 | $1,295.00 |
| 500 | $11.2 | $5,600.00 |
| 1,000 | $9.8 | $9,800.00 |
SIGFOX-MOD1-C 概述
A sub-GHz wireless transceiver module is a self-contained radio subsystem that offloads the entire physical-layer plus link-layer plus protocol handling from the host microcontroller. Within the broader taxonomy, the SIGFOX-MOD1-C sits at: SIGFOX module → LPWAN module → RF transceiver module → RF module → wireless semiconductor. Sigfox is a proprietary ultra-narrowband LPWAN technology deployed in the RCZ1 region (Europe: 868 MHz) that delivers small messages (up to 12 bytes uplink, 8 bytes downlink) over distances of up to several kilometers in open field, optimizing for ultra-low power consumption in battery-operated sensor nodes.
Key features include bidirectional Sigfox protocol support (both uplink and downlink frames), AT-command control over a serial UART interface, on-module firmware enabling direct sensor attachment with minimal BOM, support for Arduino and STM32 Nucleo shields plus MikroE ClickBoard adapter boards, a ready-to-run Sigfox USB-Stick reference design for PC evaluation, and Abracon IoT-grade crystals for frequency stability. The module handles all regional Sigfox duty-cycle and channel-mask requirements internally, simplifying regulatory certification of the end product.
The SIGFOX-MOD1-C uses ST's S2-LP narrowband transceiver (–120 dBm RX sensitivity) paired with the STM32L051 ultra-low-power Cortex-M0+ MCU and Sigfox-verified firmware libraries. The architecture separates the radio (S2-LP) from the protocol host (STM32L051), so firmware upgrades and application customization are possible without radio-stack re-certification. Power consumption is optimized for years of battery life on coin-cell or AA cells.
Typical applications include battery-operated IoT sensors (temperature, water/gas metering), asset tracking, smart agriculture soil/climate sensors, building automation, and any low-throughput sensor needing multi-year battery life. Per the XoverIoT datasheet, the target is cost-effective, low-power, sensor-node designs requiring Sigfox network certification.
When designing with this part, the "C" antenna-equipped variant is recommended when housing geometry is unknown or internal antenna placement is acceptable; the "E" variant with U.FL connector is preferred when the antenna must be remote or external, especially inside a metal enclosure. Both share the same AT command set and footprint for sensor connections.
This page synthesizes distributor availability, drop-in same-family alternatives (SIGFOX-MOD1-E, SIGFOX-MOD2-C, SIGFOX-MOD2-E), and a side-by-side Sigfox-vs-LoRa context that is not found in the manufacturer datasheet alone.
直接替换替代料： SIGFOX-MOD1-C ——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： SIGFOX-MOD1-C （相同外形与封装尺寸） ——差异在于 Host Microcontroller, Operating Mode, Protocol.
快速对比工具——选择替代料号进行并排对比：
SIGFOX-MOD1-E
✅ 直接替换✓ 有现货
$12.8 / 个
查看数据手册 →SIGFOX-MOD2-C
✅ 直接替换📋 参考替代料（不在目录中）
SIGFOX-MOD2-E
✅ 直接替换📋 参考替代料（不在目录中）
SIGFOX-MOD1-C 规格参数（制造商发布）
| Module Family | SIGFOX-MOD1 (transceiver / modem) |
| Protocol | Sigfox (bidirectional) with AT-command firmware |
| Region / Zone | Sigfox RCZ1 (Europe, 868 MHz ISM band) |
| RF Transceiver IC | STMicroelectronics S2-LP sub-GHz transceiver |
| Host Microcontroller | STMicroelectronics STM32L051 (Cortex-M0+, ultra-low-power) |
| Antenna Type | Integrated Würth chip antenna (mounted) |
| Frequency Band | 868 MHz ISM (868 - 870 MHz per Sigfox RCZ1) |
| Modulation | Sigfox ultra-narrowband (UNB) |
| Host Interface | UART (AT-command set for control and data) |
| Direction | Bidirectional (uplink + downlink support) |
| Target Applications | Battery-operated IoT sensor devices, low-power LPWAN nodes |
| Companion Modules | SIGFOX-MOD1-E (external antenna U.FL), SIGFOX-MOD2-C/-E (TX only) |
| Reference Design | Sigfox USB-Stick, Arduino/Nucleo Shields, ClickBoard adapter |
| Module Status | Sigfox-verified protocol firmware (per XoverIoT datasheet v1.8) |
| Operating Mode | Bidirectional Sigfox modem mode |
SIGFOX-MOD1-C 接口与连接器
暂无 SIGFOX-MOD1-C 的制造商发布的接口列表。请参阅制造商文档以了解连接器和排针详情。
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。
典型应用
SIGFOX-MOD1-C 适用于 7 应用s: Battery-Operated IoT Sensor Nodes, Smart Metering (Water / Gas / Electricity), Asset Tracking and Logistics, Smart Agriculture / Environmental Monitoring, Building Automation / Smart Facilities, Industrial IoT Condition Monitoring, Smart Parking and Urban Sensors.
Battery-Operated IoT Sensor Nodes
The SIGFOX-MOD1-C is purpose-built for ultra-low-power, battery-operated IoT sensor nodes where multi-year battery life outweighs throughput. The 868 MHz band combined with the S2-LP narrowband transceiver on the module enables sensitivity down to approximately –120 dBm, so a single AA cell or lithium coin cell can power temperature, water-meter, gas-meter, or environmental sensors for years. The AT-command layer lets the host MCU stay in deep sleep between measurements while the Sigfox-certified firmware handles wake-up, TX, and receive-window timing, making this module a cost-effective BOM-reducer for high-volume sensor deployments.
推荐
Smart Metering (Water / Gas / Electricity)
For gas, water, and electricity metering, the SIGFOX-MOD1-C offers bidirectional communication over distances of several kilometers in urban and suburban environments. Bidirectional support is essential for utility AMR/AMI use cases where the network operator occasionally needs to push firmware updates, configuration changes, or tariff schedules back to the meter. The S2-LP sub-GHz transceiver's high link budget and the module's Sigfox-verified firmware eliminate the recurring cost of cellular subscriptions, a strong advantage for low-throughput metering data.
推荐
Asset Tracking and Logistics
Asset tracking across logistics chains benefits from the SIGFOX-MOD1-C's long-range, low-power profile. A tracker attached to pallets, containers, or rental equipment sends periodic location/status frames (typically 6-12 bytes) and only requires brief wake-up cycles, so a small primary cell can deliver months to years of service. Bidirectional Sigfox means the network can send configuration commands (e.g. switch reporting cadence) to deployed trackers without requiring physical access.
推荐
Smart Agriculture / Environmental Monitoring
Smart agriculture deployments covering soil moisture, leaf wetness, livestock location, and climate stations often run on batteries in remote fields where cellular is unavailable. The SIGFOX-MOD1-C's 868 MHz band propagates well through vegetation and over rolling terrain, and the Sigfox network footprint in Europe covers most rural regions. The integrated Würth chip antenna (variant C) removes the need for costly external antenna installation, simplifying ruggedized outdoor enclosures.
推荐
Building Automation / Smart Facilities
In building automation, the SIGFOX-MOD1-C connects wireless sensors like CO2 detectors, occupancy sensors, leak detectors, and HVAC monitors to a cloud backend without installing new cabling. The bidirectional Sigfox protocol supports OTA configuration commands so facilities teams can adjust sensor thresholds or disable specific endpoints remotely. The Arduino and STM32 Nucleo Shield ecosystem plus the ClickBoard adapter accelerate integration with common building-automation sensor stacks.
推荐
Industrial IoT Condition Monitoring
For industrial condition monitoring of rotating equipment, pumps, and motors, the SIGFOX-MOD1-C transmits vibration and temperature telemetry from places where running power or wired Ethernet is impractical. Its narrowband operation survives in noisy industrial RF environments when each packet is transmitted slowly and redundantly, and the bidirectional mode enables scheduled firmware updates that improve measurement algorithms over the equipment's lifetime.
推荐
Smart Parking and Urban Sensors
Urban deployments such as parking-space occupancy sensors, waste-bin level sensors, and streetlight fault detectors are classic Sigfox-MOD1-C use cases. Sensors are mounted inside metal-rich housings where the "E" variant's external U.FL antenna often outperforms the integrated chip antenna - in that case the "C" module can be replaced pin-compatibly by the "E" variant (see alternatives) while keeping firmware unchanged.
推荐
推荐产品汇总
工程参考数据： SIGFOX-MOD1-C ——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 | SIGFOX-MOD1-E | SIGFOX-MOD2-C | SIGFOX-MOD2-E |
|---|---|---|---|---|
| Brand | XoverIoT (ST partner) | XoverIoT (ST partner) | XoverIoT (ST partner) | XoverIoT (ST partner) |
| Package / Footprint | SMD module + Würth chip antenna | SMD module + U.FL (same footprint) | SMD module + chip antenna (same footprint) | SMD module + U.FL (same footprint) |
| Radio IC | ST S2-LP transceiver (RX+TX) | ST S2-LP transceiver (RX+TX) | ST S2-LPTX transmitter (TX only) | ST S2-LPTX transmitter (TX only) |
| Host MCU | STM32L051 Cortex-M0+ ultra-low-power | STM32L051 | STM32L051 | STM32L051 |
| Direction | Bidirectional (uplink + downlink) | Bidirectional | Transmit only | Transmit only |
| Frequency | 868 MHz (RCZ1) | 868 MHz (RCZ1) | 868 MHz (RCZ1) | 868 MHz (RCZ1) |
| Antenna | Integrated Würth chip antenna | External via U.FL connector | Integrated Würth chip antenna | External via U.FL connector |
| Host Interface | UART AT commands | UART AT commands | UART AT commands | UART AT commands |
| Sigfox Verification | Yes (Sigfox-verified firmware, per datasheet) | Yes | Yes | Yes |
| Target Use | Bidirectional sensor nodes | Bidirectional sensor nodes, external antenna | One-way sensor nodes, lowest cost | One-way sensor nodes, external antenna |
关键差异点
- Pin-compatible antenna choice (chip vs U.FL) within the same part family （对比 SIGFOX-MOD1-E)
- Bidirectional protocol support from a TX-focused family （对比 SIGFOX-MOD2-C)
- Sigfox-verified firmware stack with AT-command interface （对比 Generic S2-LP modules)
- Mature ST silicon plus Abracon crystal inside the module （对比 Discrete S2-LP designs)
设计说明
Verify Sigfox network RCZ1 coverage at your deployment site BEFORE designing around the SIGFOX-MOD1-C; Sigfox is not a global IoT network like cellular and has gaps in some countries. For regions outside RCZ1 (e.g., US/Canada RCZ2, Japan RCZ3, APAC RCZ4), the module must be reflashed or substituted with a regionally certified module - this is firmware/certification territory, not a hardware rework.
Decide between the C (chip antenna) and E (U.FL) variants early in the enclosure design. The Würth chip antenna on MOD1-C needs a clear keep-out zone (typically 5-10 mm of PCB space free of copper, no metal shields above it). If your housing is plastic, C is simplest; if metal or sealed, prefer E with an external antenna cabled to a U.FL connector outside the metal enclosure.
Although the exact current figures are not published in the supplied data, host designs should budget for peak TX current at +14 dBm output power (typically ~50 mA for S2-LP) and sleep current in the microampere range. Use a low-dropout regulator rated for pulsed loads, decouple aggressively, and consider a reservoir capacitor to handle TX bursts without host brownouts.
Ground plane continuity under and around the module is critical for the integrated chip antenna performance and regulatory emissions compliance. Avoid routing noisy digital signals (e.g., high-speed MCU traces, switching converter nodes) beneath the antenna keep-out. Keep UART traces short and add a UART-level translator if your host MCU runs at 1.8V or 3.3V differing from the module's logic level.
The SIGFOX-MOD1-C ships with Sigfox-verified firmware, but the END PRODUCT still requires CE/RED conformance (ETSI EN 300 220 for sub-GHz in Europe) and any local radio homologation. Use the Sigfox network operator's PAC/ID registration workflow during prototyping; without proper device registration, transmissions are rejected by the network.
合规信息
SIGFOX-MOD1-C is a wireless RF module; final end-product compliance under ETSI EN 300 220 (EU Radio Equipment Directive, RED) is the integrator's responsibility. Sigfox network operator registration (device ID, PAC) is required before transmissions are accepted.
