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ROHM Semiconductor
Wireless Communication LSIs/Modules

Wireless Communication LSIs/Modules

Product catalog summary

Overview: The document provides a comprehensive overview of ROHM's wireless communication LSIs and modules, emphasizing their application in IoT and various markets. It highlights the use of CMOS RF technology, low power consumption, and a broad lineup of products optimized for different communication distances.

Specifications: The document lists applicable LSIs and modules, including ML7436N, ML7396x, ML7406x, ML7345x, ML7414, ML7404, ML7416N, and Bluetooth low energy modules like MK71511(A)-NNN. It also mentions compatibility with IEEE802.15.4 and Sigfox® standards.

Technological Advancements: ROHM has 20 years of experience in CMOS RF technology, focusing on digital control, correction technology, and reducing current consumption. The LSIs and modules feature low current consumption, power shutdown cells, low voltage drive regulators, and multi Vt low power processes.

Product Features: The products offer a broad lineup for communication distances from millimeters to kilometers, including LPWAN, Sub-GHz, Bluetooth®, Wi-Fi, and 13.56MHz wireless chargers. Built-in buck DC/DC converters reduce battery flow, enhancing power efficiency and battery life.

Compliance and Standards: ROHM's wireless communication LSIs are certified under Japan's Radio Law and comply with FCC, ISED, and CE standards. They support the latest wireless communication standards, including IEEE802.15.4k, Sigfox®, and Bluetooth® Low Energy v4.1.

Development Support: ROHM provides evaluation kits, software, and documentation to support customer evaluation and development. The document also mentions the availability of system LSIs with embedded MCU for ease of use.

Applications: The wireless communication technologies are suitable for IoT, industrial equipment, automotive, electronic toys, and consumer devices. They support various applications like smart meters, asset tracking, home electronics control, and lighting control.

Conclusion: ROHM's wireless communication solutions are designed to meet diverse market needs, offering robust, low-power, and long-distance communication capabilities. The document emphasizes the importance of adapting to regional standards and the potential for wide-area network configurations.

Specifications and Features:
The document discusses the features of LAPIS Technology's low power wireless LSIs, focusing on their ability to reduce power consumption through built-in timers and address filters. These components enable the MCU to operate only when relevant data is received, minimizing unnecessary power usage.

Applicable Models:
Models such as ML7396x, ML7406y, ML7344xy, ML7345x, and ML7414 are highlighted for their built-in address filter functions that reduce MCU load and power consumption.

Supported Standards and Frequencies:
The document lists various models and their compliance with standards like IEEE802.15.4d/g, Wi-SUN, and Sigfox®. It also details their operating temperatures, supply voltages, and supported frequencies, ranging from 315 MHz to 960 MHz.

Low Power Wide Area Network (LPWAN) Wireless LSI:
LAPIS Technology's LPWA ICs are compatible with Sigfox's protocol, supporting international standards like IEEE802.15.4k, which offers robust interference resistance and can accommodate more terminals in a network. The ML7404 model supports IEEE802.15.4g for faster short-range communication.

Advantages of Hardware-based Modulation:
The ML7404 and ML7414 integrate a hardware-based BPSK modulation circuit for Sigfox®, reducing system power consumption by eliminating the need for the control MCU to operate during wireless communication.

Interference and Disturbance Tolerance:
The document emphasizes the importance of disturbance tolerance in LPWAN, highlighting the use of DSSS (Direct Sequence Spread Spectrum) for greater resistance to interference and security against interception.

Conclusion:
LAPIS Technology offers a range of wireless LSIs that support various standards and frequencies, providing solutions for low power consumption and robust communication in IoT applications.

Specifications
The document outlines the specifications for the ML7404 transceiver, which operates within the 315-960MHz frequency range. It supports various standards including ARIB STD-T67, ARIB STD-T108, RCR STD-30, ETSI EN300-220, EN13757-4:2013, IEEE802.15.4d/g, IEEE802.15.4k, and Sigfox® Rev 2.E. The supply voltage ranges from 1.8 to 3.6V, and it operates within a temperature range of -40 to +85°C.

Sigfox® Reference Design
A Sigfox® verified reference design is available, integrating the ML7416S protocol control MCU with the ML7404 wireless transceiver. This design includes a BOM list, circuit/layout diagrams, and free driver software.

Hardware-based BPSK Modulation
The ML7404 and ML7414 integrate a hardware-based BPSK modulation circuit for Sigfox®, reducing system power consumption by eliminating the need for the control MCU to operate during wireless communication.

IEEE802.15.4k Standard
The document highlights the advantages of the IEEE802.15.4k standard, which uses DSSS (Direct Sequence Spread Spectrum) for greater resistance to interference and security against interception, making it suitable for urban areas.

Low Power Wireless System LSI
The ML7436N and ML7416N models are specified low power wireless systems with built-in MCUs, supporting frequencies from 400 to 960MHz and 2.4GHz. They feature hardware-based encryption engines, support for OTA ISP, and built-in power supply isolation functions to reduce power consumption during standby.

Wi-SUN Modules
ROHM's Wi-SUN wireless communication modules, such as BP35A1 and BP35C0, are certified under Japan’s Radio Law and are pre-tuned for immediate development and evaluation. They are also registered as CTBUs by the Wi-SUN Alliance.

Overview: The document provides a detailed description of LAPIS Technology's 13.56MHz wireless charger chipset, which includes power transmission and reception LSIs. This technology allows for reduced antenna size, enabling greater miniaturization of the wireless charging block.

Specifications: The ML7631 and ML7630 are the main components, with the ML7631 handling power transmission and the ML7630 handling power reception. Both integrate all necessary functions for wireless charging, eliminating the need for an MCU and software development.

Key Features:

Wireless Charging: Operates at 13.56MHz, allowing for smaller antennas and reduced board area.
MCU-less Design: Saves space and simplifies system configuration.
Temperature Management: Integrated 10bit ADC and comparator for programmable temperature control, crucial for Li-ion battery charging.
NFC Functionality: Supports NFC Forum Type 3 Tag, enabling Bluetooth pairing and application-specific functions.

Technical Details:

Power Transmission: Adjustable transmission power with a maximum output of 200mW.
Data Flash: 496B data flash for NFC Tag functionality.
Operating Temperature: Ranges from -40 to +85°C.
Package Codes: P-WQFN32-0505-0.50-A63 for ML7631 and S-UFLGA34-2.59x2.59-0.4-W for ML7630.

Additional Points:

Space Savings: The new wireless charging solution reduces the mounting board area by approximately 50% compared to conventional solutions.
Module Lineup: ROHM is developing antenna-type modules equipped with ML7630 and ML7631, aiming for maximum efficiency and reduced design load.

Overview: This document provides technical specifications and features of ROHM's Wi-Fi and EnOcean wireless communication modules. It covers various models, their functionalities, and the technologies they incorporate, such as TCP/IP protocol stacks, energy harvesting, and wireless communication without batteries.

Wi-Fi Modules:

Specifications: The Wi-Fi modules support IEEE802.11b/g/n standards and are equipped with built-in TCP/IP protocol stacks, enabling high-speed data transmission. They operate within a temperature range of -40 to +85°C and are compatible with USB, SDIO, and UART interfaces.
Features: These modules include built-in antennas and flash memory, allowing for immediate broadcasting and application evaluation. They support DHCP and WPS for easy network integration.
Models: The lineup includes BP3580, BP3591, BP3595, BP359B, and BP3599, each offering different configurations and features such as built-in MCU and flash memory.

EnOcean Modules:

Specifications: EnOcean modules utilize energy harvesting technology, allowing for batteryless operation. They support various frequency bands, including 928.35MHz for Japan and 868.3MHz for EU/China.
Features: These modules are designed for ultra-low power communication, significantly reducing energy consumption compared to standards like ZigBee®. They are wire-free, facilitating easy installation and maintenance.
Applications: EnOcean modules are suitable for applications requiring wireless communication without batteries, such as building automation and sensor networks.

Key Points:

Certification: Both Wi-Fi and EnOcean modules are certified under Japan's Radio Law, enabling immediate use without additional certification requirements.
Energy Harvesting: EnOcean modules leverage energy harvesting from sources like light and electromagnetic induction, eliminating the need for traditional power sources.
Software Support: ROHM provides sample code and technical support for developing applications and device drivers for these modules.

Overview: The document provides detailed technical specifications and features of EnOcean® wireless modules, which utilize energy harvesting technology for batteryless and wire-free communication. These modules are designed for various applications, including building automation and smart home systems.

Specifications: The EnOcean® modules operate in different frequency bands to comply with radio laws in various countries. Key specifications include:

Supply Voltage: Ranges from 2.1V to 5.0V, depending on the module and power source.
Operating Temperature: Varies from -25°C to +85°C across different modules.
Antenna Types: Includes pattern, whip, and helical antennas.

Key Features:

Batteryless Operation: Utilizes energy harvesting from light and electromagnetic induction, eliminating the need for periodic maintenance.
Wire-free Design: Reduces installation time and costs, offering flexibility in placement and aesthetic appeal.
Certification: Products are certified under Japan's Radio Law, allowing immediate use in Japan.

Product Lineup: The document lists various modules, including:

Switch Modules: Integrate power generation and wireless communication for push mechanisms.
Temperature and Humidity Sensor Modules: Use photovoltaic cells for power generation to transmit data wirelessly.
Programmable Wireless Modules: Support transmission and reception, optimized for energy harvesting.

Usage Notes: Development of application software is necessary when using EnOcean® modules. Technical information is available on EnOcean® GmbH’s website.

Evaluation Kit: The EnOcean® Module EDK 400J Evaluation Kit includes various modules and tools for application and firmware development, prototyping, and training.

Catalog excerpts

Wireless Communication LSIs/Modules Ver.7.0 • ARM® and Cortex® are registered trademarks of ARM Limited (or one of its subsidiaries) in the EU and other countries. • The Bluetooth® word mark and logo are registered trademarks owned by Bluetooth SIG, Inc, and are used under license. All other trademarks and trade names are the property of their respective owners. • Sigfox® is a registered trademark of SIGFOX S.A. • EnOcean® is a registered trademark of EnOcean® GmbH.

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Broad lineup in communication distances ranging from mm to km ROHM offers a wide lineup optimized for a variety of applications requirements, from communication distances of several mm within close reach to longer distances as much as a few kilometers. Broad lineup LPWAN (Low Power Wide Area) IEEE802. 15.4 Sub-GHz Wi-Fi 13.56MHz Wireless Charger Bluetooth® Built-in buck DC/DC Step-down DC/DC is built-in to reduce current flow from the battery in portable devices such as wearables. This ensures high efficiency power consumption, even if the battery terminal voltage fluctuates, contributing to...

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Advanced Technologies Wireless Communication LSIs/Modules Low power consumption products that combine a variety of technologies · Coding/Decoding Technology · Frame Processing Technology · FEC Technology · IEEE802.15.4k/g/d A broad lineup of wireless communication LSIs and modules are offered that utilize a variety of technologies. This ensures compatibility with a range of applications and markets, from IoT, industrial equipment, and automotive to electronic toys and consumer devices. ROHM also support customer development through proposals and development tools based on decades of experience....

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Communication Distance vs Data Transmission Speed Application Data Transmission Speed 2.4GHz Short-range Wireless Bluetooth® Modules MK71511-NNN jj§|2M f jm MK71521-NNN [02M s Eg® E27 MK71521A-NN^ 03@M( ^ Sub-GHz Short-range Wireless if start* sub-GHz Long-range wireless LPWAN (Low Power Wide Area Network) Wireless LSI »»> P.11

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0®^*— Sub-GHz Short-range Wireless Specified Low Power Wireless System LSI with Built-in MCU »»> P.13 UlTll Killl ^ Sub-GHz Short-range Wireless Wi-SUN Modules »»> P.15 II USB 13.56MHz Wireless Charger 13.56MHz Wireless Charger Chipset >y>>> P19 LSI CjFfl 2.4GHz Short-range Wireless Wi-Fi Modules enoceair 928MHz Batteryless Communication EnOcean® Modules Communication frequencies based on the radio laws of each country are being prepared. Please refer to page 23 for additional information. Icon Descriptions Product Form Compatible Factor ARIB Standards Transmission/ Compatible Reception IEEE...

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Bluetooth Modules Enables mounting on inexpensive 2-layer boards LAPIS Technology offers easier-to-use Bluetooth® Low Energy modules. The entire Bluetooth Low Energy module lineup is Bluetooth SiG Component certified. Combining with Nordic’s certified protocol stack makes it possible to develop Bluetooth equipped devices. In addition, all peripheral devices required for antenna operation are built in, and radio certification has been acquired not only in Japan, but in the US (FCC), Canada (ISED), and EU (CE) as well. Supports the development of compact low-cost equipment LAPIS Technology’s Bluetooth...

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Sub-GHz Short-range Wireless Speciﬁed Low Power Wireless LSIs Conﬁgure systems using products from other companies Standards compliance (IEEE) supports interconnectivity LAPIS Technology Sub-GHz specified low power wireless LSIs have been adopted in a variety of applications, including telemeters, fire alarms, home security, and industrial remote control. And the broad lineup supports adoption in smart meters which have become increasingly popular in recent years. Each LSI undergoes thorough quality control and allow customers to develop products that meet all laws and regulations for transmission...

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