Datasheet RN4678 (Microchip) - 28

link to page 28 link to page 28 link to page 28
RN4678
The device operates at an output power level which is The ETSI provides guidance on modular devices in within the ISED SAR test exemption limits at any user “Guide to the application of harmonised standards cov- distance. ering articles 3.1b and 3.2 of the RED 2014/53/EU (RED) to multi-radio and combined radio and non-radio 9.2.3 HELPFUL WEBSITES equipment” document available at www.etsi.org. Innovation, Science and Economic Development
Note:
To maintain conformance to the testing Canada (ISED): http://www.ic.gc.ca/ listed in Table 9-1, the module shall be installed in accordance with the installa-
9.3 Europe
tion instructions in this data sheet and shal not be modified. The RN4678 module is a Radio Equipment Directive  (RED) assessed radio module that is CE marked and When integrating a radio module into a has been manufactured and tested with the intention of completed product the integrator being integrated into a final product. becomes the manufacturer of the final The RN4678 module has been tested to RED 2014/53/ product and is therefore responsible for EU Essential Requirements for Health and Safety (Arti- demonstrating compliance of the final cle (3.1(a)), Electromagnetic Compatibility (EMC) (Arti- product with the essential requirements cle 3.1(b)), and Radio (Article 3.2) and are summarized against the RED. in Table 9-1 European Compliance Testing. 9.3.1 LABELING AND USER INFORMATION REQUIREMENTS The label on the final product which contains the RN4678 module must follow CE marking requirements.
TABLE 9-1: EUROPEAN COMPLIANCE TESTING Certification Standards Article Laboratory Report Number Date
Safety EN 60950-1:2006+A11:2009 [3.1(a)] TUV 10052799 001 2015-10-30 +A1:2010 +A12:2011+A2:2013 Rheinland Health EN 300 328 V1.9.1 10052796 001 2015-12-21 EN 62479:2010 10052797 001 EMC EN 300 489-1 V1.9. [3.1(b)] 10052437 001 2015-09-14 EN 301 489-17 V2.2.1 EN 301 489-1 V2.1.1 10052437 002 2017-05-26 EN 301 489-1 V2.2.0 EN 301 489-17 V3.1.1 EN 301 489-17 V3.2.0 Radio EN 300 328 V1.9.1 (3.2) 10052796 001 2015-12-21 10052797 001 EN 300 328 V2.1.1 10052796 002 2017-05-26 10052797 002 9.3.2 CONFORMITY ASSESSMENT The European Compliance Testing listed in Table 9-1, was performed using the integral ceramic chip From ETSI Guidance Note EG 203367, section 6.1 antenna. Non-radio products are combined with a radio product: If the manufacturer of the combined equipment installs 9.3.2.1 SIMPLIFIED EU DECLARATION OF the radio product in a host non-radio product in equiva- CONFORMITY lent assessment conditions (i.e., host equivalent to the Hereby, Microchip Technology Inc. declares that the one used for the assessment of the radio product) and according to the installation instructions for the radio radio equipment type RN4678 is in compliance with Directive 2014/53/EU. product, then no additional assessment of the com- bined equipment against article 3.2 of the RED is The full text of the EU declaration of conformity, for this required product, is available at: http://www.microchip.com/ design-centers/wireless-connectivity.  2016-2020 Microchip Technology Inc. DS50002519E-page 28 Document Outline RN4678 Features RF/Analog Data Throughput Operating Conditions MAC/Baseband/Higher Layer Features Applications Description Table of Contents Most Current Data Sheet Errata Customer Notification System 1.0 Device Overview FIGURE 1-1: RN4678 Internal Block Diagram TABLE 1-1: PIN Description FIGURE 1-2: RN4678 PIN DIAGRAM 2.0 Application Information 2.1 Module Configuration 2.2 Flow Control 2.3 Control and Indication I/O Pins 2.4 Power Tree FIGURE 2-1: Power Tree Diagram 2.5 Software Button (SW_BTN) FIGURE 2-2: SW_BTN TIME (HIGH) AT APP MODE(1,2) FIGURE 2-3: SW_BTN TIME (LOW) AT ACCESS STATES(1) FIGURE 2-4: SW_BTN TIME (LOW) AT LINK STATES(1,2) 2.6 WAKE-UP FIGURE 2-5: WAKE-UP TIME(1) 2.7 External Reset FIGURE 2-6: TIMING WAVEFORMS ON RESET (1,2) 2.8 LED Driver FIGURE 2-7: LED Driver 2.9 Host MCU Interface over UART FIGURE 2-8: Power and MCU Interface Example for Rn4678 2.10 Reference Circuit FIGURE 2-9: RN4678 Reference Circuit 3.0 Electrical Characteristics Absolute Maximum Ratings TABLE 3-1: Recommended Operating Conditions TABLE 3-2: 3.3V LDO Electrical Parameters (1,2) TABLE 3-3: PMU LDO(1,2) TABLE 3-4: SAR-ADC AND Battery Voltage Detector TABLE 3-5: Intensity Controllable LED Driver TABLE 3-6: Power Consumption-Classic(1) TABLE 3-7: Power Consumption-Low Energy(1,2) 4.0 Radio Characteristics TABLE 4-1: Transmitter Performance (1,2) TABLE 4-2: Receiver Performance(1) 5.0 Physical Dimensions FIGURE 5-1: RN4678 Module Dimensions FIGURE 5-2: RN4678 Recommended PCB Footprint FIGURE 5-3: RN4678 Host PCB Mounting Suggestion 6.0 Reflow profile FIGURE 6-1: Reflow Profile 7.0 Module Placement FIGURE 7-1: Module Placement Examples TABLE 7-1: Recommended Antenna FIGURE 7-2: Keep Out Area Recommended for Antenna 7.1 RN4678 Ceramic Chip Antenna FIGURE 7-3: RN4678 Antenna Radiation Pattern 8.0 Ordering Information TABLE 8-1: Ordering Information 9.0 Regulatory Approval 9.1 United States 9.2 Canada 9.3 Europe TABLE 9-1: EUROPEAN COMPLIANCE TESTING 9.4 Japan 9.5 Korea 9.6 Taiwan 9.7 China 9.8 Other Regulatory Information Appendix A: Revision History The Microchip WebSite Product Identification System Trademarks Worldwide Sales