Datasheet RN4678 (Microchip) - 30

RN4678 9.6 Taiwan 9.7 China
The RN4678 module has received compliance The RN4678 module has received certification of con- approval in accordance with the Telecommunications formity in accordance with the China MIIT Notice 2014- Act. Customers seeking to use the compliance 01 of State Radio Regulation Committee (SRRC) certi- approval in their product must contact Microchip Tech- fication scheme. Integration of this module into a final nology sales or distribution partners to obtain a Letter product does not require additional radio certification, of Authority. provided installation instructions are followed and no Integration of this module into a final product does not modifications of the module are allowed. require additional radio certification provided installa- 9.7.1 LABELING AND USER tion instructions are followed and no modifications of the module are allowed. INFORMATION REQUIREMENTS The RN4678 module is labeled with its own CMIIT ID 9.6.1 LABELING AND USER as follows: INFORMATION REQUIREMENTS For the RN4678 module, due to limited module size, CMIIT ID: 2016DJ5735 the NCC mark and ID are displayed in the data sheet and/or packaging and cannot be displayed on the mod- When Host system is using an approved Full Modular ule label: Approval (FMA) radio: The host must bear a label con- taining the statement “This device contains SRRC approved Radio module CMIIT ID: 2016DJ5735”.
9.8 Other Regulatory Information
• For information on the other countries jurisdictions The user's manual must contain below warning (for RF covered, refer to the http://www.microchip.com/ device) in traditional Chinese: design-centers/wireless-connectivity. 注意 • Should other regulatory jurisdiction certification be ! required by the customer, or the customer need to 依據 低功率電波輻射性電機管理辦法 recertify the module for other reasons, contact 第十二條 經型式認證合格之低功率射頻電機，非經許 Microchip for the required utilities and documenta- 可， tion. 公司、商號或使用者均不得擅自變更頻率、加大功率或 變更原設計 之特性及功能。 第十四條 低功率射頻電機之使用不得影響飛航安全及 干擾合法通信； 經發現有干擾現象時，應立即停用，並改善至無干擾時 方得繼續使用。 前項合法通信，指依電信規定作業之無線電信。 低功率射頻電機須忍受合法通信或工業、科學及醫療用 電波輻射性 電機設備之干擾。 9.6.2 HELPFUL WEBSITES National Communications Commission (NCC):  http://www.ncc.gov.tw.  2016-2020 Microchip Technology Inc. DS50002519E-page 30 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