2ACIJ71521Bluetooth low energy wireless module

FEDK71521-01 Issue Date：Apr,9,2020 MK71521/MK71521A Bluetooth ® low energy wireless module • Bluetooth ® is a registered trademark of Bluetooth SIG, Inc. • Arm ® and Cortex ® are registered trademark of arm Limited (or its subsidiaries) in the EU and other countries. • All other company and product names are the trademarks or registered trademarks of the respective companies 1/14 ■ Overview MK71521/MK71521A is a wireless module which is integrating Bluetooth ® low energy LSI nRF52832, 32MHz/ 32.768kHz crystal oscillator, 2.4GHz PCB pattern antenna and passive components. MK71521/MK71521A is suitable for applications such as Healthcare, fitness device, security device, IoT devices (industrial / consumer). ■ Features ● Bluetooth ® Ver5.2 low energy module ● Radio certification MIC JAPAN（certification no: 006-000798 [MK71521] / 006-000800 [MK71521A]） FCC(FCC ID:2ACIJ71521) ISED(IC:20971-71521) CE(RED) EN300 328 V2.2.2 ● Bluetooth ® Qualification （RF-PHY Component Qualification, QDID:146740） ● Bluetooth ® low energy LSI Nordic nRF52832 - 2.4GHz Transceiver - -96dBm sensitivity in 1Mbps Bluetooth ® low energy mode - Supported data rete:2Mbps,1Mbps Bluetooth ® low energy mode - -20 to +4dBm TX power,configurable in 4dB steps - RSSI(1dB resolution) - 64MHz ARM ® Cortex ® -M4F - Flash512kB、RAM64kB - 128bit AES ECB/CCM/AAR - Digital Interface:SPI/I2C/I2S/UART/PDM/QDEC - ADC 12-bit 200 ksps - Comparators General purpose, low-power - Temperature sensor - Timers/Counters 32-bit, RTC - Pluse width modulator(PWM) - NFC NFC-A Tag ● Integrated 32MHz /32.768kHz crystal oscillator（※） ● Integrated bypass capacitor and external component of switching regulator ● General Purpose Input/Output（Maximum 30ports[MK71521]／Maximum 32ports[MK71521A]） ● Single power supply 1.7V to 3.6V (Typ.3.0V) ● Operating Temperature -40 deg.C to 85 deg.C ● Current Consumptions Active RX (1Mbps) 5.4 mA Active TX（0dBm） 5.3 mA ● PKG M-FLGA54-9.7X13.4-0.80-9Y ● Dimension 9.7 mm(W)×13.4 mm(L)×2.0 mm(H)(TYP) ● Pb Free, RoHS compliant （※） MK71521A does not built-in a 32.768kHz crystal oscillator. FEDK71521-01 MK71521/MK71521A 2/14 ● Lineup Certified product name Official product name Flash code 32.768kHz crystal oscillator Status Remarks MK71521 MK71521-NNNYEZ05B Blank Equipped In mass production T&Rpacking (500 pieces) MK71521 MK71521A-NNNYEZ05B Blank Not equipped In development T&Rpacking (500 pieces) ■ Block Diagram （※）MK71521A does not built-in a 32.768KHz crystal oscillator. ANTENNA DCDC LC Filter X’tal 32MHz X’tal 32.768kHz （※） ANT RFIO MK71521/MK71521A Bluetooth ® low energy LSI nRF52832 SWDCLK SWDIO P0.02 to P0.31 30 VBAT DCO Filter XL2/P0.01 XL1/P0.00 ANT DCC DEC4 XC1 XC2 XL1 XL2 FEDK71521-01 MK71521/MK71521A 3/14 ■ Pin Layout TOP VIEW 1 3 21 22 23 24 25 26 27 28 2 54 53 4 5 6 7 8 9 10 35 36 37 38 39 40 41 11 12 13 14 15 16 17 18 20 19 42 43 44 45 46 47 48 49 51 50 29 30 31 32 33 34 52 N.C. GND P0.24 GND DCO P0.28 P0.29 VBAT GND N.C. ANT RFIO GND P0.20 P0.18 P0.14 P0.12 P0.11 GND P0.06 P0.0 4 XL1/ P0.0 0 XL2/ P0.0 1 P0.0 8 P0.0 9 P0. 10 GND GND GND P0.23 P0.22 P0.25 GND P0.26 P0.27 P0.30 P0.31 GND GND GND SWDCLK SWDIO P0.21 P0.19 P0.17 P0.16 P0.15 P0.13 P0.0 3 P0.0 2 GND GND P0.0 5 P0.0 7 FEDK71521-01 MK71521/MK71521A 4/14 ■ List of Pins Pin Symbol Function Attribute/value at reset Description 1 N.C. Not Connected - Not Connected pin 2 N.C. Not Connected - Not Connected pin 3 ANT Antenna In/OUT - Internal antenna port. It should be connected to PAD 35(RF IO) for normal operation. 4 GND Ground - Ground PAD 5 P0.24 Digital I/O Input General purpose I/O 6 GND Ground - Ground PAD 7 DCO Power - Test pin(DC/DC converter output ) Be sure to use this pin open. 8 P0.28 Digital I/O Input General purpose I/O 9 P0.29 Digital I/O Input General purpose I/O 10 VBAT Power - Power supply PAD 11 GND Ground - Ground PAD 12 P0.23 Digital I/O Input General purpose I/O 13 P0.22 Digital I/O Input "General purpose I/O 14 P0.25 Digital I/O Input General purpose I/O 15 GND Ground - Ground PAD 16 P0.26 Digital I/O Input General purpose I/O 17 P0.27 Digital I/O Input General purpose I/O 18 P0.30 Digital I/O Input "General purpose I/O 19 P0.31 Digital I/O Input General purpose I/O 20 GND Ground - Ground PAD 21 GND Ground - Ground PAD 22 P0.06 Digital I/O Input General purpose I/O 23 P0.04 Digital I/O Input General purpose I/O 24 XL1 Analog input - MK71521: Test Monitor pin:Connection for 32.768 kHz crystal (LFXO)Be sure to use this pin open. P0.00 Digital I/O Input MK71521A:"General purpose I/O 25 XL2 Analog input - MK71521:Test Monitor pin:Connection for 32.768 kHz crystal (LFXO)Be sure to use this pin open. P0.01 Digital I/O Input MK71521A:"General purpose I/O 26 P0.08 Digital I/O Input "General purpose I/O 27 P0.09 Digital I/O Input General purpose I/O 28 P0.10 Digital I/O Input General purpose I/O 29 P0.03 Digital I/O Input General purpose I/O 30 P0.02 Digital I/O Input General purpose I/O 31 GND Ground - Ground PAD 32 GND Ground - Ground PAD 33 P0.05 Digital I/O Input General purpose I/O 34 P0.07 Digital I/O Input "General purpose I/O 35 RFIO RF I/O - Single-ended radio antenna connection 36 GND Ground - Ground PAD 37 P0.20 Digital I/O Input General purpose I/O 38 P0.18 Digital I/O Input General purpose I/O 39 P0.14 Digital I/O Input General purpose I/O 40 P0.12 Digital I/O Input General purpose I/O 41 P0.11 Digital I/O Input General purpose I/O 42 GND Ground - Ground PAD 43 GND Ground - Ground PAD 44 SWDCLK Digital input Pull-down Serial Wire Debug clock for Programming and debug 45 SWDIO Digital I/O Pull-up Serial Wire Debug I/O for Programming and debug 46 P0.21 Digital I/O Input General purpose I/O 47 P0.19 Digital I/O Input General purpose I/O 48 P0.17 Digital I/O Input General purpose I/O 49 P0.16 Digital I/O Input General purpose I/O 50 P0.15 Digital I/O Input General purpose I/O 51 P0.13 Digital I/O Input General purpose I/O FEDK71521-01 MK71521/MK71521A 5/14 Pin Symbol Function Attribute/value at reset Description 52 GND Ground - Ground PAD 5…

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Prüfbericht - Produkte Test Report - Products Prüfbericht-Nr.: Test report no.: 60359814 001 Auftrags-Nr.: Order no.: 238134508 Seite 1 von 37 Page 1 of 37 Kunden-Referenz-Nr.: Client reference no.: N/A Auftragsdatum: Order date: 2020.02.10 Auftraggeber: Client: LAPIS Semiconductor Co.,Ltd. 2-4-8 Shinyokohama,Kouhoku-ku, 222-8575, Yokohama, Japan Prüfgegenstand: Test item: Bluetooth low energy wireless module Bezeichnung / Typ-Nr.: Identification / Type no.: MK71521, MK71521A Auftrags-Inhalt: Order content: FCC Part 15C / ISED RSS-247 Test report Test report (BLE) Prüfgrundlage: Test specification: FCC 47CFR Part 15: Subpart C Section 15.247 ISED RSS-247 (02-2017) Wareneingangsdatum: Date of sample receipt: 2020.02.12 Prüfmuster-Nr.: Test sample no: A001062667-008, A002803673-017 Prüfzeitraum: Testing period: 2020.02.18 - 2020.04.14 Ort der Prüfung: Place of testing: EMC/RF Laboratory Taipei Prüflaboratorium: Testing laboratory: TUV Rheinland Taiwan Ltd. Prüfergebnis*: Test result*: Pass überprüft von: reviewed by: J a c k H . C . C h a n g genehmigt von: authorized by: A r v i n H o Datum:2020.04.23 Date: Datum:2020.04.23 Date: Stellung/ Position:Project ManagerStellung/ Position:Vice Genaral Manager Sonstiges/ Other: Zustand des Prüfgegenstandes bei Anlieferung: Condition of the test item at delivery: Prüfmuster vollständig und unbeschädigt Test item complete and undamaged * Legende:1 = sehr gut2 = gut3 = befriedigend4 = ausreichend5 = mangelhaft P(ass) = entspricht o.g. Prüfgrundlage(n)F(ail) = entspricht nicht o.g. Prüfgrundlage(n) N/A = nicht anwendbarN/T = nicht getestet * Legend:1 = very good2 = good3 = satisfactory4 = sufficient5 = poor P(ass) = passed a.m. test specification(s)F(ail) = failed a.m. test specification(s)N/A = not applicableN/T = not tested Dieser Prüfbericht bezieht sich nur auf das o.g. Prüfmuster und darf ohne Genehmigung der Prüfstelle nicht auszugsweise vervielfältigt werden. Dieser Bericht berechtigt nicht zur Verwendung eines Prüfzeichens. This test report only relates to the a. m. test sample. Without permission of the test center this test report is not permitted to be duplicated in extracts. This test report does not entitle to carry any test mark. TUV Rheinland Taiwan Ltd. 11F., No. 758, Sec. 4, Bade Rd., Taipei 105, Taiwan, R.O.C Produkte Products Prüfbericht - Nr.: Test Report No. 60359814 001 Seite 2 von 37 Page 2 of 37 TEST SUMMARY 5.1.1ANTENNA REQUIREMENT RESULT:Passed 5.1.2PEAK OUTPUT POWER RESULT:Passed 5.1.36DBBANDWIDTH AND 99%BANDWIDTH RESULT:Passed 5.1.4POWER DENSITY RESULT:Passed 5.1.5CONDUCTED SPURIOUS EMISSIONS AND FREQUENCY BAND EDGE MEASURED IN 100KHZ BANDWIDTH RESULT:Passed 5.1.6SPURIOUS EMISSION RESULT:Passed 5.2.1MAINS CONDUCTED EMISSIONS RESULT:Passed 6.1.1ELECTROMAGNETIC FIELDS RESULT:Passed Produkte Products Prüfbericht - Nr.: Test Report No. 60359814 001 Seite 3 von 37 Page 3 of 37 Contents 1.GENERAL REMARKS ............................................................................................... 5 1.1COMPLEMENTARY MATERIALS ................................................................................. 5 1.2DECISION RULE OF CONFORMITY.............................................................................. 5 2.TEST SITES ............................................................................................................ 6 2.1TEST LABORATORY ................................................................................................ 6 2.2TEST FACILITY ........................................................................................................ 6 2.3LIST OF TEST AND MEASUREMENT INSTRUMENTS ...................................................... 7 2.4TRACEABILITY ........................................................................................................ 8 2.5CALIBRATION ......................................................................................................... 8 2.6MEASUREMENT UNCERTAINTY ................................................................................. 8 3.GENERAL PRODUCT INFORMATION ........................................................................... 9 3.1PRODUCT FUNCTION AND INTENDED USE ................................................................. 9 3.2SYSTEM DETAILS AND RATINGS ............................................................................... 9 3.3INDEPENDENT OPERATION MODES ......................................................................... 10 3.4NOISE GENERATING AND NOISE SUPPRESSING PARTS ............................................ 10 3.5SUBMITTED DOCUMENTS ....................................................................................... 10 4.TEST SET-UP AND OPERATION MODES ................................................................... 11 4.1PRINCIPLE OF CONFIGURATION SELECTION ............................................................ 11 4.2TEST OPERATION AND TEST SOFTWARE................................................................. 11 4.3SPECIAL ACCESSORIES AND AUXILIARY EQUIPMENT ............................................... 12 4.4COUNTERMEASURES TO ACHIEVE EMCCOMPLIANCE .............................................. 12 4.5TEST SETUP DIAGRAM .......................................................................................... 12 5.TEST RESULTS ..................................................................................................... 14 5.1TRANSMITTER REQUIREMENT &TEST SUITES ......................................................... 14 5.1.1Antenna Requirement ................................................................................................................ 14 5.1.2Peak Output Power .................................................................................................................... 15 5.1.36dB Bandwidth and 99% Bandwidth .......................................................................................... 16 5.1.4Power Density .....................…

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Test Report No.60359814 001 Appendix D: Radiated and Mains Spurious Emission Data (File: 60359814 001Appendix D) Spurious Emissions, Band Edges for Bluetooth Low Energy 1Mbps .......................................................... 2 Spurious Emissions, TX Mode, 1GHz-26.5GHz for Bluetooth Low Energy 1Mbps ................................. 14 Spurious Emissions, Band Edges for Bluetooth Low Energy 2Mbps ........................................................ 20 Spurious Emissions, TX Mode, 1GHz-26.5GHz for Bluetooth Low Energy 2Mbps ................................. 32 Spurious Emissions, TX Mode, 9kHz-30MHz for Bluetooth Low Energy 2Mbps .................................... 38 Spurious Emissions, TX Mode, 30MHz-1GHz for Bluetooth Low Energy 2Mbps ................................... 40 Spurious Emissions, AC Mains ................................................................................................................ 42 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43

Appendix XPhoto Documentation Page 1 of 5 Report No. 60359814 001 Product: Bluetooth low energy wireless module Type Identification: MK71521/MK71521A Photographs of the Test Set-Up Photograph 1: Set-up for Spurious Emissions (Front View 1) Photograph 2: Set-up for Spurious Emissions (Front View 2) Appendix XPhoto Documentation Page 2 of 5 Report No. 60359814 001 Product: Bluetooth low energy wireless module Type Identification: MK71521/MK71521A Photograph 3: Set-up for Spurious Emissions (Back View 1) Photograph 4: Set-up for Spurious Emissions (Back View 2) Appendix XPhoto Documentation Page 3 of 5 Report No. 60359814 001 Product: Bluetooth low energy wireless module Type Identification: MK71521/MK71521A Photograph 5: Set-up for Spurious Emissions (Back View 3) Photograph 6: Set-up for Spurious Emissions (Back View 4) Appendix XPhoto Documentation Page 4 of 5 Report No. 60359814 001 Product: Bluetooth low energy wireless module Type Identification: MK71521/MK71521A Photograph 7: Set-up for Conducted testing (View 1) Photograph 8: Set-up for AC Mains (Back View) Appendix XPhoto Documentation Page 5 of 5 Report No. 60359814 001 Product: Bluetooth low energy wireless module Type Identification: MK71521/MK71521A Photograph 9: Set-up for AC Mains (Front View)