MW320datasheet MW320 WLAN Microcontroller IEEE 802.11 b/g/n Datasheet-Rev2.
MW320datasheet Revision History Revision Date Remark Rev 1.0 Oct 27,2016 Preliminary Rev 2.0 May 27, 2019 1. Update MW300L to MW300L/ MW320 2.
MW320datasheet Table of contents 1. General Description .......................................................................................................................................................... 4 1-1. WLAN Microcontroller Block Diagram..................................................................................................................... 5 1-2. WLAN module Block Diagram .........................................................................................................
MW320datasheet 1. General Description The MW320is a high performance, low-power WLAN WiFi Module with highly integrated System-on-Chip (SoC) solution designed for a broad array of smart devices for Internet of Things (IoT), wearables, accessories, Machine-to-Machine (M2M), home automation, and Smart Energy applications. A high degree of integration enables very low system costs requiring only a single 3.3V power input, a 38.4 MHz crystal, and SPI Flash.
MW320datasheet 1-1.
MW320datasheet 1-2.
MW320datasheet ➢ Applications ◼ White goods/appliances—refrigerator, washer, dryer, oven range, microwave, dishwasher, water heater, air conditioner ◼ Consumer devices and accessories—toys, speakers, headset, alarm clock, gaming accessory, remote control Home automation—smart outlet, light switch, security camera, thermostat, sprinkler controller, sensor, door lock, door bell, garage door, security system ◼ ◼ ◼ ◼ ◼ Personal health devices—weighing scale, glucometer, blood pressure monitor, fitness e
MW320datasheet ➢ Key Features ◼ ◼ ◼ ◼ ◼ ◼ Highly integrated SoC requiring very few external components for a full system operation Multiple low-power modes and fast wake-up times„ Full-featured, single stream 802.
MW320datasheet ➢ WLAN Rx Path ◼ ◼ ◼ Direct conversion architecture eliminates need for external SAW filter On-chip gain selectable LNA with optimized noise figure and power consumption High dynamic range AGC function in receive mode ➢ WLAN Tx Path ◼ ◼ Integrated PA with power control Optimized Tx gain distribution for linearity and noise performance ➢ WLAN Local Oscillator ◼ ◼ Fractional-N for multiple reference clock support Fine channel step ➢ WLAN Encryption ◼ ◼ ◼ ◼ ◼ WEP 64- and 128-bit encrypti
MW320datasheet ➢ Microprocessor Processor ◼ ◼ ARM Cortex-M4F, 32-bit 200 MHz main bus clock ➢ Memory ◼ ◼ 128 KB ROM 512 KB RAM ➢ Flash Controller ◼ ◼ ◼ Supports QSPI Flash devices Memory-mapped access to QSPI Flash devices 32 KB SRAM cache ➢ Digital Interfaces ◼ ◼ ◼ ◼ ◼ ◼ ◼ 3x I2S stereo (share BCK, DIN pins with PDM) 3x SPI master/slave 2x I2C master/slave 3x UART 1x QSPI Up to 50 GPIOs 2x wake-up pins ➢ Analog ◼ ◼ ◼ ◼ 2-step ADC with integrated PGA and configurable resolution/speed ⚫ 12-bit/2 M
MW320datasheet 2. Specifications Table Class Wireless Parameters Item Parameters Certification FCC/CE Wireless standard 802.11 b/g/n Frequency range 2.412GHz-2.484GHz 802.11b: +10.60dBm (@11Mbps) Transmit Power 802.11g: +13.68dBm (@54Mbps) 802.11n: +11.62dBm (@HT20, MCS7) 802.11n: +11.81dBm (@HT20, (@HT40, MCS7) Receiver Sensitivity 802.11g: -66 dBm (@54Mbps, OFDM) Refer to 3. WIFI 2.4GHZ EVM/Power/Frequency Error/Rx table Antenna Option External: U.
MW320datasheet 3. WIFI 2.4GHZ EVM/Power/Frequency Error/Rx table Mode (b/g/n) 802.11b 802.11g 802.11n 802.11n Speed (Mbps) 11Mbps 54Mbps HT20MCS7 HT40MCS7 tolerance -range Channel (1/7/13) Frequency (MHz) 1 2412 6 2437 11 Power (dBm) EVM (dB) Frequency Error (ppm) RX (%) 10.27 -37.45 8.42 -- 10.36 -37.92 8.21 -- 2462 10.60 -38.92 8.07 -- 1 2412 13.29 -30.81 8.11 94.19% 6 2437 13.54 -31.16 8.87 100.00% 11 2462 13.68 -30.85 8.13 98.68% 1 2412 11.51 -30.
MW320datasheet 4. Electrical Characteristics Power Consumption taken on RD-88MW300-B0-V3 boards with USB_AVDD33 trace cut on the board. WiFi Deep Sleep (mA) MCU State WiFi STA Connected (mA) WiFi IEEE PS (mA) 200Mhz 38.4Mhz 200Mhz 38.4Mhz PM0 38.4Mh z 11.11 42.8 ~50 ~80 PM1 8.3 28.17 ~50 ~69 WiFi Power Down (mA) 18.6 200Mh z ~43.8 n/a ** 9.3 29 n/a ** PM2 ~.488 * ~43.6 1.64 (DTIM=1) .980(DTIM=3) .697(DTIM=10) PM3 ~0.12 ~43.26 1.33 (DTIM=1) .650(DTIM=3) .302(DTIM=10) 0.
MW320datasheet 5.
MW320datasheet C1 GND C2 GND C3 GPIO_25 C4 GND C5 SPI_CK QSPI Clock C6 SPI_D1 QSPI Data 1 C7 GPIO_39 C8 GND D1 VDDIO_0 VDDIO_0 domain: GPIO_0 to GPIO_15 D2 VBUCK_IN BUCK18 input 2.7V to 4.3V D3 GPIO_24 D4 GPIO_26 D5 SPI_D0 QSPI Data 0 D6 SPI_D2 QSPI Data 2 D7 VTR_VDD33 3.3V OTP Write Operation or Floating for OTP Read Operation D8 FLY18_O On Chip 1.8V LDO output for 1.
MW320datasheet F7 GPIO_41 F8 VDDIO_3 VDDIO_3 domain: GPIO_34 to GPIO_49, GPIO_27 G1 AVDD33 3.3V Analog Power Supply G2 GPIO_5 I2C0_SCL G3 GPIO_8 TMS G4 GPIO_6 TDO G5 GPIO_3 UART0_RXD G6 GPIO_46 ADC0_4 G7 GPIO_45 G8 VBAT_IN H1 GPIO_1 H2 GPIO_10 TRSTn H3 GPIO_9 TDI H4 GPIO_7 TCK H5 GPIO_4 I2C0_SDA H6 GPIO_48 ADC0_6 H7 GPIO_47 ADC0_5 H8 GPIO_0 LDO18 VBAT Input. This pin connects to VBAT source 2.0V to 3.
MW320datasheet 6. Recommended Reflow Profile Referred to IPC/JEDEC standard.
MW320datasheet 7.
MW320datasheet 15.00mm 1.00mm ANT 6.00mm 7.00mm 30.00mm 0.75mm H1 H2 H3 H4 H5 H6 H7 H8 G1 G2 G3 G4 G5 G6 G7 G8 F1 F2 F3 F4 F5 F6 F7 F8 E1 E2 E3 E4 E5 E6 E7 E8 D1 D2 D3 D4 D5 D6 D7 D8 C1 C2 C3 C4 C5 C6 C7 C8 B1 B2 B3 B4 B5 B6 B7 B8 1.80mm A1 A2 A3 A4 A5 A6 A7 A8 1.20mm 1.20mm 1.
MW320datasheet 8.
MW320datasheet 9.
FCC Statement This device complies with part 15 of the FCC rules. Operation is subject to the following two conditions: (1) thi s device may not cause harmful interference, and (2) this device must accept any interference received, incl uding interference that may cause undesired operation. Changes or modifications not expressly approved by the party responsible for compliance could void the user’ s authority to operate the equipment.
Integration instructions for host product manufacturers according to KDB 996369 D03 OEM Manual v01 2.2 List of applicable FCC rules CFR 47 FCC PART 15 SUBPART C has been investigated. It is applicable to the modular transmitter 2.3 Specific operational use conditions This module is stand-alone modular.
ISED Statement ‐ English: This device complies with Industry Canada license‐exempt RSS standard(s). Operation is subject to the following two conditions: (1) This device may not cause interference, a nd (2) This device must accept any interference, including interference that may cause undesired operation of the device. The digital apparatus complies with Canadian CAN ICES‐3 (B)/NMB‐3(B). ‐ French: Le présentappareilestconforme aux CNR d'Industrie Canada applicables aux appareils radio exempts de licence.
