[Solution de puce]：MT7628AN
[Protocole Wi-Fi]：IEEE802.11b/g/n
[Puissance de transmission]：20~24dBm
[Fréquence principale MCU]：580 MHz
[Distance de communication]： 200m
[Taille du produit]：34,1 x 18,7 x 2,77 mm/36,1 x 18,7 x 2,7 mm
[Poids du produit]：3.5g±0.1g
[Introduction]：Le module E103-W20 (7628) est un module IoT à faible coût et à faible consommation basé sur MediaTek MT7688AN et MT7628AN. Ce module mène à toutes les interfaces de MT7688AN/MT7628AN, prend en charge le système d'exploitation OpenWrt et le développement personnalisé, possède des interfaces riches et des processeurs puissants, peut être largement utilisé dans les appareils intelligents ou les applications de service cloud, etc., et peut être librement utilisé pour le développement secondaire.
| Electrical parameters | unit | model | Remark | ||
| E103-W20（7688） | E103-W20（7688） | ||||
| working voltage | V | 3.3±0.2V | Voltage over 3.5 V will permanently burn the module | ||
| communication level | V | 3.3 | Voltage over 3.5 V will permanently burn the module | ||
| No-load running current | mA | 180±50 | Average power consumption | ||
| Supply Current Requirement | mA | ≥1000 | |||
| temperature | Operating temperature | ℃ | -20～+55 | Industrial grade | |
| Storage temperature | -40～+85 | ||||
| humidity | use | %RH | 10～95(non-condensing) | ||
| storage | 5～95(non-condensing) | ||||
| Hardware parameters | model | Remark | ||
| E103-W20（7688） | E103-W20（7688） | |||
| chip | MT7688NN | MT7628NN | ||
| Flash | 32MB | Customizable 16MB/8MB | ||
| Memory | DDR2 128MB | Customizable DDR2 256M/64M/32MB | ||
| Memory | MIPS24KEc | |||
| Packaging method patch | SMD | |||
| Antenna interface | IPEX×1 （1T2R 2.4 GHz with 150Mbps PHY data rate） | IPEX×2 （2T2R 2.4 GHz with 300Mbps PHY data rate） | Characteristic impedance about 50 ohms | |
| interface | Ethernet interface | 5 10M/100M adaptive | Interfaces supported by factory default firmware 1WAN, 4 LAN . | |
| UART | 3 way | The interfaces supported by the firmware are 2-way UART with transparent transmission function . | ||
| SDIO | 1 way | Firmware interface not supported | ||
| SPI | 1 way | Firmware interface not supported | ||
| I2C | 1 way | Firmware interface not supported | ||
| I2S | 1 way | Firmware interface not supported | ||
| PWM | 1 way | Firmware interface not supported | ||
| GPIO | 8 or more Firmware | Supported Interfaces Defined Functions | ||
| size | 34.1*18.7*2.7mm | 36.1*18.7*2.7mm | The error size is ±0.1mm | |
Note: 1. The default firmware of the module is the firmware developed by our company based on Linux; Ethernet, WiFi, UART0 and | ||||
| RF parameters | unit | Model | Remark | |
| E103-W20（7688） | E103-W20（7688） | |||
| transmit power | dBm | 20～24 | ||
| transmit power | - | IEEE 802.11b/g/n | ||
| Ideal Range Meter | M | 200 | Antenna gain 5dBi , in a line of sight | |
| main frequency | MB | 580 | ||