Mô Đun Điều Khiển Bộ Nhớ 4mb Spi Flash 8mb Psram

Features:
1. Superior compatibility and stability.
2. Can still memory when it is charging. 
3. Super high quality memory, very practical.
4. Mini size, easy to install. 
5. Perfect to replace the damaged and old parts.
Specifications:
Item type: battery holder
Material: electronic component
Color: black
Flash: QSPI flash/SRAM, up to 4 x 16 MB
SRAM: 520 kB SRAM
Dispaly: 0.96 SSD1306
Power indicator lamp: red
USB to TTL: CP2104
Modular interface: UART, SPI, SDIO, I2C, LED PWM, TV PWM, I2S, IRGPIO, capacitor touch sensor, ADC, DACLNA pre-amplifier
On-board clock: 40MHz crystal oscillator 
Working voltage: 2.3V-3.6V
Working current: about 60mA
Sleep current: 470uA
Working temperature range: -40 ~ +85
Power Supply: USB 5V/1A
Charging current: 1000mA
Support battery: 3.7V rechargeable battery (not included)
Wifi standard: FCC/CE/TELEC/KCC/SRRC/NCC
Wifi protocol: 802.11 b/g/n/e/i (802.11n, speed up to150Mbps)A-MPDU and A-MSDU polymerization, support 0.4S protection interval
Frequency range: 2.4GHz~2.5GHz(2400M~2483.5M)
Transmit power: 22dBm
Communication distance: 300m
Bluetooth protocol: meet bluetooth v4.2BR/EDR and BLE standard
Bluetooth radio frequency: with -98dBm sensitivity NZIF receiver Class-1, Class-2 and Class-3 emitter AFH
Audio frequency: CVSD and SBC audio frequency
Wifi mode: Station/SoftAP/SoftAP+Station/P2P
Security mechanism: WPA/WPA2/WPA2-Enterprise/WPS
Encryption type: AES/RSA/ECC/SHA
Firmware upgrade: UART download/OTA(through network/host to download and write firmware)
Software development: support cloud server development /SDK for User firmware development
Networking protocol: IPv4, IPv6, SSL, TCP/UDP/HTTP/FTP/MQTT
Size: about 108.5 x 29mm
Package includes: 
1pc x battery holder
Notes: 
Transition: 1cm=10mm=0.39inch 
1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! 
2. Please allow 1-3cm measuring deviation due to manual measurement.
#Development #Board #Battery #Holder #Memory #Module #Components #Integrated #Durable #Tool #Accessory #Replac