Ebyte Buy E104-2G4U04A TI Costo Price CC2540 chip rf module 2.4GHz BLE 4.0 USB SoC Ble wireless transmitter receiver module ble

E104-2G4U04A Ebyte CC2540 BLE module ble 4.0 USB BLE adapter receiver [IC]：CC2540 [Frequency]：2.402~2.480GHz [Protocol]：BLE 4.0 [Distance]：60m [Interface]：USB [Product weight]：8.8g±0.1g [Introduction]：E104-2G4U04A is a small BLE wireless module designed and manufactured by Chengdu Ebyte, USB type (pin spacing 1.27mm). This module has a high-performance PCB on-board antenna, using low power consumption (BLE) SOC solution. RF Parameter Value Remark Frequency [MHz] 2402~2480 MHz ISM band Transmitting power 4 dBm - Receiving sensitivity [dBm] -94 dBm Air rate is 250k bps Distance 60m Test condition：clear and open area,antenna height: 2.5m,air data rate: 250kbps Hardware Parameter Value Remark IC CC2540F256RHAR/QFN40 - FLASH 256 KB - SRAM 8 KB - Core 8051 mcu - Size 59 * 18 mm With case   Power supply USB - Protocol BLE 4.0 -