E18-2G4U04B Zigbee CC2531 2.4Ghz USB zigbee usb RF Transmitter and Receiver PCB Antenna 8051 MCU ISM Band LED Indicator
[IC]:CC2531
[Frequency]:2.394~2.507GHz
[Protocol]:Zigbee
[Distance]:200m
[Interface]:USB
[Product weight]:8.7±0.1g
[Introduction]:E18-2G4U04B uses CC2531 RF chip imported from Texas Instruments. The chip integrates 8051 microcomputer and wireless transceiver, and integrates PA + LNA, which greatly expands the communication distance and improves communication stability, and it is equipped with ADC sampling, remote PWM output control, remote GPIO control and other
| RF Parameter | Value | 
Remark | 
| Frequency | 
2394~2507 MHz | 
 Support ISM band  | 
| Transmitting power | 4 dBm | 
 -  | 
| Receiving sensitivity | 
-96.4 dBm | 
 Air data rate: 250kbps  | 
| Communication protocal | 
ZigBee | 
 -  | 
| Test distance | 200m | 
 In open and clear air, with maximum power, 5dBi antenna gain, height of 2.5m, air data rate: 250kbps  | 
| Hardware Parameter | Value | 
Remark | 
| 
 IC  | 
 CC2531F256RHAT/QFN40  | 
 Built-in PA+LNA  | 
| 
 FLASH  | 
 256 KB  | 
 -  | 
| 
 RAM  | 
 8 KB  | 
 -  | 
| 
 Core  | 
 8051 MCU  | 
 -  | 
| 
 Size  | 
 59 * 18 mm  | 
 With housing  | 
| 
 Antenna type  | 
 PCB  | 
 -  | 
| 
 Powered by  | 
 USB  | 
 -  | 
| Electronic parameter | Min. | Typ. | Max. | Unit | Condition | 
| Operating voltage | 
2.7 | 5 | 5.5 | V | powered by USB | 
| Operating voltage | 
2.0 | 3.3 | 3.6 | V | 
 powered by pcb power supply hole  | 
| Communication level | - | 3.3 | - | V | 
 For 5V TTL, it may be at risk of burning down  | 
| Transmitting current | 
- | 31.5 | - | mA | Instant power consumption | 
| Receiving current | 
- | 26 | - | mA | 
powered by USB | 
| Sleep current | 
- | - | - | μA | - | 
| Operating temperature | 
-40 | 20 | 
+85 | ℃ | - | 
| Operating humidity | 
10 | 60 | 
90 | % | - | 
| Storage temperature | 
-40 | 20 | 
+125 | ℃ | - | 









