Product Introduction
Main advantages
| 
 Ultra low power consumption, ultra high sensitivity  | 
Embedded rich network service protocol stack | 
| Compact NB IoT wireless communication module | LCC packaging, suitable for mass production | 
| 
 The packaging design is compatible with Yuncheng Technology CFB-609 module, making it easy to upgrade products  | 
 By providing reference designs, evaluation boards, and timely technical support, customers' needs for rapid product launch can be met  | 
Product specifications
| 
 power supply  | 
 VBAT power supply voltage range: 2.2V-4.3V 
 Typical power supply voltage: 3.6V  | 
| 
 Power  | 
 Maximum current consumption under PSM: 0.8uA  | 
| 
 Frequency band  | 
 Band 1、3、5、8、20、28  | 
| 
 Transmitting power  | 
 23dBm±2dB  | 
| 
 temperature range  | 
 Normal working temperature: -35 ° C~+75 ° C * 1 
 Extended working temperature: -40 ° C~-+85 ° C * 2  | 
| 
 USIM card interface  | 
 Support for USIM card: 3V  | 
| 
 Antenna interface characteristic impedance  | 
 50 Ohms  | 
| 
 Serial port  | 
 Main serial port: AT command transmission or data transmission, with a baud rate of 115200bps  | 
| 
 Physical Characteristics  | 
 Dimensions: length 20 ± 0.2 mm, width 16 ± 0.2 mm, thickness 2.2 ± 0.2 mm 
 Weight: 1.6g  | 
| 
 UPGRADE  | 
 Main serial port  |