Product Introduction

 

  • CFB-901 is a highly integrated module that supports NB IoT and Bluetooth in one standard communication module. NB IoT supports the full frequency range of 698-2180MHz and initially supports Band 1, 3, 5, 8, and 20 bands. Supports E-SIM function. It is mainly used for low-power data transmission services and complies with the NB IoT radio communication protocol (3GPP Release-13/14/15) standard. Bluetooth supports the BLE5.0 standard.
  • The CFB-901 module can be connected to numerous terminal devices, embedded with TCP/UDP/CoAP/MQTT/DTLS/DTLS+and other data transmission protocols. It is the first module to support 3GPP Rel13/14/15 and extended AT commands. Support base station positioning. It can almost meet the application needs of all IoT applications. For example, intelligent measurement, shared bicycles, intelligent parking, smart cities, security, asset tracking, smart appliances, agriculture and environmental monitoring, etc.
  • CFB-901 supports secondary development and has 19 GPIOs, which can support SPIx1, UARTx3, I2Cx2, ADCx2, and PWMx1 standard interfaces.
  • CFB-901 adopts LCC chip packaging and has a 20mm thickness × 16mm × A super small size of 2.2mm.
  • The CFB-901 module adopts power-saving technology, with a power consumption of approximately 1uA in power-saving mode (PSM).
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Main advantages

 

NB-IoT+Bluetooth Embedded rich network service protocol stack
Compact NB IoT wireless communication module LCC chip packaging, suitable for mass production

The packaging design is compatible with Yuncheng

Technology CFB-609 module, making it easy to upgrade

products

NB+Bluetooth, particularly suitable for sealing products such

as water meters, geomagnetism, and electricity meters in the

industry

 

Performance

 

power supply

VBAT power supply voltage range: 2.1V-4.2V

 

Typical power supply voltage: 3.6V

Power

Maximum current consumption under PSM: 1uA

Frequency band

Band 1、3、5、8、20

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: 1.8V/3V

Antenna interface characteristic impedance

50Ω

Serial port

Main serial port: AT command transmission or data transmission, with a

baud rate of 115200bps,

 

Upgrade serial port: Software upgrade 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

Debug UART

 

 

 

 

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