Ultra-low power consumption and small package NB-IoT industrial-grade wireless communication module N21

The N21 module is characterized by ultra-low power consumption, wide area coverage, simple peripheral circuits, easy for customers to develop, and suitable for low-speed and low-power IoT communication equipment. The module is packaged in 22Pin LGA, and the size is only 18 mm *13.8 mm *2.5mm. The structure can basically meet most customers' requirements for space and size.

1.1 Product overview

N21 is an ultra-small package NB-IoT industrial-grade wireless communication module.

N21 includes multiple version configurations, each version and supported frequency bands as shown in Table 1-1:

1.2 Design block diagram

The N21 module is mainly composed of the following parts, which coordinate work to complete the data communication function:

1) Baseband

2) Flash

3) RF front-end devices

4) External interface

2 Follow the standard



The N21 module complies with the following standards:

The People's Republic of China "Administrative Measures for the Network Access of Telecommunications Equipment"

GB4943.1-2011 "Information Technology Equipment Safety Part 1: General Requirements"

CNCA-O7C-031: 2007 "Implementation Rules for Compulsory Certification of Telecommunications Equipment, Telecommunications Terminal Equipment"

Announcement No. 27, 2017 of the Ministry of Industry and Information Technology of the People's Republic of China

Industry Classification: Communication Broadcasting

Development platform: RDA RDA

Delivery form: PCBA

Performance parameters: The module adopts 22Pin LGA package, and the external size is only 18 mm *13.8 mm *2.5mm. The structure can basically meet most customers' requirements for space size.

Application scenario: Suitable for low-speed and low-power IoT communication equipment.