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Overview
N51 is an industrial-grade 3G cellular module supports GSM and WCDMA. With an LGA package, its dimensions are only 30.0 mm x 28.0 mm x 2.5 mm. It has industrial-grade high performance and is suitable for the development of wireless meter reading terminals, industrial control, handheld POS, and other IoT equipment.
N51 series include multiple variants. Table 1-1 lists the variants and frequency bands supported.
Table 1-1 Variant and frequency bands
Function | Version | Band |
N51 | CE | UMTS: B1, B8 |
N51 | WW | UMTS: B1, B2, B5, B8 |
Parameter | |
Physical features | Dimensions: (30.0±0.15) mm × (28.0±0.15) mm × (2.45±0.15) mm |
Temperature ranges | Operating: -30°C to 75 °C |
Power supply | VBAT: 3.3V to 4.3V, TYP: 3.8V |
MIPS processor | ARM926EJ 32bit RISC processor, 460.8 MHz main frequency |
Memory | ROM: 128MB |
Band | |
Wireless data rate | GPRS: Max 85.6 Kbit/s(DL) / Max 85.6 Kbit/s(UL) |
Transmit power | GSM850: 33±2dBm (Power Class 4) |
Application Interfaces | 2G/3G antenna, 50Ω characteristic impedance |




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