Reference design manual for Huawei CM300 wireless module covering hardware interfaces, specifications, and mechanical details.
This manual provides a complete reference design for the Huawei CM300 series wireless module, describing its logical architecture, external interfaces, and key functions. It guides designers in integrating the module into fixed‑platform, PCMCIA, and phone‑type applications.
The document includes sections on product overview, pin definitions, hardware interface descriptions, electrical characteristics, and mechanical specifications, with tables and diagrams to aid implementation. This manual is written in Chinese.
| Air interface | CDMA 2000 1X |
|---|---|
| Wireless transmission speed (forward) | 153.6 Kbps |
| Wireless transmission speed (reverse) | 153.6 Kbps |
| Working voltage | +3.3V ~ +4.5V |
| Idle current consumption | 50 mA |
| Operating temperature range | -10 °C ~ +55 °C |
| Dimensions | 48 mm × 35 mm × 3 mm |
| Antenna frequency range | 824 MHz – 894 MHz |
The antenna should operate within 824 MHz to 894 MHz.
The module operates from –10 °C to +55 °C.
It works with a supply voltage between +3.3 V and +4.5 V.