Product Summary

The Q2686 Wireless CPU is an E-GSM/DCS/GSM850/PCS - GPRS 900/1800/850/1900 MHz quad-band Wireless CPU driven by AT commands. The WISMO Quik Q2686 memory configuration is GSM/GPRS part: 32 Mbits of Flash memory and 8 Mbits of SRAM.

Parametrics

Q2686 absolute maximum ratings: (1)Possible spurious emission radiated by the application to the RF receiver in the receiver band; (2)ESD protection on SIM (if accessible from outside), serial link, etc. Refer to paragraph 3.2.8 SIM interface; (3)Length of the SIM interface lines (preferably <10cm); (4)EMC protection on audio input/output (filters against 900 MHz; (5)emissions), refer to paragraph 3.2.10 audio interface; (6)Bias of the Microphone inputs, refer to paragraph 3.2.10.2 audio; (7)interface; (8)Ground plane : WAVECOM recommends to have a common ground plane for analog / digital / RF grounds; (9)Metallic case or plastic casing with conductive paint are recommended.

Features

Q2686 features: (1)Quad-band GSM/GPRS communications on the 800, 900, 1800 and 1900MHz bands ; (2)Programmable ARM9 32-bit processor at 104MHz ; (3)Advanced audio features ; (4)Up to 44 GPIOs ; (5)Compact size, just 40 x 32.2 x 4mm ; (6)Automotive-grade ; (7)Footprint compatibility with entire Q Series of intelligent embedded modules.

Diagrams

Q2686 block diagram