M6718 dual-mode td-hspa/edge
flexible modem
Cost-efficient, high-performance TD-HSPA/EDGE solution with interfaces and software optimized for modem applications
The M6718 offers outstanding network access performance with automatic handover, dual-band TD-SCDMA and quad-band EDGE.
This optimized modem solution is configurable for USB dongles, PC cards and smartphone modems. PC cards and USB dongles are well supported thanks to the M6718’s high-speed USB 2.0 with suspend/resume and auto-installation. Furthermore, the M6718 supports China Mobile’s eWalk program.
M6718 Highlights
- Full control via AT commands including voice call and SMS
- Supports China Mobile’s eWalk AT commands
- Supports PCMCIA and USB datacards, M2M and modem part of smartphones
- Supports simultaneous modem + mass-storage on same Flash
- Windows support: XP/2000/Vista/Win7
- Major TD infrastructure vendors fully IOT tested
- A-GPS support with external component GNS7560
- Low power consumption
- 4TS HSDPA: 140 mA at Tx power = -20 dBm
- TD standby: 2.0 mA when DRx = 1.28 s
- Modem PCB size: 636 mm2
Key features
- ARM926EJ @ 312 MHz, 2 x 32-kbyte cache
- NAND/DDR SDRAM 156 MHz support
Telecom
- Dual-mode automatic handover
- 2G:
- DTM class 11, class 32 enabled
- EGPRS class 12, class 33 enabled
- 3G:
- TD-SCDMA 3GPP Rel 7 (Dec 2008)/CCSA V3 (Mar 2009)
- Dual band (1880-1920/2010-2025 MHz)
- TD-HSDPA: 2.8 Mbps DL (Cat.15)
- TD-HSUPA: 2.2 Mbps UL (Cat.6)
- TD-MBMS H.264 @ 256 Kbps
- Audio codecs: HR, FR, EFR, AMR-NB
Connectivity
- USB 2.0 HS for datacards
- UART+USB or DPRAM for smartphones
- MultiTA/27.10
Block diagram
