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CHM-628: HSDPA/WCDMA USB Data Modem

CHM-628 is a high-speed HSDPA industrial modem with the maximum download speed of 3.6Mbps and upload 384Kbps. Upgrading the S/W can increase the download speed to 7.2Mbps.

CHM-628 has two antennae which increase the reception level. 5 LEDs let users check the performance and functions in detail. External power switch and reset buttons make the device more user-friendly.

Technical Specifications

DATA SERVICES
HSDPA (Category 6)
· Forward link up to 3.6Mbps
· Reverse link 384Kbps
WCDMA
· Forward and reverse link speeds
· up to 384Kbps
* Limit to Network conditions
 
GENERAL FEATURE
Qualcomm MSM6280 chipset (ZIF)
MRD (Mobile Receiver Diversity)
Maximum RF Output Power
· 2100MHz - Power Class 3
· 850MHz - Power Class 3
Receiver Sensitivity:
· 2100MHz under -107dBm(BER=0.1%)
· 850MHz under -106dbm(BER=0.1%)
Nominal Operation Voltage:
· from USB host Power
Power Consumption:
· Maximum :under 500mA
· Typical : under 300mA
 
FREQUENCY BANDS
WCDMA 2100MHz(Band Class 0)
WCDMA 850MHz(Band Class 1)
 
RF Connector
MM93290-2700
· Primary Path & Secondary Path
 
STANDARDS
3GPP Release 5 compliant
3GPP TS31.101(UICC)
3GPP TS31.102(USIM)
3GPP TS34.121
 
SYSTEM REQUIREMENTS
Window 2000/XP
Connection: USB, RS-232
Disk Drive: CD-ROM
Processor: 667MHz or faster
Memory: 128MB
Disk Space: 100MB
 
MECHANICALS
Dimension: 90 x 31.5 x 9 (mm)
Weight: 23g
2 state LED
 
ENVIRONMENTS
Operating Temperature: -20'C to 50'C
Storage Temperature : -30'C to 70'C
Humidity: 95% (non-condensing)
 
APPROVALS
Microsoft WHQL certified NDIS drivers