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MM6854/64 Dual Band GSM Data Modem
Issue 1.0 ME 820047
03/00 Page 3
2 SPECIFICATIONS
2.1 Basic Specifications
Performance
Specifications
91/263/EEC
ETS 300 342-1
ETSI GSM 0707/05 AT commands plus Extended
SMS GSM rec. 7.05 including PDU mode
GSM 04.21 transparent data
GSM 04.22 non-transparent data
Frequency Range 890 to 960MHz
1710 to 1880MHz
RF Output Power Class 4 (2W) for 900MHz
Class 2 (1W) for 1800MHz
Receiver Sensitivity -102dBm at 900MHz, -100dBm at 1800MHz
(<2% bit error rate)
Modulation Type Modified GMSK
Intermediate Frequency 282MHz
Transmit Attack Time <25mS
RS-232 Interface V24 9 pin D-type
Baud rate 300 – 57600 baud, no autobauding. Set to 19200
as default.
Parity: None, Space, Odd, Even or Mark
Character Format: 7 or 8
Stop bits: 1 or 2
Level: To CCITT Recommendation V.28
Data Communication Transparent
Non-error corrected link according to GSM 04.21
User rates:
2400 bps V.22 bis / V.26 ter / V.110
4800 bps V.32 / V.110
9600 bps V.32 / V.110
14400 bps V.32 / V.110 GPRS1
Non-Transparent
Error connected link according to GSM 04.22 (V.42)
User rates:
9600 bps V.32 / V.110
14400 bps V.32 / V.110 GPRS1
Note: When using V.110, the correspondent has to be an
ISDN adapter. Data compression according to V.42 bis.
Transparent Fax
Group 3, Class 1 support only.
User rates;
2400 bps
4800 bps
7200 bps
9600 bps
SMS
GSM rec. 7.05, including PDU mode
SIM card Interface
Small size SIM, 3 or 5V