Deutsche Telekom Sony Ericsson S312, TMO XTRA 15037101272 사용자 설명서

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S312

20

September 2009

Technical specifications

General technical data

Performance and technical characteristics

System

Dual band. e-GSM 900, GSM 1800. GPRS and EDGE in all bands.

Speech coding

HR, FR, EFR, AMR supported where available, for high speech quality.

GSM SIM/USIM card

Small plug-in card, 1.8 V and 3 V.

Memory (built-in)

No less than 15 MB internal (depending on software configuration/file 
content). Memory Stick Micro™ (M2™) which has a capacity of up to 
2GB.

Data transfer speeds

Up to 85.6 Kbps (downlink)
Up to 42.8 Kbps (uplink)

Dimension

GSM 900/E-GSM 900

GSM 1800

Frequency range (MHz)

TX: 880–915
RX: 925–960

TX: 1710–1785
RX: 1805–1880

Channel spacing

200 kHz

200 kHz

Number of channels

174 Carriers *8 (TDMA)

374 Carriers *8 (TDMA)

Modulation

8PSK/GMSK

8PSK/GMSK

TX phase accuracy

< 5º RMS Phase error (burst)

< 5º RMS Phase error (burst)

Duplex spacing

45 MHz

95 MHz

Frequency stability

+/- 0.1ppm

+/- 0.1ppm

Voltage operation (nominal)

3.6 V

3.6 V

Transmitter RF power output

33 dBm Class 4
(2 W peak)

30 dBm Class 1
(1 W peak)

Transmitter Output impedance

50 ohm

50 ohm

Transmitter Spurious emission 
(according to specification)

< –36 dBm up to 1 GHz
< –30 dBm over 1 GHz

< –30 dBm

Receiver RF sensitivity

Better than –102 dBm

–102 dBm

Receiver RX Bit error rate

< 2.4%

< 2.4%