Gemalto M2M GmbH MC56 User Manual
MC55/56 Hardware Interface Description
Confidential / Preliminary
Confidential / Preliminary
s
MC55/56_hd_v03.00
Page 90 of 104
16.08.2005
5.6 Air
interface
Test conditions: All measurements have been performed at T
amb
= 25°C, V
BATT+ nom
= 4.1V.
The reference points used on MC55/56 are the BATT+ and GND contacts (test points are
shown in Figure 39).
shown in Figure 39).
Table 32: Air Interface
Parameter
Min
Typ
Max
Unit
GSM 850
3)
824
849
MHz
E-GSM 900
4)
880
915
MHz
GSM 1800
1710
1785
MHz
Frequency range
Uplink (MS
→ BTS)
GSM 1900
1850
1910
MHz
GSM 850
3)
869
894
MHz
E-GSM 900
4)
925
960
MHz
GSM 1800
1805
1880
MHz
Frequency range
Downlink (BTS
→ MS)
GSM 1900
1930
1990
MHz
GSM 850
3)
31
33
35
dBm
E-GSM 900
4) 1)
31
33
35
dBm
GSM 1800
2)
28
30
32
dBm
RF power @ ARP with 50Ω load
GSM 1900
28
30
32
dBm
GSM 850
3)
124
E-GSM 900
4)
174
GSM 1800
374
Number of carriers
GSM 1900
299
GSM 850
3)
45
MHz
E-GSM 900
4)
45
MHz
GSM 1800
95
MHz
Duplex spacing
GSM 1900
80
MHz
Carrier spacing
200
kHz
Multiplex, Duplex
TDMA / FDMA, FDD
Time slots per TDMA frame
8
Frame duration
4.615
ms
Time slot duration
577
µs
Modulation
GMSK
GSM 850
3)
-102
-107
dBm
E-GSM 900
4)
-102
-107
dBm
GSM 1800
-102
-106
dBm
Receiver input sensitivity @ ARP
BER Class II < 2.4% (static input level)
GSM 1900
-102
-105.5
dBm
1)
Power control level PCL 5
2)
Power control level PCL 0
3)
MC56 only
4)
MC55 only