Xircom An Intel Company GEM3501 ユーザーズマニュアル
Core Engine GSM/GPRS Modem Developer Guide Preliminary Draft: 7/6/2001
46
Part Number: 07100026, Revision: 002
Confidential
© 2001 Xircom, Inc., an Intel company All rights reserved.
All trademarks and copyrights are the property of Xircom, Inc., an Intel company
All trademarks and copyrights are the property of Xircom, Inc., an Intel company
1
1
1
1
D
D
E
E
T
T
A
A
I
I
L
L
E
E
D
D
S
S
P
P
E
E
C
C
I
I
F
F
I
I
C
C
A
A
T
T
I
I
O
O
N
N
S
S
11.1 Physical Dimensions and Weight
Size (L x W x H) including connectors
53.09
mm x 34.80
mm x 5.66
mm
(2.09” x 1.37” x 0.22”)
Weight
15 g (0.5 oz.)
Table 12: Core Engine Size and Weight
11.2 Operating Power
The Core Engine carrier board requires an input voltage of 3.7 VDC +/- 0.3 VDC. The
input source voltage ripple should be less than 20% of the average supply voltage peak-
to-peak under normal operating conditions.
input source voltage ripple should be less than 20% of the average supply voltage peak-
to-peak under normal operating conditions.
Core Engine modem
Average Current (Amps)
Peak Current (Amps)
1 TX, 1 RX
TBD
TBD
Ready Mode
(GSM)
1 RX
TBD
TBD
1 TX, 4 RX
TBD
TBD
Ready Mode
(GPRS Class 10)
2 TX, 3 RX
TBD
TBD
Standby Mode
N/a
TBD
N/a
RF Disabled Mode
N/a
TBD
N/a
Sleep Mode
N/a
TBD
N/a
PCS 1900
Dormant Mode
N/a
< 100uA
N/a
Table 13: Core Engine Power Modes & Current Requirements
11.2.1 Transmit Power
Core Engine
modem
Power Class
Transmit Power
1900 MHz
GSM Power Class 1
1-W conducted power maximum (30
dBm
+/-
2
dB),
measured at the antenna port
Table 14: Core Engine Transmitted Output Power