Specifications

Product Technical Specification & Customer Design Guidelines
Interfaces
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This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without
prior written agreement.
WA_DEV_Q64_PTS_001-003 January 9, 2009
Electrical Characteristics of SIM interface
Parameter Conditions Minim. Typ Maxim. Unit
SIMDAT V
IH
I
IH
= ± 20μA
0.7xSIMVCC V
SIMDAT V
IL
I
IL
= 1mA
0.4 V
SIMRST, SIMCLK
V
OH
Source current = 20μA
0.9xSIMVCC V
SIMDAT V
OH
Source current = 20μA
0.8xSIMVCC
SIMRST, SIMDAT,
SIMCLK
V
OL
Sink current =
-200μA
0.4 V
SIMVCC = 2.9V
I
VCC= 1mA
2.84 2.9 2.96
V SIMVCC Output
Voltage
SIMVCC = 1.8V
I
VCC= 1mA
1.74 1.8 1.86
V
SIMVCC current
VCC = 3.6V
10
mA
SIMCLK Rise/Fall
Time
Loaded with 30pF
20 ns
SIMRST, Rise/Fall
Time
Loaded with 30pF
20 ns
SIMDAT Rise/Fall
Time
Loaded with 30pF
0.7 1 μs
SIMCLK Frequency
Loaded with 30pF
3.25 MH
z
SIMDET V
IL
0 0.5 V
SIMDET V
IH
1.5 1.8 V
Note
:
When SIMDET is used, a high to low transition means that the SIM card is inserted
and a low to high transition means that the SIM card is removed.