Q2406 Datasheet, PDF (23/81 Pages) List of Unclassifed Manufacturers – SELF CONTAINED E GSM/GPRS 900/1800 OR 850/1900 BI BAND MODULE

WM_PRJ_Q2400_PTS_002 - 002
24th January 2003
Electrical Characteristics
Parameter
Conditions
Min
Typ
Max
Unit
SIMDATA V_IH
SIMDATA V_IL
I_IH = ± 20µA
I_IL = 1mA
0.7xSIMVCC
SIMRST,
SIMDATA
Source current = SIMVCC – 0.1V
20µA
V
0.3xSIMVC V
C
V
SIMCLK V_OH
SIMRST,
SIMDATA
Sink current = -
200µA
0.1
V
SIMCLK V_OL
SIMVCC*
Output
Voltage
I_SIMVCC <= 6mA
2.70
2.80
2.85
V
SIMCLK
Loaded with 30pF
Rise/Fall Time
50
ns
SIMRST,
Loaded with 30pF
SIMDATA
Rise/Fall Time
1
µs
SIMCLK
Frequency
Loaded with 30pF
3.25 MHz
(*) : given for the 3V interface. An external SIM driver is needed to handle 5V
SIMs.
Note :
When not used SIMPRES has to be tied to VCC.
When used, a low to high transition means that the SIM card is inserted and a
high to low transition means that the SIM card is removed.
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