Q2426A
| Model | Q2426A |
| Description | SELF CONTAINED E GSM/GPRS 900/1800 OR 850/1900 BI BAND MODULE |
| PDF file | Total 81 pages (File size: 909K) |
| Chip Manufacturer | ETC |
WM_PRJ_Q2400_PTS_002 - 002
24th January 2003
Electrical Characteristics
Parameter
Conditions
I
IH
=
±
20µA
I
IL
= 1mA
Min
Typ
Max
Unit
SIMDATA V
IH
SIMDATA V
IL
SIMRST,
SIMDATA
SIMCLK V
OH
SIMRST,
SIMDATA
SIMCLK V
OL
SIMVCC*
Output
Voltage
SIMCLK
Rise/Fall Time
SIMRST,
SIMDATA
Rise/Fall Time
SIMCLK
Frequency
0.7
xSIMVCC
0.3
xSIMVC
C
V
V
V
Source
20µA
current
=
SIMVCC – 0.1V
Sink current
200µA
=
-
0.1
V
I
SIMVCC
<= 6mA
2.70
2.80
2.85
V
Loaded with 30pF
50
1
ns
µs
Loaded with 30pF
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.
Page :
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