Q2406B WAVECOM, Q2406B Datasheet - Page 45

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Q2406B

Manufacturer Part Number
Q2406B
Description
Manufacturer
WAVECOM
Datasheet

Specifications of Q2406B

Date_code
06+
2.18
VCC output
This output can be used to power some external functions. VCC has to be used
as a digital power supply. This power supply is available when the module is
on.
Signal
Pin number
VCC
40
Parameter
Ouput voltage
Output Current
2.19
VCC_RTC (Real Time Clock Supply)
2.19.1 Interface description
This pin is used as a back-up power supply for the internal Real Time Clock.
The RTC is supported by the module when powered on but a back-up power
supply is needed to save date and hour when the module is switched off.
If the RTC is not used this pin can be left open.
Signal
Pin number
VCC_RTC
56
Parameter
Input voltage
Input Current
Input Current
Output voltage
Output current
confidential ©
This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged
without prior written agreement.
Ce document est la propriété exclusive de WAVECOM. Il ne peut être communiqué ou divulgué à
des tiers sans son autorisation préalable.
WM_PRJ_Q2400_PTS_002 - 002
Pin description
I/O
I/O type
O
Supply
Operating conditions
Condition
I = 10mA
Pin description
I/O
I/O type
I/O
Supply
Operating conditions
Condition
VCC=0V;
=
25°C
VCC_RTC=2.5V
VCC=0V; t°:-20°C / 55°C
VCC_RTC=2.5V
24th January 2003
Description
Digital supply
Min
Max
Unit
2.74
2.86
V
10
mA
Description
RTC Back-up supply
Min
Max
Unit
2
2.75
V
3
µA
10
µA
2.4
2.75
V
2
mA
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