Neo_M660A GPRS Module Hardware User Guide
Copyright © Neoway Technology Co., Ltd
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4.3
Current
Table 4-3
Current feature
Parameter
Testing Conditions
Testing Result
(Average Current)
Testing voltage
3.9 V Agilent power supply
/
Idle mode
Set the instrument and power on the module.
18 mA
Off leakage current
Power on the module or use AT command to shut
the module down.
60 μA
Average
network
searching current
Set the instrument.
Start the module. Wait until the module registers the
instrument.
60 mA
Sleep mode
On a live network, the module registers the network
and then enters the sleep mode.
1.8 mA
Set the instrument properly (DRX=9)
992 μA
Voice service
Maximum power level in full rate
mode
GSM850
210 mA
EGSM900
200 mA
DCS1800
135 mA
PCS1900
140 mA
GPRS class 12
4TX,1RX(4Up/1Down)
GSM850
425 mA
EGSM900
422 mA
DCS1800
260 mA
PCS1900
275 mA
1TX,4RX(1Up/4Down)
GSM850
200 mA
EGSM900
185 mA
DCS1800
155 mA
PCS1900
140 mA
The data in the above table is typical values obtained during tests in lab. It might be a little bit
different caused by the difference of the module hardware. Also, the test results might be various due
to different setting or testing methods.
4.4
ESD Protection
Electronics need to pass sever ESD tests. The following table shows the ESD capability of key pins of our
module. It is recommended that you add ESD protection to those pins in accordance to the application to
ensure your product quality when designing your products.
