Huawei MC509 Series Hardware Manual page 21

HUAWEI MC509 Series CDMA LGA Module
Hardware Guide
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Figure 3-1 shows the sequence of pins on the 145-pin signal interface of the MC509
module.
Issue 02 (2013-05-06)
P indicates power pins; I indicates pins for digital signal input; O indicates pins for digital
signal output. AI indicates pins for analog signal input; AO indicates pins for analog signal
output.
The NC (Not Connected) pins are internally connected to the module. Therefore, these pins
should not be used, otherwise they may cause problems. Please contact us for more
details about this information.
The Reserved pins are internally connected to the module. Therefore, these pins should
not be used, otherwise they may cause problems. Please contact with us for more details
about this information.
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Description of the Application Interfaces
21