User Guide

NPM-5
CMT Module MA4 PAMS Technical Documentation
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Table 11: RF max ratings
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Battery voltage, idle mode 5.2 V (charging)
Regulated supply voltage 2.8 +/- 3% V
Voltage reference 1.5 +/- 1.5% V
Operating temperature range -10...+55 deg. C
Absolute maximum battery voltage 4.2 V (charging)
Table 12: RF Characteristics
Item Values (EGSM / DCS1800)
Receive frequency range 925... 960 MHz / 1805... 1880 MHz
Transmit frequency range 880... 915 MHz / 1710... 1785 MHz
Duplex spacing 45 MHz / 95 MHz
Channel spacing 200 kHz
Number of RF channels 174 / 374
Power class 4 (EGSM900) / 1 (DCS1800)
Number of power levels 15 / 16