SimCom SIM5320AL User Manual

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SIM5320AL_User Manual_V1.01 2014-08-20
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Figure 11: RTC supply from capacitor
 Non-chargeable battery backup
Figure 12: RTC supply from non-chargeable battery
 Rechargeable battery backup
Figure 13: RTC supply from rechargeable battery
Note: The VRTC can be disabled, jus disconnect it in application circuit.
Coin-type rechargeable battery is recommended, such as XH414H-IV01E form Seiko can be used.
Typical charge-discharge curves for this battery are shown in the following figure.

SimCom SIM5320AL Specifications

General

Brand	SimCom
Model	SIM5320AL
Category	Control Unit
Language	English