SIM900D Datasheet - SIM Com

SIM900D Hardware Design

14 3.3 Package Dimensions 16 4 Application Interface 18 4.1 Power Supply 18 4.1.1 Minimizing Voltage Drop of VBAT 19 4.1.2 Monitoring Power Supply 19 4.2 Power on/down Scenarios 19 4.2.1 Power on SIM900D 19 4.2.1.1 Turn on SIM900D Using the PWRKEY Pin (Power on) 19 4.2.1.2 Turn on the SIM900D .

SIM900D_Hardware Design_V2.02 Document Title Version Date Status Document Control ID SIM900D Hardware Design 2.02 2012-05-07 Release SIM900D_Hardware Design_V2.02 Smart Machine Smart Decision General Notes SIMCom offers this information as a service to its customers, to support application and engineering efforts that use the products designed by SIMCom. The information provided is based upon requirements specifically provided to SIMCom by the customers. SIMCom has not undertaken any indepen.

SIM900D-SIMCom.pdf