Design Considerations For Sim Card Holder - SIM Tech SIMCom SIM800C Hardware Design

4.8.3.

Design Considerations for SIM Card Holder

For 8 pins SIM card holder, SIMCom recommends to use Molex 91228.Customer can visit
http://www.molex.com for more information about the holder.
Table 17: Pin description (Molex SIM card holder)
Pin name Signal
C1 SIM_VDD
C2 SIM_RST
C3 SIM_CLK
C4 GND
C5 GND
C6 VPP
C7 SIM_DATA
C8 SIM_DET
For 6-pin SIM card holder, SIMCom recommends to use Amphenol C707 10M006 512 .Customer can visit
http://www.amphenol.com
SIM800C_Hardware_Design_V1.00
Figure 33: Molex 91228 SIM card holder
Description
SIM card power supply
SIM card reset
SIM card clock
Connect to GND
Connect to GND
Not connect
SIM card data I/O
Detect SIM card presence
for more information about the holder.
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Smart Machine Smart Decision
2014-10-30