Sim Driver IC , Keypad Driver IC - GSM-Forum

yashtel · 04-15-2007, 08:24

Do some one has a idea how sim driver ic works as we can work with jumper but why there is a sim driver ic manufacturer company is not a fool to invest on a sim driver ic?

And how do the Keypad Driver ic works?

Please if some one has a idea than please reply me or contact me at [email protected]

reji · 04-15-2007, 09:17

sim ic and key pad ic is just for the protection from ESD. it will protect the phone from electro static discharge

reji · 04-15-2007, 09:26

check this also.

crtsy EFRCOM

04-15-2007, 08:24	#1 (permalink)
yashtel No Life Poster Join Date: Aug 2005 Location: SILIGURI Age: 46 Posts: 828 Member: 170589 Status: Offline Thanks Meter: 1,848	Sim Driver IC , Keypad Driver IC Do some one has a idea how sim driver ic works as we can work with jumper but why there is a sim driver ic manufacturer company is not a fool to invest on a sim driver ic? And how do the Keypad Driver ic works? Please if some one has a idea than please reply me or contact me at [email protected]

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04-15-2007, 09:17	#2 (permalink)
reji Freak Poster Join Date: Jan 2006 Location: UAE Age: 43 Posts: 434 Member: 227127 Status: Offline Thanks Meter: 241	sim ic and key pad ic is just for the protection from ESD. it will protect the phone from electro static discharge