User Guide

CCS Technical Documentation System Module and User Interface
NEM-2
Issue 1 07/03 Copyright Nokia. All rights reserved.. Page 29
SIM connector
MMC Connector
NEM-2 supports full size MultiMediaCards with 3.3V power supply
No. Symbol Parameter min. typ. max. Unit No.
1 SIMCLK Frequency 1.05 3.25 3.36 MHz 1
Trise/Tfall 50 ns
duty cycle 40 60 %
2 SIMRST Voh 0.9 * VSIM VSIM V 2
Vol 0 0.15*VSIM V
3 VSIM 3V SIM Card 2.8 3.0 3.2 V 3
6 mA
1.8V SIM Card 1.6 1.8 2.0
4 GND ground 0 V 4
5 n. c. 5
6 DATA Voh 0.9*VSIM VSIM V 6
Vol 0 0.15*VSIM V
Vih 0.7*VSIM VSIM V
Vil 0 0.15*VSIM V
No. Symbol Parameter min. typ. max. Unit Note
1 RSV n. c.
2 CMD Command line -0.5 3.6 V Peak voltage
0.625*VDD VDD+0.3 V Input high voltage
GND-0.3V 0.25*VDD Input low voltage
3 GND -0.5 0 0.5 V
4 VDD 2.0 3.3 3.6 V Supply voltage
5 CLK Clock line -0.5 3.6 V Peak voltage
0 20 MHz Clock frequency
10 ns Clock low/high time
10 ns Clock rise/fall time
6 GND ground -0.5 0 0.5 V
7 DATA 0 Data line 0 -0.5 3.6 V Peak voltage
0.75*VDD V Output high voltage
0.125*VDD V Output low voltage