Appendix - Sony Ericsson Dual SIM connection Application Note

APPENDIX

SIMCLK
SIMRST
SIMVCC
1µF
+
GND
SIMDATA
GR47
100n
LZT 123 7676 R1A
Dual SIM connection
82kΩ 82kΩ
NLAS325
VCC
NO1
GND
NC2
COM1
IN1
COM2
IN2
100n
SIM1
SIMSELECT
Figure 1. Dual SIM schematic
7
100n
SIM2
HIGH = SIM1
LOW = SIM2