PSM Application Note r2

80471NT11483A Rev. 2 Page 11 of 24 2017-06-06
4. PINS ALLOCATION
PIN list for PSM Mode
Pin Signal I/O Function Type Comment
PSM Control Lines
D3
PSM_WAKE I Wake Up from PSM Mode Analog
E8
PSM_STATUS O PSM Status CMOS
1.8V
F8
PSM_ENA_OUT O PSM Enable for external LDOs CMOS
1.8V
SIM card interface
C7
SIMVCC - External SIM signal – Power
supply for the SIM
1.8V Only
B7
SIMRST O External SIM signal – Reset CMOS
1.8
A7
SIMCLK O External SIM signal – Clock CMOS
1.8
A6
SIMIO I/O External SIM signal – Data I/O CMOS
1.8
D8
VDDIO_IN I IO bus Supply input Power
RF SECTION
G2
MAIN_ANT I/O LTE Main Antenna
(50 ohm)
RF
C0
DIV_ANT I LTE RX Diversity Antenna
(50 ohm)
RF
Miscellaneous Functions
G4
RESET* I Reset Input VBATT
Pull up to VBATT
(10Kohm)
G6
VAUX
PWRMON
O 1.8V stabilized output
Power ON monitor
Power