Product Info
  5G Module Series 
RM500Q-AE&RM502Q-AE Hardware Design 
RM500Q-AE&RM502Q-AE_Hardware_Design                                           21 / 83 
30 
USIM_RST 
DO 
(U)SIM card reset 
1.8/3.0 V power domain 
31 
USB_SS_TX_P 
AO 
USB 3.1 transmit data (+) 
32 
USIM_CLK 
DO 
(U)SIM clock 
1.8/3.0 V power domain 
33 
GND 
Ground 
34 
USIM_DATA 
IO 
(U)SIM card data 
1.8/3.0 V power domain 
35 
USB_SS_RX_M 
AI 
USB 3.1 super-speed 
receive (-) 
36 
USIM_VDD 
PO 
(U)SIM card power supply 
1.8/3.0 V power domain 
37 
USB_SS_RX_P 
AI 
USB 3.1 super-speed 
receive (+) 
38 
SDX2AP_STATUS 
DO 
Status indication to AP 
1.8 V power domain 
39 
GND 
Ground 
40 
NC 
NC 
41 
PCIE_TX_M 
AO 
PCIe transmit (-) 
42 
NC 
NC 
43 
PCIE_TX_P 
AO 
PCIe transmit (+) 
44 
NC 
NC 
45 
GND 
Ground 
46 
NC 
NC 
47 
PCIE_RX_M 
AI 
PCIe receive (-) 
48 
NC 
NC 
49 
PCIE_RX_P 
AI 
PCIe receive (+) 
50 
PCIE_RST_N 
DI 
PCIe reset. 
Open drain 
Active LOW. 
51 
GND 
Ground 
52 
PCIE_CLKREQ_N 
DO 
PCIe clock request. 
Open drain 
Active LOW. 
53 
PCIE_REFCLK_M 
AI, 
AO 
PCIe reference clock (-) 










