Telit Wireless Solutions FN990 Series - Page 23

FN990
Family Hardware Design Guide
1VV0301752 Rev. 3 Page 23 of 92 2022-10-07
Not Sub
j
ect to NDA
Pin Signal I/O Function Type Comment
34 UIM1_DATA
I/O
Data connection
with an external
UIM1 card
1.8V /
2.95V Internal 20k PU
32 UIM1_CLK
O
Clock output to an
external UIM1 card
1.8V /
2.95V
30 UIM1_RESET_N
O
Reset output to an
external UIM1 card
1.8V /
2.95V
66 UIM1_PRESENT
I
UIM1 Card Present
Detect
1.8V
Internal 100k PU
Active LOW
SIM Card Interface 2
48 UIM2_VCC O
Supply output for an
external UIM2 card
1.8V /
2.95V
Power
42 UIM2_DATA
I/O
Data connection
with an external
UIM2 card
1.8V /
2.95V Internal 20k PU
44 UIM2_CLK
O
Clock output to an
external UIM2 card
1.8V /
2.95V
46 UIM2_RESET_N
O
Reset output to an
external UIM2 card
1.8V /
2.95V
40 UIM2_PRESENT
I
UIM2 Card Present
Detect
1.8V
Internal 100k PU
Active LOW
Miscellaneous Functions
6 FULL_CARD_POWER_OFF_N I Module On/Off
1.8V /
VPH_PWR
Internal 47k PD
8 W_DISABLE_N I RF disable VPH_PWR Internal 100k PU
10 LED_N O LED control Open Drain
23 WAKE_ON_WAN_N O Wake Host 1.8V Default PU
65 VREG_L6B_1P8 O Reference Voltage 1.8V Power
67 SYS_RESIN_N I Reset Input 1.8V Internal 100k PU
68 TGPIO_01 I/O
General Purpose I/O
Can be I2S_CLK
1.8V
25 TGPIO_02 I/O
General Purpose I/O
Can be DPR
1.8V
62 TGPIO_03 I/O General Purpose I/O 1.8V
64 TGPIO_04 I/O General Purpose I/O 1.8V
20 USB_PCIE_SWITCH I Swich Host Interface 1.8V Internal 10k PU
22 TGPIO_06 I/O
General Purpose I/O
Can be I2S_DIN
1.8V