FN990
Family Hardware Design Guide
1VV0301752 Rev. 3 Page 24 of 92 2022-10-07
Not Sub
ect to NDA
Pin Signal I/O Function Type Comment
24 TGPIO_07 I/O
General Purpose I/O
Can be I2S_DOUT
1.8V
28 TGPIO_08 I/O
General Purpose I/O
Can be I2S_WS
1.8V
56 I2C_SDA I/O
I2C Data
Can be TGPIO_09
1.8V Internal 2.2k PU
58 I2C_SCL I/O
I2C Clock
Can be TGPIO_10
1.8V Internal 2.2k PU
38 1PPS O 1PPS/TSN 1.8V
26 W_DISABLE2_N I GNSS disable VPH_PWR Internal 100k PU
MIPI Control
61 RFFE0_DATA I/O Data 1.8V
63 RFFE0_CLK O Clock 1.8V
Power Supply
2 VPH_PWR I Power supply Power
4 VPH_PWR I Power supply Power
70 VPH_PWR I Power supply Power
72 VPH_PWR I Power supply Power
74 VPH_PWR I Power supply Power
GROUND
3 GND - Ground Ground
5 GND - Ground Ground
11 GND - Ground Ground
27 GND - Ground Ground
33 GND - Ground Ground
39 GND - Ground Ground
45 GND - Ground Ground
51 GND - Ground Ground
57 GND - Ground Ground
71 GND - Ground Ground
73 GND - Ground Ground
Config
21 CONFIG_0 - Ground
69 CONFIG_1 - Ground