User's Guide

LE920A4 HW User Guide Module Connections
Doc#: 1VV0301261 Pin-out
Rev. 4.7.1 Page 28 of 124 2019-11-21
PAD Signal I/O Function Type Comment
HSIC Interface
A14 HSIC_DATA I/O High-speed inter-chip interface -
data
1.2V Optional
A16 HSIC_STB I/O High-speed inter-chip interface -
strobe
1.2V Optional
I2C Interface
C14 I2C_SCL I/O I2C clock 1.8V
Internal PU
2.2 kΩ to
1.8V
D13 I2C_SDA I/O I2C Data 1.8V Internal PU
2.2 kΩ to
1.8V
Power Supply
AP17 VBATT - Main Power Supply (Digital
Section)
Power
AP19 VBATT -
Main Power Supply (Digital
Section)
Power
AR18 VBATT - Main Power Supply (Digital
Section)
Power
AR20 VBATT - Main Power Supply (Digital
Section)
Power
AS17 VBATT_PA - Main Power Supply (RF Section) Power
AS19 VBATT_PA - Main Power Supply (RF Section) Power
AT18 VBATT_PA - Main Power Supply (RF Section) Power
AU17 VBATT_PA - Main Power Supply (RF Section) Power
AU19 VBATT_PA - Main Power Supply (RF Section) Power
AT20 VBATT_PA - Main Power Supply (RF Section) Power
A0 GND - Ground
N0 GND Ground
R0 GND - Ground
T0 GND - Ground
V0 GND - Ground
X0 GND - Ground