Product Info

LTE Standard Module Series
EC21 Hardware Design
EC21_Hardware_Design 74 / 120
WCDMA B2 1850~1910 1930~1990 MHz
WCDMA B4 1710~1755 2110~2155 MHz
WCDMA B5 824~849 869~894 MHz
WCDMA B8 880~915 925~960 MHz
LTE-FDD B1 1920~1980 2110~2170 MHz
LTE-FDD B2 1850~1910 1930~1990 MHz
LTE-FDD B3 1710~1785 1805~1880 MHz
LTE-FDD B4 1710~1755 2110~2155 MHz
LTE-FDD B5 824~849 869~894 MHz
LTE-FDD B7 2500~2570 2620~2690 MHz
LTE-FDD B8 880~915 925~960 MHz
LTE-FDD B12 699~716 729~746 MHz
LTE-FDD B13 777~787 746~756 MHz
LTE-FDD B18 815~830 860~875 MHz
LTE-FDD B19 830~845 875~890 MHz
LTE-FDD B20 832~862 791~821 MHz
LTE-FDD B26 814~849 859~894 MHz
LTE-FDD B28 703~748 758~803 MHz
LTE-TDD B40 2300~2400 2300~2400 MHz
5.1.3. Reference Design of RF Antenna Interface
A reference design of ANT_MAIN and ANT_DIV antenna pads is shown as below. A π-type matching
circuit should be reserved for better RF performance. The capacitors are not mounted by default.