UM960L User Manual
UC-00-M48 EN R1.1
Hardware Design
11
3
Hardware Design
3.1
Recommended Minimal Design
UM982
ANT
HOST
UM960L
3.3V
VCC
V_BCKP
ANT_BIAS
ANT_IN
TXD
RXD
RESET_N
GND
GND
L1
C1
C2
C3
BIF
BIF
3.3V
R1
R1
TXD (UART)
RXD (UART)
IO
Figure 3-1 UM960L Minimal Design
Remarks:
L1: 68 nH RF inductor in 0603 package is recommended
C1: 100 nF + 100 pF capacitors connected in parallel is recommended
C2: 100 pF capacitor is recommended
C3: n ×
10 μF + 1 ×
100 nF capacitors connected in parallel is recommended, and
the total inductance should be no less than 30 μF
R1: 10 kΩ resistor is recommended
