Measurement results show that EFR32 MG13 complies with EN300 328 category1 blocking requirements with good margin in 802.15.4 OQPSK DSSS mode (ZigBee PHY).

The blocking test has been performed as per chapter 5.4.11.2.1.

DUT:

RFIC:                   EFR32 MG13

Board:                  BRD4158A revA01 2.4 GHz/915 MHz

DUT Configuration:

SDK:                     Flex 1.1.0.0

RAIL:                    RAIL 1.5.1.7

App:                      RAILTest 1.5.1

RAILtest Commands:

reset

rx 0

config2pGHz802154

rx 1

This command set configures the part to the 802.15.4 OQPSK DSSS  ZigBee PHY. 

Payload length is 16 bytes.

Signal generators:

ZigBee packet:                  Agilent E4432B

Blocker:                             HP 8665B

Measurement results

Conducted PER curve

1% PER Sensitivity:                         -101 dBm

10% PER Sensitivity:                       -102.5 dBm

Conducted Blocking at various channels

Desired signal power level is set to (1% PER sensitivity  + 6 dB) = -95 dBm.

f_Channel11:                    2405 MHz

f_Channel18:                    2440 MHz

f_Channel26:                    2480 MHz