mrf24j40mc Microchip Technology Inc., mrf24j40mc Datasheet - Page 22

• Manufacturer Part Number: mrf24j40mc
• Manufacturer: Microchip Technology Inc.

MRF24J40MC
3.4
The MRF24J40MC module conforms to compliance
levels 1, 2 and 3 in Australia and levels of conformity 1,
2 and 3 in New Zealand as required by notices under:
• Section 182 of the Australian
• Section 407 of the Australian Telecommunications
• Section 134 of the New Zealand
3.4.1
To meet ETSI requirements, the following settings must
be observed by the integrator:
• The MRF24J40MC transmit power setting shall
• Only channels 11 through 25 may be selected
DS75002A-page 22
Radiocommunications Act 1992;
Act 1997; and
Radiocommunications Act 1989.
not exceed 18.5 dBm peak (RFCON3 0x203<7:3>
= 00101) which for ETSI 300 328 requirements
equates to 9.8 dBm average (20 percent duty
cycle). When the MRF24J40MC module is
connected to a 2 dBi antenna, the EIRP is less
than 20 dBm. Refer to
Power
(RFCON0 0x200).
Australia/New Zealand
Settings”.
MRF24J40MC SETTINGS
Section 1.3.4 “Transmit
Preliminary
3.4.2
The maximum gain external antenna should not
exceed 3 dBi to satisfy ETSI EN 300 328 v1.7.1
(2006-10), Maximum e.i.r.p. spectral density limit, Sec-
tion 4.3.2.2, “For wideband modulations other then
FHSS (DSSS, OFDM, etc.), the maximum e.i.r.p. spec-
tral density is limited to 10 mW per MHz.”
3.4.3
Australian Communications and Media Authority –
Radiocommunications
Standard:
http://www.acma.gov.au/WEB/STANDARD/pc=PC_10
0141
EXTERNAL ANTENNA
REQUIREMENTS
HELPFUL WEBSITES
© 2011 Microchip Technology Inc.
(Short
Range
Devices)