9.3.1 General RF Specifications

The following table provides the ATSAMR30M18A general RF specifications.

Test Conditions (unless otherwise stated):

VDD = 3.3V, fRF = 914 MHz, TOP = +25°C

Table 9-3. General RF Specifications
SymbolParameterConditionMin.Typ.Max.Unit
fRFFrequency rangeAs specified in [1]868.3914924MHz
1 MHz spacing769— 935MHz
100 kHz spacing857.0 —882.5MHz
100 kHz spacing902.0— 928.5MHz
fCHChannel spacing

As specified in [1]

except CHANNEL = 0

— 2— MHz
1 MHz spacing —1000— kHz
100 kHz spacing— 100— kHz
fCHIPChip rateBPSK as specified in [1](1)— 300 —kchip/s
BPSK as specified in [1](2) —600 —kchip/s
O-QPSK as specified in [2](1) —400— kchip/s
O-QPSK as specified in [2], [3](2) —1000— kchip/s
fHDRHeader bit rate (SHR, PHR)BPSK as specified in [1](1)— 20— kb/s
BPSK as specified in [1](2) —40— kb/s
O-QPSK as specified in [2](1) —100 —kb/s
O-QPSK as specified in [2], [3](2) —250— kb/s
fPSDUPSDU bit rateBPSK as specified in [1](1)— 20 —kb/s
BPSK as specified in [1](2)— 40— kb/s
O-QPSK as specified in [2](1)— 100— kb/s
O-QPSK as specified in [2], [3](2)— 250— kb/s
OQPSK_DATA_RATE = 1(1)— 200— kb/s
OQPSK_DATA_RATE = 2(1) —400— kb/s
OQPSK_DATA_RATE = 1(2)— 500— kb/s
OQPSK_DATA_RATE = 2(2)— 1000— kb/s
fCLKCrystal oscillator frequencyReference oscillator— 16— MHz
fSRD

Symbol rate deviation

Reference frequency accuracy for correct functionality

PSDU bit rate— — — —
20/40/100/250 kb/s-60(3)— +60ppm
200/400/500/1000 kb/s-40— +40ppm
  1. TRX_CTRL_2.SUB_MODE = 0
  2. TRX_CTRL_2.SUB_MODE = 1
  3. A reference frequency accuracy of ±40 ppm is required by [1], [2], [3], [4].