MRF89XA-I/MQ Microchip Technology, MRF89XA-I/MQ Datasheet - Page 45

• Manufacturer Part Number: MRF89XA-I/MQ
• Description: TXRX ISM SUB-GHZ ULP 32QFN
• Manufacturer: Microchip Technology

Specifications of MRF89XA-I/MQ

• Package / Case: 32-WFQFN Exposed Pad
• Frequency: 863MHz ~ 870MHz, 902MHz ~ 928MHz, 950MHz ~ 960MHz
• Data Rate - Maximum: 200kbps
• Modulation Or Protocol: FSK, OOK
• Applications: ISM
• Power - Output: 12.5dBm
• Sensitivity: -113dBm
• Voltage - Supply: 2.1 V ~ 3.6 V
• Current - Receiving: 3mA
• Current - Transmitting: 25mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Operating Temperature: -40°C ~ 85°C
• Number Of Receivers: 1
• Number Of Transmitters: 1
• Wireless Frequency: 863 MHz to 870 MHz, 902 MHz to 928 MHz, 950 MHz to 960 MHz
• Interface Type: SPI
• Noise Figure: - 112 dBc
• Output Power: - 8.5 dBm, + 12.5 dBm
• Operating Supply Voltage: 2.1 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Maximum Data Rate: 256 Kbps
• Maximum Supply Current: 25 mA
• Minimum Operating Temperature: - 40 C
• Modulation: FSK
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Memory Size: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

2.16
2.16.1
REGISTER 2-17:
© 2010 Microchip Technology Inc.
bit 7
R = Readable bit
-n = Value at POR
r = Reserved
bit 7-4
bit 3-0
R/W-1
Receiver Configuration Registers
FILTER CONFIGURATION
REGISTER DETAILS
PASFILV<3:0>: Passive Filter Value bits
These bits indicate the typical single sideband bandwidth of the passive low-pass filter.
1111 = 987 kHz
1110 = 676 kHz
1101 = 514 kHz
1100 = 458 kHz
1011 = 414 kHz
1010 = 378 kHz (default)
1001 = 321 kHz
1000 = 262 kHz
0111 = 234 kHz
0110 = 211 kHz
0101 = 184 kHz
0100 = 157 kHz
0011 = 137 kHz
0010 = 109 kHz
0001 = 82 kHz
0000 = 65 kHz
BUTFILV<3:0>: Butterworth Filter Value bits
These bits set the receiver bandwidth both in FSK and OOK mode.
BUTFILV<3:0> = 0011
Where,
BUTFILV is the value in the register
f
f
f
f
c
o
xtal
c
is the center frequency
is the local oscillator frequency
Note:
= f
R/W-0
is the crystal oscillator frequency
o
PASFILV<3:0>
+ 200 kHz * (f
FILCREG: FILTER CONFIGURATION REGISTER (ADDRESS:0x10) (POR:0xA3)
f
c
– f
W = Writable bit
‘1’ = Bit is set
o
= 100 kHz only when f
R/W-1
xtal
MHz/12.8 MHz) * (1 + BUTFILV)/8
f
c
– f
o
= 100 kHz (default)
R/W-0
Preliminary
xtal
= 12.8 MHz.
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
R/W-0
R/W-0
BUTFILV<3:0>
x = Bit is unknown
MRF89XA
R/W-1
DS70622B-page 45
R/W-1
bit 0