MRF89XA-I/MQ Microchip Technology, MRF89XA-I/MQ Datasheet - Page 33

• 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

2.14.2
REGISTER 2-2:
TABLE 2-7:
© 2010 Microchip Technology Inc.
bit 7
R = Readable bit
-n = Value at POR
r = Reserved
bit 7-6
bit 5
bit 4-3
bit 2
bit 1-0
Continuous
(default mode)
Buffer
Packet
Data Operation
Note 1: The combination of DMODE1:DMODE0 selects the data operation mode. See Table 2-7 for the available
R/W-1
Mode
MODSEL<1:0>
DATA AND MODULATION
CONFIGURATION REGISTER
DETAILS
data operation mode settings.
MODSEL<1:0>: Modulation Type Selection bits
These bits set the type of modulation to be used in Sub-GHz range.
11 = Reserved
10 = FSK (default)
01 = OOK
00 = Reserved
DMODE0: Data Mode 0 bit
Setting this bit selects the data operational mode as LSB. Use this bit with DMODE1 to select the
operational mode.
0 = Default
OOKTYP<1:0>: OOK Demodulator Threshold Type bits
The combination of these bits selects the Demodulator Threshold Type for operation.
11 = Reserved
10 = Average Mode
01 = Peak Mode (default)
00 = Fixed threshold mode
DMODE1: Data Mode 1 bit
Setting this bit selects the data operational mode as MSB. Use this bit with DMODE0 to select the
operational mode.
0 = Default
IFGAIN<1:0>: IF Gain bits.
Selects gain on the IF chain.
11 = -13.5 dB
10 = -9 dB
01 = -4.5 dB
00 = 0 dB (maximal gain) (default)
DATA OPERATION MODE
SETTINGS
R/W-0
DMODE1
DMODREG: DATA AND MODULATION CONFIGURATION REGISTER
(ADDRESS:0X01) (POR:0X88)
0
0
1
W = Writable bit
‘1’ = Bit is set
DMODE0
R/W-0
x (x = 0/1)
DMODE0
(1)
(1)
0
1
R/W-0
Preliminary
OOKTYP<1:0>
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
R/W-1
DMODE1
R/W-0
x = Bit is unknown
MRF89XA
R/W-0
IFGAIN<1:0>
DS70622B-page 33
R/W-0
bit 0