MRF89XA-I/MQ Microchip Technology, MRF89XA-I/MQ Datasheet - Page 27

• 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

Read Byte (after/during RX) - To read bytes from the
FIFO, the timing diagram illustrated in Figure 2-15
should be followed by the
FIGURE 2-15:
© 2010 Microchip Technology Inc.
CSDAT
SCK (In)
SDI (In)
SDO (Out)
Note:
HZ
(input)
(In)
It is recommended to toggle CSDAT back
high between each byte read.
D1(7)
1
x
D1(6) D1(5) D1(4) D1(3) D1(2) D1(1)
READ BYTES SEQUENCE (EXAMPLE DIAGRAM FOR 2 BYTES)
x
2
host microcontroller
x
3
First byte read
4
x
5
x
6
x
.
7
x
Preliminary
D1(0)
8
x
x
HZ
(input)
D2(7)
1
x
D2(6) D2(5) D2(4) D2(3) D2(2) D2(1) D2(0)
2
x
3
x
Second byte read
4
x
5
x
MRF89XA
6
x
7
x
DS70622B-page 27
8
x
HZ
(input)