mrf89xa Microchip Technology Inc., mrf89xa Datasheet - Page 113

• Manufacturer Part Number: mrf89xa
• Description: Ultra-low Power, Integrated Ism Band Sub-ghz Transceiver
• Manufacturer: Microchip Technology Inc.

5.3.2
FIGURE 5-2:
© 2010 Microchip Technology Inc.
16 mA typ. @1 dBm
1.3 mA typ.
100 nA typ.
MRF89XA
65 µA typ.
Note 1:
OPTIMIZED TRANSMIT CYCLE
IDDFS
IDDST
IDDSL
IDDT
IDD
TSFS time can be improved by using the external lock detector pin as an external interrupt trigger.
OPTIMIZED TX CYCLE
TSOSC
Set MRF89XA in Stand-by mode
Wait for OSC settling
Wait
TSFS
Wait
Set MRF89XA in FS mode
Wait for PLL settling
TSTR
Preliminary
Wait
Set MRF89XA in TX mode
Packet mode starts its operation
Time
TX
Data transmission can start in
Continuous and Buffered
modes
MRF89XA
MRF89XA can be put in
Any other mode
DS70622B-page 113