EVAL-ADF7021-NDBEZ Analog Devices Inc, EVAL-ADF7021-NDBEZ Datasheet - Page 13

• Manufacturer Part Number: EVAL-ADF7021-NDBEZ
• Description: 426MHz To 429 MHz, External L
• Manufacturer: Analog Devices Inc
• Type: Transceiver, FSKr

Specifications of EVAL-ADF7021-NDBEZ

• Frequency: 420MHz ~ 440MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: ADF7021-N
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: Q5835434A

4FSK Timing
In 4FSK receive mode, MSB/LSB synchronization should be guaranteed by SWD in the receive bit stream.
Tx/Rx MODE
Tx/Rx MODE
TxRxDATA
TxRxDATA
TxRxCLK
TxRxCLK
SLE
SLE
Rx SYMBOL
Tx SYMBOL
MSB
MSB
t
BIT
t
SYMBOL
Rx SYMBOL
Tx SYMBOL
Figure 6. Receive-to-Transmit Timing Diagram in 4FSK Mode
Figure 7. Transmit-to-Receive Timing Diagram in 4FSK Mode
LSB
LSB
Rx SYMBOL
Tx SYMBOL
MSB
MSB
Rx MODE
Tx MODE
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Rx SYMBOL
Tx SYMBOL
LSB
LSB
t
14
t
11
REGISTER 0 WRITE
REGISTER 0 WRITE
t
SWITCH FROM Tx TO Rx
SWITCH FROM Rx TO Tx
15
Tx SYMBOL
MSB
Tx SYMBOL
Rx SYMBOL
t
MSB
t
LSB
BIT
12
t
SYMBOL
Tx MODE
Rx MODE
t
13
Tx SYMBOL
Rx SYMBOL
MSB
LSB
ADF7021-N