ADF7021-NDF View Datasheet(PDF) - Analog Devices

Part Name

Description

Manufacturer

ADF7021-NDF

High Performance Narrow-Band Transceiver IC

Analog Devices 

ADF7021-N

TIMING DIAGRAMS

Serial Interface

SCLK

SDATA

DB31 (MSB)

t1

t2

DB30

t3

t4

DB2

DB1

(CONTROL BIT C2)

SLE

t1

t2

SCLK

Figure 2. Serial Interface Timing Diagram

DB0 (LSB)

(CONTROL BIT C1)

t6

t5

SDATA

SLE

REG7 DB0

(CONTROL BIT C1)

t3

SREAD

X

RV16

RV15

RV2

2FSK/3FSK Timing

TxRxCLK

t8

t9

Figure 3. Serial Interface Readback Timing Diagram

±1 × DATA RATE/32

1/DATA RATE

t10

RV1

X

TxRxDATA

TxRxCLK

DATA

Figure 4. TxRxDATA/TxRxCLK Timing Diagram in Receive Mode

1/DATA RATE

TxRxDATA

DATA

FETCH

SAMPLE

Figure 5. TxRxDATA/TxRxCLK Timing Diagram in Transmit Mode

Rev. 0 | Page 12 of 64

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