SX1242 查看數據表（PDF） - Semtech Corporation

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SX1242

Low Cost Integrated Transmitter IC 344.940 MHz RF Transmitter

Semtech Corporation 

ADVANCED COMMUNICATIONS & SENSING

SX1242

Integrated Transmitter IC

DATASHEET

Table 5 SX1242 Operating Modes

TX Enable Status Mode

0 (GND)

Sleep

1 (VDD)

Transmit

Enabled Blocks

All blocks are off

The blocks are switched on according to a predefined sequence and

the data is transmitted once the sequence is completed

The behavior of the SX1242 is illustrated in the timing diagram below:

TS_TR

DATA

RFOUT

TX ENABLE

TRANSMIT

SLEEP

Figure 4. SX1242 Timing Diagram(Not to scale)

SX1242, Rev 1, November 2010

©2010 Semtech Corp.

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