TDK5101 데이터 시트보기 (PDF) - Infineon Technologies

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TDK5101

Wireless Components ASK/FSK Transmitter 315 MHz

Infineon Technologies 

TDK 5101

Functional Description

3.4.6 Recommended timing diagrams for ASK- and FSK-Modulation

ASK Modulation using FSKDTA and ASKDTA, PDWN not connected

Modes:

Power Down

PLL Enable

Transmit

High

FSKDTA

Low

Open, High

ASKDTA

Low

to

t

DATA

to

t

min. 1 msec.

Figure 3-6 ASK Modulation

ASK_mod.wmf

FSK Modulation using FSKDTA and ASKDTA, PDWN not connected

Modes:

Power Down

PLL Enable

High

FSKDTA

Low

High

ASKDTA

Low

to

to

min. 1 msec.

Figure 3-7 FSK Modulation

Transmit

DATA

t

t

FSK_mod.wmf

Wireless Components

3 - 12

Specification, October 2002

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