AS3901 데이터 시트보기 (PDF) - austriamicrosystems AG

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AS3901

ISM 433/315 MHz FSK/ASK Transmitter

austriamicrosystems AG 

ISM 433/315 MHz FSK/ASK Transmitter – Data Sheet

AS3901

4 Application Schematic

STDBY

CLK

DATA

TX

VDD

C3

100N

U1

1 STDBY

2 CLK

3 DATA

4 TX/ASK

5 GND

6 VDD

7 XTAL2

NRESET 14

GNDRF 13

ANT1 12

ANT2 11

VDDRF 10

433 9

XTAL1 8

NRES

443_315

AS3901

U2

13.56MHZ

C2

C1

10P

10P

VDD

A1

C5

3P

LOOP

ANTENNA

C4

100P

Figure 4:

Basic application schematic of the AS3901.

Figure 5:

Pull Up characteristics for the TX/ASK pin.

Rev. 6, August 2000

Page 14 of 18

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