AS3901 Просмотр технического описания (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

3 Pin-out Information

Pin # Pin Name

1 STDBY

2 CLK

3 DATA

4 TX/ASK

on/off ASK

5 GND

6 VDD

7 XTAL2

8 XTAL1

9 433/315

Input / Output

Dig. Input, 100 kΩ pull up

Dig. Output

Dig. Input

Dig. Input, 100 kΩ pull up

Power

Power

Analog

Analog

Dig. Input

10 VDDRF

11 ANT2

12 ANT1

13 GNDRF

14 NRESET

Power

Analog open collector output

Analog open collector output

Power

Dig. Output

Description

Power down for all functions

Clock output (CMOS level)

Transmit data input (CMOS level)

Power off for TX (PLL and XTAL working)

ASK modulation

Ground

Positive supply (2.7 V-5.0 V)

XTAL pin2

XTAL pin1

Selects division factors for constant µC

Clock frequency and deviation

Positive supply (2.7 V-5.0 V)

To loop antenna

To loop antenna

Ground

Reset, „L“state resets a microcontroller

Rev. 6, August 2000

Page 13 of 18

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