MAS9079 View Datasheet(PDF) - Micro Analog systems

Part Name

Description

View to exact match

MAS9079

AM Receiver IC

Micro Analog systems 

DA9079.003

19 May, 2005

TYPICAL APPLICATION

X3

LANT

CANT1

Ferrite

Antenna

CANT3

CANT2

X2

Note 1

X1

Optional

Control

for AGC on/hold

QO3 QO2 QO1

QI

RFI1

AGC Amplifier

AON

Demodulator

&

OUT

Comparator

Receiver

Output

RFI2

RFI3

Power Supply/Biasing

VDD

VBATTERY

VSS PDN1 PDN2

AGC DEC

+

CAGC

CDEC

Figure 1

Power Down / Note 2

Fast Startup /

Frequency Selection

Application circuit of tri band receiver MAS9079

X3

40.003 kHz

X2

60.003kHz

X1

77.503kHz

Optional

Control

for AGC on/hold

LANT

3.07mH

CANT1

1.2nF

Ferrite

Antenna

CANT3

0.91nF

CANT2

3.0nF

QO3 QO2 QO1

QI

RFI1

RFI2

RFI3

AGC Amplifier

Power Supply/Biasing

AON

Demodulator

&

OUT

Comparator

Receiver

Output

Figure 2

VDD

1.4 V

VSS PDN1 PDN2

AGC DEC

+ CAGC

10 µF

CDEC

47 nF

Power Down /

Fast Startup /

Frequency Selection

Example circuit of tri band receiver MAS9079 for DCF77/MSF/WWVB/JJY frequencies

6 (9)

Share Link: