MAS6179 Просмотр технического описания (PDF) - Micro Analog systems

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Компоненты Описание

производитель

MAS6179

AM Receiver IC

Micro Analog systems 

DA6179.000

22 January, 2007

TYPICAL APPLICATION

X3

X2

X1

Note 5

LANT

CANT1

Ferrite

Antenna

CANT3

CANT2

VDD

QO3 QO2 QO1

RFIP VDD

RFIM

AGC Amplifier

Note 1

Note 4

Optional

Control

for AGC on/hold

QI

AON

Demodulator

&

OUT

Comparator

Receiver

Output

RFI2

Power Supply/Biasing

RFI3

VDD VSS PDN1 PDN2 AGC DEC

VBATTERY

CAGC

10 µF

CDEC

47 nF OR

Power Down /

Note 3 Fast Startup /

VDD

VDD

Frequency Selection Note 2

AGC DEC

+

CAGC

10 µF

Note 2

CDEC

47 nF

Figure 1. Application circuit of tri band receiver MAS6179.

X3

40.003 kHz

X2

60.003 kHz

X1

77.503 kHz

Note 5

LANT

2.74 mH

CANT1

1.5 nF

Ferrite

Antenna

CANT3

1.0 nF

CANT2

3.3 nF

VDD

QO3 QO2 QO1

RFIP VDD

RFIM

AGC Amplifier

Note 1

Note 4

Optional

Control

for AGC on/hold

QI

AON

Demodulator

&

OUT

Comparator

Receiver

Output

RFI2

Power Supply/Biasing

RFI3

VDD VSS PDN1 PDN2 AGC DEC

VBATTERY

CAGC

10 µF

CDEC

47 nF OR

Power Down /

Note 3 Fast Startup /

VDD VDD

Frequency Selection Note 2

AGC DEC

+

CAGC

10 µF

Note 2

CDEC

47 nF

Figure 2. Example circuit of tri band receiver MAS6179 for DCF77/MSF/WWVB/JJY frequencies.

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