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SSRX3930

Low Power ISM-Band FM/FSK Receiver IC

Description

The SSRX3930 is a low power 433/868/915 MHz FM/FSK receiver IC which is suitable

for use in the North American 915 MHz and the European 433 and 868 MHz ISM bands.

Features

Integrated VCO with fixed 梅 64 prescaler, phase/frequency detector, and reference

oscillator forming complete phase-locked loop

User selectable FM or FSK output

RSSI output with 70 dB dynamic range

Receiver enable pin for power saving

TQFP-32 package (5mm x 5mm)

Applications

Wireless mouse

Wireless amplifier/ speaker/ earphone/ microphone

Wireless car alarm system

Block Diagram

OSC

RXEN IN

OSC

OUT

DO

VSS4 VCC2 RES

RES

Pin Out Diagram

32

VCC1

1

RXIN

2

31

OSC

30

29

28

27

26

25

IF2DEC

IF2DEC

VCC3

MUTE

RSSI

FMOUT

IF2OUT

QUAD

VCO

PFD

梅 64

24

QUAD

23

IF2

OUT

OUT

RES

RES

VCC2

VSS4

DO

OSCOUT

OSCIN

RXEN

25

26

27

28

29

30

31

32

2

4

2

3

2

2

2

1

2

0

1

9

1

8

1

7

16

15

14

13

12

11

10

9

VSS1

3

LNA

OUT

4

VSS2

5

LNA

BIAS

COMPARATOR/

AUDIO AMP

22

FM

21

RSSI

20

MUTE

IF2IN

VSS5

VREFIF

IF1OUT

IF1DEC

IF1DEC

IFIN

IFIN

MIXER

MIX

6

IN

VSS3

7

MIX

8

OUT

IFAMP

RSSI

DEMOD

LIMITER

19

VCC3

18

IF2

IF2

1

2

3

4

5

6

7

8

DEC

MIXOUT

VSS3

MIXIN

VSS2

LNAOUT

VSS1

RXIN

VCC1

17

DEC

9

IFIN

10

IFIN

11

IF1

DEC

12

IF1

DEC

13

14

15

16

VREF VSS5 IF2

IF1

OUT IF

IN

Rev.2.01 6/26/2003

www.SiliconStandard.com

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SSRX3930相關(guān)型號(hào)PDF文件下載

• 型號(hào)
  版本
  描述
  廠商
  下載
• SSRX3930
  英文版
  LOW POWER ISM BAND FM/FSK RECEIVER IC
  ETC
  SSRX3930
• SSRX3930
  英文版
  LOW POWER ISM BAND FM/FSK RECEIVER IC
  ETC [ETC]
  SSRX3930

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