MAX7031 データシートの表示（PDF） - Maxim Integrated

部品番号

コンポーネント説明

メーカー

MAX7031

Low-Cost, 308MHz, 315MHz, and 433.92MHz FSK Transceiver with Fractional-N PLL

Maxim Integrated 

Low-Cost, 308MHz, 315MHz, and 433.92MHz

FSK Transceiver with Fractional-N PLL

Functional Diagram

LNAOUT MIXIN+ MIXIN-

9

10 11

MIXOUT IFIN+ IFIN-

12

14

13

LNAIN 7

LNA

LNASRC 8

XTAL1 31

XTAL2 32

CRYSTAL

OSCILLATOR

HVIN 27

AVDD 6

3.0V

REGULATOR

EXPOSED

PAD

RX

FREQUENCY

DIVIDER

PHASE

DETECTOR

0°

Σ

90°

I

Q RX VCO

IF LIMITING

AMPS

FSK

DEMODULATOR

RSSI

100kΩ

100kΩ

TX

FREQUENCY

DIVIDER

DATA FILTER

20 DF

19 OP+

21 RSSI

18 DS+

15 PDMIN

CHARGE

PUMP

LOOP FILTER

TX VCO

∆Σ

MODULATOR

16 PDMAX

17 DS-

RX

DATA

MAX7031

PA

DIGITAL LOGIC

30 AGC0

29 AGC1

28 AUTOCAL

24 DATA

2

ROUT

1

PAVDD

5

3

PAOUT TX/RX1

4

TX/RX2

22 26

23

T/R DVDD ENABLE

18 ______________________________________________________________________________________

Share Link: