MFRC52201HN1/TRAYBM_10 데이터 시트보기 (PDF) - NXP Semiconductors.

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MFRC52201HN1/TRAYBM_10

Contactless reader IC

NXP Semiconductors. 

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Remark: Pins MFIN and MFOUT have a dedicated supply on pin SVDD with the ground on pin PVSS. If pin MFIN is not

used it must be connected to either pin SVDD or pin PVSS. If pin SVDD is not used it must be connected to either pin

DVDD, pin PVDD or any other voltage supply pin.

MFOUT

TX bit stream

MILLER

CODER

DIGITAL MODULE

MFRC522

3-state 0

LOW 1

HIGH 2

test bus 3

internal envelope 4

TX serial data stream 5

reserved 6

RX serial data stream 7

MFOutSel[3:0]

3-state 0

TX2

internal envelope 1

MODULATOR

DRIVER

envelope from pin MFIN 2

TX1

HIGH

3

DRIVER

Sel[1:0]

ANALOG MODULE

MFRC522

RX bit stream

MANCHESTER

DECODER

0 LOW

SUBCARRIER

DEMODULATOR

1 Manchester with subcarrier

2 internal modulated

UART 3 NRZ coding without subcarrier (> 106 kBd)

Sel[1:0]

DEMODULATOR

RX

MFIN

001aak594

Fig 21. Overview of MFIN and MFOUT signal routing

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