mfrc52301hn1-trayb NXP Semiconductors, mfrc52301hn1-trayb Datasheet - Page 27

• Manufacturer Part Number: mfrc52301hn1-trayb
• Description: Contactless Reader Ic
• Manufacturer: NXP Semiconductors

Fig 21. Overview of MFIN and MFOUT signal routing
DIGITAL MODULE
TX bit stream
RX bit stream
MFRC523
MANCHESTER
DECODER
Remark: Pins MFIN and MFOUT have a dedicated supply on pin SVDD with the ground on pin PVSS.
MILLER
CODER
Sel[1:0]
UART
0
1
2
3
LOW
Manchester with subcarrier
internal modulated
NRZ coding without subcarrier (> 106 kBd)
RX serial data stream
TX serial data stream
internal envelope
reserved
test bus
3-state
HIGH
LOW
0
1
2
3
4
5
6
7
MFOutSel[3:0]
DEMODULATOR
SUBCARRIER
MFOUT
MFIN
envelope from pin MFIN
internal envelope
3-state
HIGH
0
1
2
3
DRIVER
Sel[1:0]
MODULATOR
DEMODULATOR
ANALOG MODULE
MFRC523
DRIVER
001aal161
TX2
TX1
RX