MFRC522 datasheet(6/109 Pages) NXP

tên linh kiện	MFRC522

Giải thích chi tiết về linh kiện	Contactless Reader IC

PDF	109 Pages

Scroll/Zoom	100%

nhà sản xuất	NXP [NXP Semiconductors]

Trang chủ	http://www.nxp.com

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6 / 109 page

112132

Product data sheet

Rev. 3.2 — 22 May 2007

6 of 109

NXP Semiconductors

MFRC522

Contactless Reader IC

Fig 2.

MFRC522 Block diagram

SPI, UART, I2C Interface Control

Control Register Bank

64 Byte FIFO

Serial Data Switch

Parallel/Seriell Converter

Programable Timer

D1 to D7

EA, I2C

SDA

MIFARE Classic Unit

Bit Counter

Parity Generation & Check

Frame Generation & Check

CRC16

Generation & Check

Power Down

Control

Command Register

State Machine

Reset

Control

DVDD

DVSS

NRSTPD

Bit Decoding

Bit Coding

Transmitter Control

TX1

TX2

TVSS

TVDD

FIFO Control

Q-Clock

Generation

Oscillator

OSCIN

OSCOUT

Q-Channel

Amplifier

Q-Channel

Demodulator

I-Channel

Demodulator

A/D Converter

Amplitude

Rating

I-Channel

Amplifier

Reference

Voltage

VMID

Analog Test

MUX and

DAC

AUX1,2

Interrupt Control

Voltage

Monitor

Power On

Detect

IRQ

Clock

Generation,

Filtering and

Distribution

PVDD

PVSS

Random Number Generator

AVDD

AVSS

Temperature

Sensor

MFIN

MFOUT

SVDD

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