MFRC522_(2007) 데이터 시트보기 (PDF) - NXP Semiconductors.
부품명
상세내역
제조사
MFRC522_ Datasheet PDF : 109 Pages
| |||
NXP Semiconductors
7. Pinning information
7.1 Pinning
MFRC522
Contactless Reader IC
Fig 3. Pinning configuration HVQFN32 (SOT617-1).
7.2 Pin description
112132
Product data sheet
Table 3: Pin description
Symbol
Pin Type
I2C
1
I
PVDD
2
PWR
DVDD
3
PWR
DVSS
4
PWR
PVSS
5
PWR
NRSTPD 6
I
MFIN
MFOUT
SVDD
TVSS
7
8
9
10, 14
I
O
PWR
PWR
Description
I2C enable[2]
Pad power supply
Digital Power Supply
Digital Ground[1]
Pad power supply ground
Not Reset and Power-down: When LOW, internal current
sinks are switched off, the oscillator is inhibited, and the input
pads are disconnected from the outside world. With a positive
edge on this pin the internal reset phase starts.
Mifare Signal Input
Mifare Signal Output
MFIN / MFOUT Pad Power Supply: provides power to for the
MFIN / MFOUT pads
Transmitter Ground: supplies the output stage of TX1 and
TX2
Rev. 3.2 — 22 May 2007
© NXP B.V. 2007. All rights reserved.
7 of 109
Share Link: 