W55MID50 WINBOND [Winbond], W55MID50 Datasheet - Page 4

• Manufacturer Part Number: W55MID50
• Description: WINBOND MFID READER
• Manufacturer: WINBOND [Winbond]

1.2 W55MID50 Pin Description
Winbond Electronics Corp.
D3
D2
D1
D0
XIN
XOUT
VSS
CMD
CLK
VDD
RX_VDD
RX_VSS
ENV
RESET
TagIn
COIL
TX_VSS
TX_VDD
Symbol
PAD
No.
10
11
12
13
14
15
16
17
18
1
2
3
4
5
6
7
8
9
Power
Power
Power
GND
GND
GND
I/O
I/O
O
O
O
O
O
O
O
I
I
I
I
Data output #3
Data output #2
Data output #1
Data output #0
Connect to external 13.56MHz oscillator
Connect to external 13.56MHz oscillator
Digital power return path
R/W configuration register
Command R-W/ Read data clock
Power path
Power path of Rx
Power return path of Rx
Envelope detector input
Reset
Indication of tag arrival
PA output to connect with PCB antenna
Power return path of PA
Power path of PA
4
Functional Description
W55MID50 Data Sheet
Revision: A3
Publish Date: 2003/3/24