W55MID50 Datasheet, PDF (9/12 Pages) Winbond – WINBOND MFID READER

W55MID50
3.4 Application Schematic
* FOR FCC SOLUTION
100p 100p 100p
D0
D1
D2
D3
Y1
13.56MHz
CMD
CLK
C12
10p
C13
10p
TIN
RES
4
3
2
1
5
U1
D0
DDD123
XIN
6 _XOUT
8
9
CMD
CLK
VDD
VSS
TXVDD
TXVSS
COIL
ENV
RXVDD
RXVSS
10
7
20
19
18
1153
14
VDD
VSS
TXVDD
VCSOSIL
ENV
RXVDD
VSS
17
16
TAGIN
/RESET
NC
NC
11
12
W55MID50
* FOR FCC SOLUTION
COIL
1u
10p
C5
ENV
750p
R1
270K
C1
0.1u
C23
0.1u
L1
4.7u
C24 C2
0.1u 30p
LPF
C4
27p
> 20 Volts
PCB ANTENNA
W55MID10.R2
C3
D2
250p
C1
D11N4148
68p
1N4148
10p
* FOR FCC SOLUTION
D3
D2
DD10
CMD
CLK
TIN
RES
VVSDSD
S1
JP2
1
2
3
4
5
67
8
9
10
11
12
CON12
+ C1060u
C11
0.1u
VSS
VDD
C15
47u +
L3
1u (FB)
TXVDD
C16 C18
0.1u 0.1u
+ C471u7
VDD
C19
47u +
L5
1u (FB)
RXVDD
C20 C22
0.1u 0.1u
+ C472u1
WHS-55MID50V0.4PC
3.4 FAQ
Q. What "MFID" means?
A. "MFID" Magnetic Field Identification, which is a Nuvoton contactless identification chip product series.
There are many application, architecture, and circuit design patented by Nuvoton.
Q. What different between W55MID15 and W55MID35?
A. W55MID15 is a single-tag application without "Anti-collision" algorithm build-in. W55MID35 is a
multi-tag
application with "Anti-collision" algorithm build-in.
Q. What is the operating frequency?
A. Both W55MID15 and W55MID35 are operating on 13.553 MHz ~ 13.567 MHz ISM.
Q. Does W55MID50 Reader IC pass FCC compliance testing?
A. W55MID50 pass FCC compliance test of Section 15.209 and Section 15.225.
Q. How are W55MID15 and W55MID35 IDs generated?
A. W55MID15 and W55MID35 IDs are generated by manufacturing bonding option of pads RS0 ~ RS4.
Q. How many W55MID15 and W55MID35 IDs are generated?
A. There are total 243 bonding option IDs for W55MID15 and W55MID35.
Q. How are W55MID15 and W55MID35 IDs read?
Nuvoton Technology Corp.,
9
Revision: A7.0
Publish Date: May 2016