Schematics
5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
85.NFC_PN557
VSYS
7,8,9 ,12,1 4,36 ,37,4 0,41 ,42,4 3,47 ,48,68,78 ,85
VSI M1_P MU
2,8,4 5
VIO 18_ PMU2 ,3,6,8 ,10,1 4,15 ,36,3 7,43 ,44,4 5,47,48,5 8,68,84,85
NFC_ SIMV DD1
45
VDD D
85
VSYS
7,8,9 ,12,1 4,36 ,37,4 0,41 ,42,4 3,47 ,48,68,78 ,85
VDD D
85
SRC LKE NAI
4
NFC_ DW L_R EQ 4
SDA 3
4,14
SCL 3
4,14
EINT _NFC _IR Q3
RX_ 1
85
NFC_ SW IO1
45
PMIC _CL K_NF C
9
NFC_ ENAB LE
4
RX_ 2
85
RX_ 2
85
RX_ 1
85
VIO 18_ PMU
2,3,6 ,8,10 ,14,1 5,36 ,37,4 3,44 ,45,4 7,48,58,6 8,84,85
Size
DES IGNER:
Shee t of
DOC UMENT NO .:
DEP ART MENT:
D
85 48
V10
85_NFC
Friday, F ebruary 1 1, 20 22
WI NGTECH-SH YL
Design Name
Size
DES IGNER:
Shee t of
DOC UMENT NO .:
DEP ART MENT:
D
85 48
V10
85_NFC
Friday, F ebruary 1 1, 20 22
WI NGTECH-SH YL
Design Name
Size
DES IGNER:
Shee t of
DOC UMENT NO .:
DEP ART MENT:
D
85 48
V10
85_NFC
Friday, F ebruary 1 1, 20 22
WI NGTECH-SH YL
Design Name
R85 09
NF_1 K
1 2
C85 24
NF_1 0PF ;5%;5 0V;0 201
L85 07 16 0nH
C79 16
680 pF;5 %;50 V;02 01
C85 80
1.0UF
C85 76
1.0UF
U850 7
PN55 7A1 EV/C 101
WKUP_REQ
A1
NFC_GPIO_ 7
A2
SIM_SWI O_1
A3
VDD_SI M_PMU_1
A4
VDD_SI M_1
A5
SIM_SWI O_2
A6
VDD_SI M_PMU_2
A7
VDD_SI M_2
A8
CLK_REQ
B1
NFC_GPIO_ 1
B2
SIM_IO_P ULLDOWN_1
B3
NC1
B4
NC2
B5
SIM_IO_P ULLDOWN_2
B6
IC1
B7
IC2
B8
VSS_PAD
C1
NFC_GPIO_ 0
C2
HIF1
C3
NC3
C4
NC4
C5
VSSD
C6
VDDD
C7
NFC_CLK_XTAL1
C8
HIF2
D1
VDD_PAD
D2
DWL_REQ
D3
NC5
D4
NC6
D5
VDD_HF
D6
VDDA
D7
XTAL2
D8
HIF3
E1
HIF4
E2
IRQ
E3
NC7
E4
NC8
E5
NC9
E6
ANT2
E7
VBAT
E8
NFC_GPIO_ 6
F1
NFC_GPIO_ 3
F2
NFC_GPIO_ 2
F3
NC10
F4
NC11
F5
NC12
F6
ANT1
F7
TX_PW R_REQ
F8
VDD_GPI O
G1
NFC_GPIO_ 5
G2
VSSA1
G3
NC13
G4
VSSA2
G5
VSSA3
G6
VDD_TX
G7
TX1
G8
VEN
H1
NFC_GPIO_ 4
H2
VDD_UP
H3
VDD_MID
H4
RXP
H5
RXN
H6
TX2
H7
VSS_TX
H8
C85 23 1 00p F;5% ;50V ;0201
C85 81
2.2uF ;20% ;6.3V ;020 1
J85 01
27-4 20A -001 0
1
2
C85 03
1.0UF
R85 10
NF_1 K
1 2
C85 17
220 pF
J85 00
27-4 20A -001 0
1
2
R85 15
0
1 2
C85 18
12p F;5% ;50V ;020 1
L85 03 160 nH
C85 75
1.0UF
C85 38
4.7uF
C85 82 1 00p F;5% ;50V ;0201
C85 26 1 000 pF
R85 03
0
1 2
TP7 901
TP-0 .3MM
1
R86 07
1K
1 2
C85 27 10 00p F
TP7 902
TP-0 .3MM
1
C85 04 1.0 UF;20 %;6.3 V;02 01
C79 19
680 pF;5 %;50 V;02 01
R85 01
1K
1 2
C86 20
NF_1 2pF ;5%;5 0V;0 201
R86 08
NF
1 2
R84 16
0
1 2
C85 77
2.2uF ;20% ;6.3V ;020 1
C85 74
0.1uF
C85 72
4.7uF
R86 06
1K/D NI
12
C86 22
220 pF
C85 73
0.1uF
TP8 503
TP-0 .3MM
1
C85 83
NF_1 2pF ;5%;5 0V;0 201
C85 78
2.2uF ;20% ;10V ;020 1
C86 21
12p F;5% ;50V ;020 1
TVS 850 2
NF_P ESD UC2X D18 VB
N1
1
N2
2
TVS 850 1
NF_P ESD UC2X D18 VB
N1
1
N2
2
R85 14
1K/D NI
12
C85 79
2.2uF ;20% ;10V ;020 1