Figure 16.
Hyperbus, eMMC and SD card reader
GND
GND
Hyperbus
PD9
R75
0R
3.3V_SR
3.3V_HB
3.3V_HB
3.3V_HB
3.3V_HB
3.3V_SR
R82
0R
3.3V_mem
3.3V_mem
3.3V_mem
R88
DNM
R87
1K
C119
1nF
GND
GND
GND
CLK_eMM
D0_SD
D2_SD
D1_SD
D3_SD
U15
IS21ES08G-JCLI
NC
A1
NC
A2
DAT0
A3
DAT1
A4
DAT2
A5
VSS
A6
NC
A7
NC
A8
NC
A9
NC
A10
NC
A11
NC
A12
NC
A13
NC
A14
NC
B1
DAT3
B2
DAT4
B3
DAT5
B4
DAT6
B5
DAT7
B6
NC
B7
NC
B8
NC
B9
NC
B10
NC
B11
NC
B12
NC
B13
NC
B14
NC
C1
VDD
C2
NC
C3
VSS
C4
NC
C5
VCC
C6
NC
C7
NC
C8
NC
C9
NC
C10
NC
C11
NC
C12
NC
C13
NC
C14
NC
D1
NC
D2
NC
D3
NC
D4
NC
D12
NC
D13
NC
D14
NC
E1
NC
E2
NC
E3
NC
E5
VCC
E6
VSS
E7
NC
E8
NC
E9
NC
E10
NC
E12
NC
E13
NC
E14
NC
F1
NC
F2
NC
F3
VCC
F5
NC
F10
NC
F12
NC
F13
NC
F14
NC
G1
NC
G2
NC
G3
NC
G10
NC
G12
NC
G13
NC
G14
VSS
G5
NC
H1
NC
H2
NC
H3
NC
H12
NC
H13
NC
H14
DS
H5
VSS
H10
NC
J1
NC
J2
NC
J3
NC
J12
NC
J13
NC
J14
VSS
J5
VCC
J10
NC
K1
NC
K2
NC
K3
RST_n
K5
NC
K6
NC
K7
VSS
K8
VCC
K9
NC
K10
NC
K12
NC
K13
NC
K14
NC
L1
NC
L2
NC
L3
NC
L12
NC
L13
NC
L14
NC
M1
NC
M2
NC
M3
VCC
M4
CMD
M5
CLK
M6
NC
M7
NC
M8
NC
M9
NC
M10
NC
M11
NC
M12
NC
M13
NC
M14
NC
N1
VSS
N2
NC
N3
VCC
N4
VSS
N5
NC
N6
NC
N7
NC
N8
NC
N9
NC
N10
NC
N11
NC
N12
NC
N13
NC
N14
NC
P1
NC
P2
VCC
P3
VSS
P4
VSS
P6
VCC
P5
NC
P7
NC
P8
NC
P9
NC
P10
NC
P11
NC
P12
NC
P13
NC
P14
D0_eMM
PJ12
D3_eMM
D2_eMM
D1_eMM
PJ10
PJ9
PJ11
C114
100nF
50V
GND
VCC 3.3
PORST
D0_SD
C117
1uF
50V
U16
STMPS2151MTR
IN1
2
IN2
3
EN
4
FAULT
5
GND
1
OUT1
6
OUT2
7
OUT3
8
J30
STRIP3PMD-2MM
1
2
3
U18
1775059-1
DAT2
9
DAT3
1
CMD
2
C/D
10
VSS1
3
VDD
4
CLK
5
VSS2
6
DAT0
7
DAT1
8
W/P
12
GND
14
GND
13
SW
11
3.3V_SDMMC
J32
STRIP3PMD-2MM
1
2
3
J35
STRIP3PMD-2MM
1
2
3
GND
C145
1uF
16V
C144
1uF
16V
3.3V_HB
GND
DATA1
DATA0
GND
DATA3
DATA2
R86
0R
GND
C116
100nF
50V
LEGEND
NORMAL TRACE
50 OHM TRACE
50 OHM SAME LENGHT TRACE
SAME LENGHT TRACE with toll
PA15
GND
clk
dqs
U14A
NC7WZU04P6X
1
6
5
2
C115
100nF
50V
GND
eMMC
50ohm TRACE
NORMAL TRACE
LEGEND
50ohm SAME LENGHT TRACE with toll
50ohm SAME LENGHT TRACE
PB8
SD Card Reader
PF9
PF1
1
PF10
PF12
CLK
FBCLK
3.3V_HB
CMD
PF11
PF10
PF9
J26
STRIP3PMD-2MM
1
2
3
PF12
PIN shared between eMMC & SD Card Reader
PB8
PJ3-EVTO
PA3
PD8
PF6
PORST
GND
PF7
csn
PF8
R79
0R
R76
0R
PM0
PM2
GPIO194
GPIO192
GPIO174
PK14
J33
STRIP3PMD-2MM
1
2
3
J28
STRIP3PMD-2MM
1
2
3
J36
STRIP3PMD-2MM
1
2
3
CMD_eMM
FBCLK_eMM
IC1D
CD74AC32M
12
13
11
14
7
FBCLK_SD
CMD_SD
CS1
CS1
R85
DNM
IC1C
CD74AC32M
9
10
8
14
7
PJ4
PH5
CS2
PH6
CS2
PJ2
PJ1
PJ0
D1_SD
D3_SD
D2_SD
C118
100nF
50V
3.3V_SDMMC
0R
0R
D2_eMM
D1_eMM
D0_eMM
D3_eMM
GND
CS1
GND
CS2
R83
0R
CLK_SD
R84
0R
GND
CLK_eMM
CLK_SD
10K
CMD_eMM
FBCLK_eMM
CMD_SD
FBCLK_SD
GND
TP25
TP26
TP15
D0_HB
close the HB_
tranceiver
R89
DNM
TP16
D1_HB
TP17
D2_HB
TP18
D3_HB
TP19
D4_HB
TP21
TP20
D6_HB
D5_HB
TP22
D7_HB
PD8
PA3
PF6
TP23
TP14
RWDS_HB
CK_HB
PF8
PF7
CMD_eMMC
TP24
IC1A
CD74AC32M
1
2
3
14
7
U17
EMIF06-MSD02N16
DAT2_IN
3
DAT3_IN
4
CMD_IN
5
CLK_IN
6
DAT0_IN
7
DAT1_IN
8
RDAT3_GND
2
EXP_PAD
17
RDATA_VCC
16
VCC
15
DAT2_EX
14
DAT3_EX
13
CMD_EX
12
CLK_EX
11
DAT0_EX
10
DAT1_EX
9
WP_CD
1
IC1B
CD74AC32M
4
5
6
14
7
U13
S71KL256SC0BHB000
NC
A1
RSTO#
A2
CS2#
A3
RESET#
A4
INT#
A5
CK#
B1
CK
B2
VSS
B3
VCC
B4
RFU
B5
VSSQ
C1
CS1#
C2
R
WDS
C3
DQ2
C4
RFU
C5
VCCQ
D1
DQ1
D2
DQ0
D3
DQ3
D4
DQ4
D5
DQ7
E1
DQ6
E2
DQ5
E3
VCCQ
E4
VSSQ
E5
3.3V_HB
GND
R80 0R
R78 0R
R81
DNM
R77
DNM
UM2725
-
Rev 1
page 32/38
UM2725
Schematic
