HD3SS2522 Datasheet, PDF (14/25 Pages) Texas Instruments – USB Type-C SS MUX

HD3SS2522
SLLSEM6B – APRIL 2015 – REVISED AUGUST 2015
3P3V_VCC
Place near the part
C1
0.1uF
C2
0.1uF
C3
0.1uF
10V
10V
C4
0.1uF
C5
0.1uF
3P3V_VCC
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Connect to
USB3 Host
USB3_TX0N
USB3_TX0P
USB3_RX0N
USB3_RX0P
U1
2
3
A0P
A0N
5
6 ^A1P
A1N
3P3V
Add headers
for field
upgradability
GPIO1
GPIO2
SYS_COM_REQ
R10
100K
3P3V
3P3V
Optional LED
for debug
purposes
R9
660R
LED
Green
D3
MODE_LED
11 _{CC_OUT}
18 _{CC_IN}
12
CC_SEL_IN
19 _{CC_SEL_OUT}
15
28
29
25
MODE_LED
GPIO1
GPIO2
SYS_COM_REQ
RST
30
Resets CC Control
logic
RST
VBUS
TypeC Connector Pin Mapping
J3
A4
VBUS1 _A9
VBUS2 _B4
C8
VBUS3 _B9
10uF
GND A1 B12 GND
SSTXP1
SSTXP2
A2
B11
SSRXP1
SSRXP2
VBUS4
CC1
CC2
A5
B5
A8
SBU1 _B8
CC1
CC2
CSBU1
CSBU2
SSTXN1
SSTXN2
A3
B10
SSRXN1
SSRXN2
SBU2
DN1
A7
A6
USB2_N0
USB2_P0
VBUS A4 B9 VBUS
DP1
B6
DP2 _B7
CC1 A5 B8 SBU2
DN2
SSTXP1
A2
A3
CTX1P
CTX1N
DP1 A6 B7 DN2
SSTXN1
A11
CRX2P
DN1 A7 B6 DP2
SSRXP2 _A10
SSRXN2
SSTXP2
B2
B3
CRX2N
CTX2N
CTX2P
SBU1 A8 B5 CC2
8
SSTXN2
7 ^Shield8
B11
CRX1P
6 ^{Shield7 SSRXP1} B10
CRX1N
VBUS A9 B4 VBUS
5
4
Shield6 SSRXN1
Shield5
A1
3 ^{Shield4 GND0} A12
SSRXN2
SSRXN1
A10
B3 SSTXN2
SSTXN1
2
1
Shield3
Shield2
Shield1
GND1
GND2
B1
B12
GND3
SSRXP2
SSRXP1
A11
B2 SSTXP2
SSTXP1
USB_TypeC_Receptacle_
GND A12 B1 GND
B0P
B0N
48
47
44
C0P ₄₃
C0N
CTX2P
CTX2N
CTX1N
CTX1P
Connect to
Type C USB3
TX/RX pins
B1P
46
45
B1N
C1P
C1N
42
41
SS_SEL SS_SEL_IN ⁷
20
SS_SEL_OUT
35
CC2
CC1 ³⁷
CC_OE#_IN
9
8
SS_OE#_IN
CC_OE#_OUT/VConnEnPol
SS_OE#_OUT/VBUSEnPol
32
34
IMODE1
26
27
IMODE2
VBUS_EN ²¹
VCTRL1#
VCTRL2#
22
23
17
VCONN_FAULT# ₁₆
VBUS_FAULT#
PAD ⁵⁷
CRX2P
CRX2N
CRX1P
CRX1N
SS_SEL
3P3V
CC2
CC1
CC_OE#
SS_OE#
R8
R7
R13
R14
Connect to
Type C CC pins3P3V
and VCONN
switch
100K
100K
NC, 100K
NC, 100K
Configured for
Active Low
Vconn_EN and
VBUS_EN
IMODE1
IMODE2
ID
VCTRL1#
VCTRL2#
VCONN_FAULT#
VBUS_FAULT#
Pull-up or pull-down
resistor based upon
current configuration
Connect to VBUS
switch control signal
Connect to VCONN
switch control signal
Connect to Vconn/VBUS switch
for fault condition detection
HD3SS2522
14
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Figure 4. Example Schematics With a Type-C Receptacle
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