HD3SS2521 Datasheet, PDF (4/18 Pages) Texas Instruments – DockPort Controller

HD3SS2521
SLAS941A – APRIL 2013 – REVISED MAY 2013
DP_0P
DP_0N
DP_1P
DP_1N
AUX_P
Vcc
AUX_N
PUSH_BUTTON
MST_MODE
17 15 12 10 16
11
9
5
3
4
6
2
18
19 20
HD3SS2521 SS_OE_IN#
B0P
B0N
B1P
DP_2P/SSRXP
DP_2N/SSRXM
A0P
A0N
B1N
DP_3P/SSTXP
A1P
DP_3N/SSTXM _A1N
C0P
C0N
SEL
C1P
C1N
DP_2P
DP_2N
DP_3P
DP_3N
SSRXP
SSRXM
SSTXP
SSTXM
SS_SEL_IN
DP/CONFIG1
DM/CONFIG2
ADP
ADM
SEL
Vcc
HS_OE#
BDP
BDM
CDP
CDM
CONFIG1
CONFIG2
USB2_DP
USB2_DM
HS_SEL_IN
Power Block
HPD_OUT
AUX_N
MST_MODE
PUSH_BUTTON
V_CHARGE(5/12/19.5V)19.5V_SEL
Power Switch
Block
12V_SEL
5V_SEL
HS_SEL_OUT
HPD_OUT
SS_SEL_OUT
AUX_N
DigitalControl
MST_MODE ^Logic
CONFIG1
CONFIG2
PUSH_BUTTON
HPD_IN
CHRG_EN#
FAULT#
HS_OE#_OUT
VCTRL_SEL3
VCTRL_SEL2
VCTRL_SEL1
RST
MODE_LED
CONFIG1
CONFIG2
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MST_HUB
Display
Ports
Upstream
SSRX
Upstream
SSTX
USB3 HUB
DP
Display/
DP HUB
Ethernet
Audio
USB Peripherals
HUB
Upstream
USB2
Vcc
NOTE: Refer to the implementation guide for details on design
considerations and configuration options
Figure 3. DockPort Hub Implementation
4
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