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STUSB1602 Folha de dados(PDF) 7 Page - STMicroelectronics

Nome de Peças STUSB1602
Descrição Electrónicos  Power hubs and docking stations
PDF  55 Pages
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Fabricante Electrônico  STMICROELECTRONICS [STMicroelectronics]
Página de início  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STUSB1602 Folha de dados(HTML) 7 Page - STMicroelectronics

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STUSB1602
Inputs/outputs
55
11
MOSI
DO
Master out slave in: serial data
from STUSB1602 to MCU, BMC
decoded from connected CC line
To MCU, ext. pull-up
referenced to MCU Vio
12
NSS
OD
Chip select, open drain active
low to control MCU SPI/MSP
interface
To MCU, ext. pull-up
referenced to MCU Vio
13
ADDR0
DI
I²C device address setting (see
Section 5: I2C interface)
Static
14
MISO
DI
Master in slave out: serial data
from MCU to STUSB1602
encoded in BMC to drive the CC
line
From MCU, ext. pull-up
referenced to MCU Vio
15
TX_EN
DI
TX enable, open drain active
high to drive CC line from the
embedded BMC interface
From MCU, needs to be
maintained low by MCU
or pulled down when
receiving standby
16
SCLK
DO
Serial clock to clock data transfer
between MCU and STUSB1602.
Open drain output pin, needs
external pull-up referenced to
MCU Vio
To MCU, ext. pull-up
referenced to MCU Vio
17
A_B_SIDE
OD
Cable orientation, active low
open drain
USB super speed mux
select, ext. pull-up
18
VBUS_SENSE
HV AI
VBUS voltage monitoring and
discharge path
From VBUS
19
VBUS_EN_SNK
HV AIO
VBUS sink power path enable,
active low open drain
To switch or power
system, ext. pull-up
20
VBUS_EN_SRC
HV AIO
VBUS source power path enable,
active low open drain
To switch or power
system, ext. pull-up
21
VREG_1V2
PWR
1.2 V internal regulator output
1 µF typ. decoupling
capacitor
22
VSYS
PWR
Power supply from system
From power system,
connect to ground if not
used
23
VREG_2V7
PWR
2.7 V internal regulator output
1 µF typ. decoupling
capacitor
24
VDD
HV PWR
Main power supply from USB
power line
From VBUS
—EP
GND
Exposed pad is connected to
ground
To ground
Table 2. Pin function list



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