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USB7056 数据表(PDF) 13 Page - Microchip Technology

部件名 USB7056
功能描述  6-Port USB 3.2 Gen 1 PD SmartHub??IC
PDF  55 Pages
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制造商  MICROCHIP [Microchip Technology]
网页  http://www.microchip.com
标志 MICROCHIP - Microchip Technology

USB7056 数据表(HTML) 13 Page - Microchip Technology

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 2022 Microchip Technology Inc. and its subsidiaries
DS00002675F-page 13
USB7056
Analog Test
ATEST
A
Analog test pin.
This signal is used for test purposes and must either be
left unconnected or tied to ground.
External 25 MHz
Crystal Input
XTALI
ICLK
External 25 MHz crystal input
External 25 MHz
Reference Clock
Input
CLKIN
ICLK
External reference clock input.
The device may alternatively be driven by a single-
ended clock oscillator. When this method is used,
XTALO should be left unconnected.
External 25 MHz
Crystal Output
XTALO
OCLK
External 25 MHz crystal output
Configuration Straps
Port 6-1 D+
Disable
Configuration
Strap
PRT_DIS_P[6:1]
I
Port 6-1 D+ Disable Configuration Strap.
These configuration straps are used in conjunction with
the corresponding PRT_DIS_M[6:1] straps to disable
the related port (6-1). See Note 3-1.
Both USB data pins for the corresponding port must be
tied to 3.3V to disable the associated downstream port.
Port 6-1 D-
Disable
Configuration
Strap
PRT_DIS_M[6:1]
I
Port 6-1 D- Disable Configuration Strap.
These configuration straps are used in conjunction with
the corresponding PRT_DIS_P[6:1] straps to disable the
related port (6-1). See Note 3-1.
Both USB data pins for the corresponding port must be
tied to 3.3V to disable the associated downstream port.
Non-Removable
Ports
Configuration
Strap
CFG_NON_REM
I
Non-Removable Ports Configuration Strap.
This configuration strap controls the number of reported
non-removable ports. See Note 3-1.
Battery Charging
Configuration
Strap
CFG_BC_EN
I/O12
Battery Charging Configuration Strap.
This configuration strap controls the number of BC 1.2
enabled downstream ports. See Note 3-1.
Device Mode
Configuration
Straps 3-1
CFG_STRAP[3:1]
I
Device Mode Configuration Straps 3-1.
These configuration straps are used to select the
device’s mode of operation. See Note 3-1.
Power/Ground
+3.3V I/O Power
Supply Input
VDD33
P
+3.3 V power and internal regulator input.
TABLE 3-1:
PIN DESCRIPTIONS (CONTINUED)
Name
Symbol
Buffer
Type
Description



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