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USB3803 Datasheet(PDF) 83 Page - Microchip Technology

Part # USB3803
Description  USB 2.0 High-Speed Hub Controller Optimized
PDF  99 Pages
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Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

USB3803 Datasheet(HTML) 83 Page - Microchip Technology

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 2014-2015 Microchip Technology Inc.
DS00001691B-page 83
USB3803
10.8
USB Bypass Switch Characteristics (USB3803C Only)
10.9
USB Charger Detection Characteristics
Differential Fall Time
THSF
500
ps
Driver Waveform Require-
ments
Eye pattern of Template 1
in USB 2.0 specification
High Speed Mode Timing
Receiver Waveform Require-
ments
Eye pattern of Template 4
in USB 2.0 specification
Data Source Jitter and
Receiver Jitter Tolerance
Eye pattern of Template 4
in USB 2.0 specification
TABLE 10-9:
ANALOG SWITCH CHARACTERISTICS
Parameter
Symbol
Conditions
Min
Typ
Max
Units
“ON” Resistance
RON
0 < Vswitch < VDD33_BYP,
BYPASS_N = ‘0’,
RESET_N=’1’
45
12
Ω
“OFF” Resistance
ROFF
0 < Vswitch < VDD33_BYP
BYPASS_N=’1’,
RESET_N=’1’
56
8
MΩ
Standby Resistance
RSTDBY
0 < Vswitch < VDD33_BYP
RESET_N=’0’
0-
8
MΩ
TABLE 10-10: USB CHARGER DETECTION CHARACTERISTICS
Parameter
Symbol
Conditions
Min
Typ
Max
Units
Data Source Voltage
VDAT_SRC
IDAT_SRC < 250uA
0.5
0.7
V
Data Detect Voltage
VDAT_REF
0.25
0.4
V
Data Source Current
IDAT_SRC
250
μA
Data Sink Current
IDAT_SINK
50
150
μA
Data Connect Current
IDP_SRC
713
μA
DP/DM Pull Down Resis-
tors for upstream battery
charging
RPD
14.25
16.9
20
kΩ
TABLE 10-8:
DYNAMIC CHARACTERISTICS: ANALOG I/O PINS (DP/DM) (CONTINUED)
Parameter
Symbol
Conditions
Min
Typ
Max
Units



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