USB2504A View Datasheet(PDF) - SMSC -> Microchip
Part Name
Description
MFG CO.
'USB2504A' PDF : 46 Pages View PDF
PARAMETER
Supply Current
Configured
(Full-Speed Host)
1 Port
2 Ports
3 Ports
4 Ports
Integrated USB 2.0 Compatible 4-Port Hub
Datasheet
Table 8.1 DC Electrical Characteristics (continued)
SYMBOL
MIN TYP MAX UNITS
COMMENTS
Total from all supplies
IFCC1
IFCC2
IFCC3
IFCC4
mA
150
mA
155
mA
160
mA
165
Supply Current
Suspend
Supply Current
Reset
ICSBY
IRST
265
uA Total from all supplies.
150
uA Total from all supplies.
Notes:
1. Output leakage is measured with the current pins in high impedance.
2. See USB 2.0 Specification for USB DC electrical characteristics.
3. RBIAS is a 3.3V tolerant analog pin.
CAPACITANCE TA = 25°C; fc = 1MHz; VDD33 = 3.3V
LIMITS
PARAMETER
Clock Input
Capacitance
Input Capacitance
Output Capacitance
SYMBOL MIN TYP MAX UNIT
TEST CONDITION
CIN
CIN
COUT
12
pF All pins except USB pins (and pins under
test tied to AC ground)
8
pF
12
pF
Power Sequencing
There are no power supply sequence restrictions for the Hub. The order in which power supplies
power-up and power-down is implementation dependent.
Revision 2.3 (08-27-07)
44
DATASHEET
SMSC USB2504/USB2504A
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