EVB-USB2524 SMSC, EVB-USB2524 Datasheet - Page 16

• Manufacturer Part Number: EVB-USB2524
• Description: BOARD EVAL USB2524 SHARE/SWITCH
• Manufacturer: SMSC
• Series: MultiSwitch™r

Specifications of EVB-USB2524

• Main Purpose: Interface, USB 2.0 Hub
• Embedded: No
• Utilized Ic / Part: USB2524
• Primary Attributes: Quad Port Hub, High Speed (480Mbps), SMBus
• Secondary Attributes: Overcurrent Protection, Port Power Switching, Multi-TT Enabled
• Interface Type: USB
• Operating Supply Voltage: 5 V
• Product: Interface Modules
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: USB2524
• Other names: 638-1044

Revision 1.91 (08-22-07)
VDD Analog
VDD PLL
BUFFER
IOSD12
OCLKx
NAME
ICLKx
VSS
IO-U
NC
IPD
IPU
AIO
I/O
I-R
IS
I
Input.
Input, Weak Internal pull-down.
Input, Weak Internal pull-up.
Input with Schmitt trigger.
Open drain….12mA sink with Schmitt trigger, and must meet I2C-Bus Specification Version 2.1
requirements.
XTAL Clock Input
XTAL Clock Output
RBIAS
Defined in USB Specification.
Note:
Analog Input/output. Per PHY test requirements.
VDDPLL18
SYMBOL
VDDA33
VSS
NC
Table 4.4 Power, Ground, and No Connect (continued)
Meets USB 1.1 requirements when operating as a 1.1-compliant device and meets
USB 2.0 requirements when operating as a 2.0-compliant device.
Table 4.5 Buffer Type Descriptions
TYPE
DATASHEET
16
+1.8V Filtered analog power for internal PLL.
This pin must have a 4.7
<0.1
+3.3V Filtered analog PHY power, shared between
adjacent ports.
Ground
No Connect
DESCRIPTION
Ω)
capacitor to VSS
FUNCTION
μ
F (or greater) ±20% (ESR
USB MultiSwitch
SMSC USB2524
Datasheet
TM
Hub