USB2513 datasheet(63/63 Pages) MICROCHIP

63 / 63 page

USB 2.0 Hi-Speed Hub Controller

Datasheet

SMSC USB251xB/xBi

Revision 2.2 (02-17-12)

DATASHEET

Datasheet Revision History

Customer Revision History

REVISION LEVEL & DATE

SECTION/FIGURE/ENTRY

CORRECTION

Rev. 2.2 (02-17-12)

Cover

Updated clock bullet to remove reference to

48MHz clock support.

Section 1.1: Configurable

Features

on page 8

Updated bulleted lists. USB signal drive strength,

USB differential pair pin location and downstream

port power control / over-current detection items

moved from first (strap-configurable) bulleted list

to the second (EEPROM-configurable) bulleted

list. Added enabling of battery charging to the first

bulleted list.

Section 3.1: Pin

Configurations

on page 11

Clarified introductory sentence.

Table 3.3: USB251xB/xBi Pin

Descriptions

on page 19

Updated VBUS_DET buffer type to “I” and

changed description to: “For self-powered

applications with a permanently attached host,

this pin must be connected to a dedicated host

control output, or connected to the 3.3 V domain

that powers the host (typically VDD33).”

Table 3.3: USB251xB/xBi Pin

Descriptions

on page 19

Updated CRFILT and PLLFILT pin descriptions.

Section 7.1: Oscillator/Crystal

on page 56

Removed redundant sentence: “External Clock:

50% duty cycle

± 10%, 24/48 MHz ± 350 ppm,

jitter < 100 ps rms”. This information is provided in

Section 7.2: External Clock on page 57.

Chapter 7: AC Specifications

Removed ceramic resonator information.

Section 7.2: External Clock

Replaced “1.8 V CMOS Logic” with “1.2 V CMOS

Logic”. Updated XTALOUT description.

Section 3.3: Pin Descriptions

(Grouped by Function)

Updated CRFILT and PLLFILT pin descriptions.

Cover, Package, All

Removed the 49-BGA option.

Order Code Page

Changed ordering codes for non-industrial

USB2513B and USB2514B. Last character was

changed from “G” to “C”.

Front page

Removed support for ceramic resonator.

Rev. 2.1 (02/24/11)

Section 6.1 and 6.2, DC

Parameters

The 1.2V supply information was added and the

graph that includes both 3.3 and 1.2 V rise time

was added for 49-BGA.

Rev. 2.1 (02/24/11)

All

Added the 49-BGA option.

Rev. 2.1 (02/22/11)

Section 6.2.1, Package

Thermal Specifications

Added Max Power Supported = (TJ, max.spec. - Tamb)/ ΘJA

Rev. 2.0 (10/01/10)

All

General refresh, corrected grammatical errors

and unified tone.

USB2513 数据表(PDF) 63 Page - Microchip Technology

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