USB82642 datasheet(45/64 Pages) MICROCHIP

部件名	USB82642

功能描述	Automotive USB 2.0 Hub and Flash Media Card Controller Combo

PDF	64 Pages

Scroll/Zoom	100%

制造商	MICROCHIP [Microchip Technology]

网页	http://www.microchip.com

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45 / 64 page

 2012-2021 Microchip Technology Inc.

DS60001253F-page 45

USB82642

8.3

Package Thermal Specifications

8.4

DC Electrical Characteristics

TABLE 8-1:

48-PIN VQFN PACKAGE THERMAL PARAMETERS

Parameter

Symbol

Value

(°C/W)

Velocity

(METERS

Comments

Thermal Resistance Junction to

Ambient

JA

Measured from the die to the ambient air

2.5

Thermal Resistance Junction to

Top of Case

JC

2.2

Thermal Resistance Junction-to-

Top-of-Package

JT

0.2

Parameter

Symbol

Min

Typ

Max

Units

Comments

I, IPU, IPD Type Input Buffer

Low Input Level

VILI

0.8

TTL Levels

High Input Level

VIHI

2.0

Pull Down

µA

Pull Up

µA

IS Type Input Buffer

Low Input Level

VILI

0.8

TTL Levels

High Input Level

VIHI

2.0

ICLK Input Buffer

Low Input Level

VILCK

0.5

High Input Level

VIHCK

1.4

Input Leakage

IIL

-10

+10

µA

VIN = 0 to VDD33

Input Leakage

(All I and IS buffers)

Low Input Leakage

IIL

-10

+10

µA

VIN = 0 V

High Input Leakage

IIH

-10

+10

µA

VIN = VDD33

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