USB3503 datasheet(69/82 Pages) SMSC

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USB 2.0 HSIC High-Speed Hub Controller Optimized for Portable Applications

Datasheet

SMSC USB3503A

Revision 1.1 (02-07-13)

DATASHEET

10.5

DC Characteristics: Analog I/O Pins

Table 10.6 DC Characteristics: Analog I/O Pins (DP/DM)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

LS/FS FUNCTIONALITY

Input levels

Differential Receiver Input

Sensitivity

VDIFS

| V(DP) - V(DM) |

0.2

Differential Receiver

Common-Mode Voltage

VCMFS

0.8

2.5

Single-Ended Receiver Low

Level Input Voltage

VILSE

0.8

Single-Ended Receiver High

Level Input Voltage

VIHSE

2.0

Single-Ended Receiver

Hysteresis

VHYSSE

0.050

0.150

Output Levels

Low Level Output Voltage

VFSOL

Pull-up resistor on DP;

RL = 1.5kΩ to VDD33_BYP

0.3

High Level Output Voltage

VFSOH

Pull-down resistor on DP,

DM;

RL = 15kΩ to GND

2.8

3.6

Termination

Driver Output Impedance for

ZHSDRV

Steady state drive

40.5

49.5

Ω

Input Impedance

ZINP

RX, RPU, RPD disabled

1.0

MΩ

Pull-dn Resistor Impedance

RPD

Note 10.5

14.25

16.9

kΩ

HS FUNCTIONALITY

Input levels

HS Differential Input

Sensitivity

VDIHS

| V(DP) - V(DM) |

100

HS Data Signaling Common

Mode Voltage Range

VCMHS

-50

500

HS Squelch Detection

Threshold (Differential)

VHSSQ

100

150

HS Disconnect Threshold

VHSDSC

525

625

Output Levels

High Speed Low Level

Output Voltage (DP/DM

referenced to GND)

VHSOL

45Ω load

-10

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