PI2DPX2020 datasheet(17/39 Pages) DIODES

部件名	PI2DPX2020

功能描述	1.8V 20Gbps USB4/TBT4/DP2.0 DP-Alt Linear ReDriver with AUX-SBU Switch

PDF	39 Pages

Scroll/Zoom	100%

制造商	DIODES [Diodes Incorporated]

网页	http://www.diodes.com

标志

17 / 39 page

A Product Line of

Diodes Incorporated

PI2DPX2020

www.diodes.com

July 2022

Diodes Incorporated

PI2DPX2020

Document Number DS43506 Rev 5-2

VCM

DIFF

DIFFP-P

DIFFp-p

Common Mode Voltage

CM = (|VD+ + VD-| / 2)

D+

D-

CMP = (max |VD+ + VD-| / 2)

Symmetric Di erential Swing

DIFFp-p = (2 * max |VD+ - VD-|)

Asymmetric Di erential Swing

DIFFp-p = (max |VD+ - VD-| {VD+ > VD-}

+ max |V

D+ - VD-| {VD+ < VD-})

tPHL

tPLH

20%

80%

Figure 4. Definition of Peak-to-peak Differential Voltage

Host(APU/CPU)

ReDriver

Xtalk

TX channel

RX channel

Device

VIN

VOUT

AP_RXA

EQ=H

CON_RXB

EQ=H

AP_TXB

output swing

= 1V (0dBV)

CON_TXA

VOUT

Figure 5. NEXT Crosstalk Definition

TX1+

TX1-

RX2+

RX2-

RX1+

RX1-

TX2+

TX2-

50Ω

4-PORT

VECTOR

NETWORK

ANALYZER

N52454

AGGRESSOR SIGNAL (-15Bm)

NEXT XTALK OUTPUT

Figure 6. NEXT Channel-isolation Test Configuration

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