AC208-DS04-405-R datasheet(52/58 Pages) BOARDCOM

Part #	AC208-DS04-405-R

Description	2.5V 10/100-TX 8-Port Repeater/71 Uplink Port with Integrated Bridge

PDF	58 Pages

Scroll/Zoom	100%

Manufacturer	BOARDCOM [Broadcom Corporation.]

Direct Link	http://www.broadcom.com

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52 / 58 page

AC208

Preliminary Data Sheet

07/08/02

B roa dcom

Page 44 100 MBPS Repeater BackPlane Receive/Transmit Timing

Document

AC208-DS04-405-R

100 MBPS REPEATER BACKPLANE RECEIVE/TRANSMIT TIMING

Figure 8: 100 Mbps RBP Receive/Transmit Timing

Table 50: 100 Mbps Repeater BackPlane Receive/Transmit Timing

Parameter

Symbol

Minimum

Typical

Maximum

Units

MS100D_CLK Period

tCK

MS100D_CLK High period

tCKH

MS100D_CLK Low period

tCKL

RXIP/N to Control Assert

tJC

180

RXIP/N to Control De-assert

tTC

180

RXIP/N to M100COL_SYS* Assert

tCCS

200

Control Falling to MS100CRS_SYS*/

MS100D_EN Falling Delay Time

tCSC

MS100D to MS100D_CLK Rising Setup Time

tDS

MS100D to MS100D_CLK Rising Hold Time

tDH

Control Assert to TXOP/N Valid

tCLT

300

Control De-assert to TXOP/N Invalid

tCHT

200

Control is the combination of the following signals:

M100ACT0*, M100ACT1_0*, M100ACT1_1*, M100ACT1_2*

tJC

tTC

tDS

tDH

tCLT

tCHT

tCCS

tCSC

RXIP/N

TXOP/N

Start of Packet

tCK

tCKH

tCKL

MS100D_CLK

Control*

End of Packet

MS100D

M100COL_SYS*

MS100CRS_SYS*/

MS100D_EN*

AC208-DS04-405-R Datasheet(PDF) 52 Page - Broadcom Corporation.

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