AC101L-DS00-R datasheet(41/54 Pages) BOARDCOM

部件名	AC101L-DS00-R

功能描述	Ultra Low-Power 10/100 Ethernet Transceiver with Auto-MDIX

PDF	54 Pages

Scroll/Zoom	100%

制造商	BOARDCOM [Broadcom Corporation.]

网页	http://www.broadcom.com

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41 / 54 page

Preliminary Data Sheet

AC101L

8/9/04

B roa dcom Co rpo rat ion

Document

AC101L-DS06-R

100BASE-TX/FX MII Transmit System Timing

Page 31

100BASE-TX/FX MII RECEIVE SYSTEM TIMING

Table 39: 100BASE-TX/FX MII Receive System Timing

Parameter

Symbol

Conditions

Min

Typ

Max

Units

RX_CLK period

tCK

–

39.998

40.000

40.002

RX_CLK high period

tCKH

–

18.000

20.000

22.000

RX_CLK low period

tCKL

–

18.000

20.000

22.000

/J/K to RXDV assert

tRDVA

–

180

/J/K to CRS assert

tRCSA

–

180

/J/K to COL assert

tRCLA

RPTR is logic low.

–

180

/T/R to !RXDV

tRDVD

RPTR is logic low.

–

180

/T/R to !CRS

tRCSD

RPTR is logic low.

–

180

/T/R to !COL

tRCLD

RPTR is logic low.

–

180

RX propagation delay

tRDVA

From RXIP/N(FXRP/N) to

RXD[3:0].

–

180

RXD[3:0], RXDV assert: Output

delay

tpLH100

From rising edge RX_CLK.

–

RXD[3:0], RXDV de-assert: invalid

tpHL100

From rising edge RX_CLK.

–

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