AM79C973BKD\W AMD (ADVANCED MICRO DEVICES), AM79C973BKD\W Datasheet - Page 278
AM79C973BKD\W
Manufacturer Part Number
AM79C973BKD\W
Description
Manufacturer
AMD (ADVANCED MICRO DEVICES)
Datasheet
1.AM79C973BKDW.pdf
(304 pages)
Specifications of AM79C973BKD\W
Lead Free Status / RoHS Status
Compliant
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Switching Characteristics: Media Independent Interface
Notes:
1. MDIO valid measured at the exposed mechanical Media Independent Interface.
2. TXCLK and RXCLK frequency and timing parameters are defined for the external physical layer transceiver as defined in the
278
Transmit Timing
t
Receive Timing
t
t
Management Cycle Timing
t
t
t
t
t
t
TVAL
RSU
RH
MHIGH
MLOW
MCYC
MSU
MH
MVAL
Parameter
IEEE 802.3u standard. They are not replicated here.
Symbol
TX_EN, TX_ER, TXD valid from
RX_DV, RX_ER, RXD setup to
RX_DV, RX_ER, RXD hold to
MDC Pulse Width HIGH Time
MDC Pulse Width LOW Time
MDC Cycle Period
MDIO setup to
MDIO hold to
MDIO valid from
TX_CLK
RX_CLK
RX_CLK
Parameter Name
MDC
MDC
MDC
P R E L I M I N A R Y
Am79C973/Am79C975
measured from V
measured from V
(Note 1)
measured from V
measured from V
(Note 1)
measured from V
measured from V
(Note 1)
C
C
C
C
measured from V
measured from V
(Note 1)
C
measured from V
measured from V
(Note 1)
C
measured from V
measured from V
(Note 1)
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
= 390 pf
= 390 pf
= 390 pf
= 470 pf,
= 470 pf,
= 470 pf,
Test Condition
ilmax
ihmin
ilmax
ihmin
ilmax
ihmin
ilmax
ihmin
ilmax
ihmin
ilmax
ihmin
= 0.8 V or
= 0.8 V or
= 0.8 V or
= 0.8 V or
= 2.0V
= 2.0V
= 0.8 V or
= 2.0V
= 0.8 V or
= 2.0V
= 2.0V
= 2.0V,
0
10
10
160
160
400
10
10
t
t
MCYC
MSU
Min
-
25
Max
ns
ns
ns
ns
ns
ns
ns
ns
ns
Unit
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