CDB8952T-IQ View Datasheet(PDF) - Cirrus Logic
Part Name
Description
Manufacturer
CDB8952T-IQ Datasheet PDF : 86 Pages
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CS8952T
CrystalLAN™ 100BASE-X and 10BASE-T Transceiver
SWITCHING CHARACTERISTICS (CONT.)
Parameter
Symbol
Min
Typ
Max
Unit
100BASE-X MII Transmit Timing
TX_CLK Period
tTCP
-
40
-
ns
TX_CLK Pulse Width
tTCL, tTCH
-
20
-
ns
TXD[3:0], TX_ER, TX_EN Setup to TX_CLK High
tTDS
10
-
-
ns
TXD[3:0], TX_ER, TX_EN Hold after TX_CLK
tTDH
0
-
-
ns
High
TX_CLK to CRS asserted latency
tTCRSA
-
-
8
BT
TX_CLK to CRS de-asserted latency
tTCRSD
-
-
8
BT
TX_CLK to TX+/- output (TX Latency) Aligned tTPD
6
7
8
BT
Alignment Bypassed
-
6
7
TX_CLK
TX_EN
TXD[4:0],
TX_ER
CRS
TX+/TX-
tTDS
tTCRSA
tTPD
tTDH
tTCP
tTCL tTCH
tTCRSD
In/Out
In
In
Out
Out
CIRRUS LOGIC ADVANCED PRODUCT DATABOOK
76
DS206TPP2
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