KSZ8041TL-EVAL Micrel Inc, KSZ8041TL-EVAL Datasheet - Page 46

• Manufacturer Part Number: KSZ8041TL-EVAL
• Description: BOARD EVALUATION KSZ8041TL
• Manufacturer: Micrel Inc

Specifications of KSZ8041TL-EVAL

• Main Purpose: Interface, Ethernet PHY
• Embedded: No
• Utilized Ic / Part: KSZ8041TL
• Primary Attributes: Single Chip PHY, 100BASE-TX/100BASE-FX/10BASE-T
• Secondary Attributes: MII, RMII, HP Auto MDI, MDI-X Auto Polarity Correction, LinkMD
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 576-3295; KSZ8041TL-EVAL

Micrel, Inc.
MII Transmit Timing (10Base-T)
April 2007
TXC
TXEN
TXD[3:0]
CRS
Timing Parameter
t
t
t
t
t
t
t
t
t
P
WL
WH
SU1
SU2
HD1
HD2
CRS1
CRS2
t
SU2
t
Table 15. MII Transmit Timing (10Base-T) Parameters
SU1
Description
TXC period
TXC pulse width low
TXC pulse width high
TXD[3:0] setup to rising edge of TXC
TXEN setup to rising edge of TXC
TXD[3:0] hold from rising edge of TXC
TXEN hold from rising edge of TXC
TXEN high to CRS asserted latency
TXEN low to CRS de-asserted latency
Figure 12. MII Transmit Timing (10Base-T)
t
HD1
t
CRS1
t
HD2
46
t
WH
t
P
t
WL
Min
10
10
0
0
Typ
400
200
200
4
8
t
CRS2
Max
Time
Time
Unit
Bit
Bit
ns
ns
ns
ns
ns
ns
ns
M9999-042707-1.1
KSZ8041TL/FTL