KSZ8041TL-S Micrel Inc, KSZ8041TL-S Datasheet - Page 51

• Manufacturer Part Number: KSZ8041TL-S
• Description: IC TXRX PHY 10/100 BASE 48TQFP
• Manufacturer: Micrel Inc
• Type: Transceiverr

Specifications of KSZ8041TL-S

• Number Of Drivers/receivers: 1/1
• Protocol: SMII
• Voltage - Supply: 3.135 V ~ 3.465 V
• Mounting Type: Surface Mount
• Package / Case: 48-TQFP, 48-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 576-3626; KSZ8041TL-S

Micrel, Inc.
MII Transmit Timing (10Base-T)
December 2009
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
51
t
WH
t
P
t
WL
Min
10
10
0
0
Typ
400
200
200
160
510
t
CRS2
Max
KSZ8041TL/FTL/MLL
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
M9999-120909-1.2