KSZ8041TL-S Micrel Inc, KSZ8041TL-S Datasheet - Page 55

• 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.
RMII Timing
December 2009
T ra n s m it
T im in g
R E F C L K
T X _ E N
T X D [1 :0 ]
REFCLK
Receive
Tim ing
CRSDV
RXD[1:0]
Timing Parameter
t
t
t
t
cyc
1
2
od
Figure 16. RMII Timing – Data Received from RMII
Figure 17. RMII Timing – Data Input to RMII
tod
Table 19. RMII Timing Parameters
tcyc
tcyc
Description
Clock cycle
Setup time
Hold time
Output delay
t1
t2
55
Min
4
2
3
Typ
20
Max
9
Unit
ns
ns
ns
ns
KSZ8041TL/FTL/MLL
M9999-120909-1.2