ICS1893CK ICST [Integrated Circuit Systems], ICS1893CK Datasheet - Page 113

• Manufacturer Part Number: ICS1893CK
• Description: 3.3-V 10Base-T/100Base-TX Integrated PHYceive
• Manufacturer: ICST [Integrated Circuit Systems]

9.5.11 100M MII: Carrier Assertion/De-Assertion (Half-Duplex Transmission)
ICS1893CF, Rev. F, 03/01/07
Table 9-18
half-duplex transmission. The time periods consist of timings of signals on the following pins:
•
•
•
Figure 9-12
Table 9-18. 100M MII Carrier Assertion/De-Assertion (Half-Duplex Transmission Only)
Figure 9-12. 100M MII Carrier Assertion/De-Assertion Timing Diagram
TXEN
TXCLK
CRS
Period
Time
TXEN
TXCLK
CRS
t1
t2
ICS1893CF Data Sheet Rev. F - Release
TXEN Sampled Asserted to CRS Assert
TXEN De-Asserted to CRS De-Asserted
lists the significant time periods for the 100M MII carrier assertion/de-assertion during
shows the timing diagram for the time periods.
(Half-Duplex Transmission Only)
t1
Copyright © 2007, Integrated Device Technology, Inc.
Parameter
All rights reserved.
113
t2
Chapter 9 DC and AC Operating Conditions
Condi-
tions
Min.
0
0
Typ.
3
3
Max.
4
4
Bit times
Bit times
Mar. 2007
Units