ICS1893AF IDT, Integrated Device Technology Inc, ICS1893AF Datasheet - Page 127

• Manufacturer Part Number: ICS1893AF
• Description: PHYCEIVER LOW PWR 3.3V 48-SSOP
• Manufacturer: IDT, Integrated Device Technology Inc
• Series: PHYceiver™r
• Type: PHY Transceiverr

Specifications of ICS1893AF

• Protocol: MII
• Voltage - Supply: 3.14 V ~ 3.47 V
• Mounting Type: Surface Mount
• Package / Case: 48-SSOP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Number Of Drivers/receivers: -
• Other names: 1893AF

10.5.14 100M Media Independent Interface: Input-to-Carrier Assertion/De-Assertion
ICS1893AF, Rev. D 10/26/04
TP_RX
CRS
COL
†
unscrambled.
Table 10-21
time periods consist of timings of signals on the following pins:
•
•
•
Figure 10-15
Table 10-21. 100M MDI Input-to-Carrier Assertion/De-Assertion Timing
† The IEEE maximum is 20 bit times.
‡ The IEEE minimum is 13 bit times, and the maximum is 24 bit times.
Figure 10-15. 100M MDI Input to Carrier Assertion / De-Assertion Timing Diagram
Shown
Period
†
Time
TP_RX (that is, TP_RXP and TP_RXN)
CRS
COL
ICS1893AF Data Sheet - Release
t1
t2
t3
t4
First Bit of /J/ into TP_RX to CRS Assert †
First Bit of /J/ into TP_RX while
Transmitting Data to COL Assert †
First Bit of /T/ into TP_RX to CRS
De-Assert ‡
First Bit of /T/ Received into TP_RX to
COL De-Assert ‡
lists the significant time periods for the 100M MDI input-to-carrier assertion/de-assertion. The
shows the timing diagram for the time periods.
First bit
t2
t1
Parameter
Copyright © 2004, Integrated Circuit Systems, Inc.
All rights reserved.
127
Half-Duplex Mode
Half-Duplex Mode
Conditions
–
–
Chapter 10 DC and AC Operating Conditions
First bit of /T/
t3
t4
Min.
10
13
13
9
Typ.
–
–
–
–
Max.
14
13
18
18
October, 2004
Bit times
Bit times
Bit times
Bit times
Units