83C694D Datasheet, PDF (22/33 Pages) SMSC Corporation – Twisted-Pair Interface and Manchester Encoder/Decoder

AC OPERATING CHARACTERISTICS
83C694D
SYMBOL
tDAT
tDREJ
tRD
tCOLON
tCOLOFF
tSQEON
tSQED
tLBS
tLBH
PARAMETER
MIN
Decoder Acquisition Time (AUI)
–
Decoder Acquisition Time (TP)
–
Differential Inputs Rejection Pulse Width (AUI) 8
Differential Inputs Rejection Pulse Width (TP)
8
Receive Throughput Delay
–
Collision Specification
Collision Turn On Delay (AUI)
–
Collision Turn On Delay (TP)
–
Collision Turn Off Delay (AUI)
100
Collision Turn Off Delay (TP)
–
SQE Test Start Delay (TP)
0.6
SQE Test Duration (TP)
0.5
Loopback Specification
Loopback Setup Time
35
Loopback Hold Time
350
10BaseT Protocol Timers
Link Test Transmit Period
9.8
Link Loss / Link Test Max.
78
Link Test Min.
4.9
Jabber On (transmit inhibit)
39
Jabber Off (transmit re–enable)
314
TYP
–
–
25
20
–
–
–
–
–
1.0
1.0
–
–
–
–
–
–
–
MAX
700
950
35
30
200
UNITS
nsec
nsec
nsec
nsec
nsec
60
nsec
900 nsec
160 nsec
160 nsec
1.6
usec
1.5
usec
–
nsec
–
nsec
11.5 msec
92
msec
5.8
msec
46
msec
368 msec
TABLE 5-1. AC OPERATING CHARACTERISTICS
19