
Timing Waveforms, continued
SQE Test Timing
DO+/-
CSO+/-
Jabber Lockup Timing
DO+/-
TJA
TXO
CSO+/-
TSQEON
TSQED
TJR
W89C92
Test Load
Transmit Output
(TXO)
25 ohms
Receive (DI+/-)
or
Collision (CSO+/-)
5oµ H
510 ohms
510 ohms
VEE VEE
The 50 µH inductance is for testing purposes.
Pulse transformers with higher inductances are recommended.
78 ohms
-8-