w89c926 Winbond Electronics Corp America, w89c926 Datasheet - Page 46

• Manufacturer Part Number: w89c926
• Description: Pcmcia Ethernet Network Twisted Pair Interface Controller
• Manufacturer: Winbond Electronics Corp America

AUI Transmit Test Load
Note: In the above diagram, the TX+ and TX- signals are taken from the AUI side of the pulse transformer. The pulse
UTP Transmit Test Load
Note: In the above diagram, the UTP filter used for all testing is a Valor FL1012.
transformer used for all testing is a 100 H +/-0.1% Pulse Engineering PE64103.
TX+
TX-
TXO+
TXO-
R = 1.21K 1%
- 46 -
UTP
FILTER
R = 78
W89C926 PENTIC+
R = 100 1%
27 H