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AM79C940 Datasheet, PDF (98/144 Pages) Advanced Micro Devices – Media Access Controller for Ethernet (MACE)
SWITCHING TEST CIRCUITS
IOL
Sense Point
CL
VTHRESHOLD
IOH
Normal and Three-State Outputs
AVDD
DO+
DO-
100 pF
52.3 Ω
Test Point
154 Ω
16235D-20
AVSS
AUI DO Switching Test Circuit
DVDD
TXD+
TXD-
294 Ω
100 pF
Includes Test
Jig Capacitance
294 Ω
Test Point
DVSS
TXD Switching Test Circuit
98
16235D-21
16235D-22