AMD Am79C930 Network Card User Manual


 
AMD
P R E L I M I N A R Y
156
Am79C930
AC TEST REFERENCE WAVEFORMS
5.0 V PCMCIA AC Test Reference Waveform
This waveform indicates the AC testing method em-
ployed for all signals that are PCMCIA bus signals when
the PCMCIA power supply pins are set to 5.0 V (i.e.,
VDDP pins = 5.0 V).
20138B-22
output
measured parameter value
input
2.4
0.8
2.8
0.5
2.4
0.8
2.8
0.5
Figure 16. 5.0 V PCMCIA AC Test Reference Waveform
3.3 V PCMCIA AC Test Reference Waveform
This waveform indicates the AC testing method em-
ployed for all signals that are PCMCIA bus signals when
the PCMCIA power supply pins are set to 3.3 V (i.e.,
VDDP pins = 3.3 V).
20138B-23
output
measured parameter value
input
2.0
0.8
2.4
0.4
2.0
0.8
2.4
0.4
Figure 17. 3.3 V PCMCIA AC Test Reference Waveform