AM79C973KCW Advanced Micro Devices, AM79C973KCW Datasheet - Page 236

• Manufacturer Part Number: AM79C973KCW
• Description: PCnet-FAST III Single-Chip 10/100 Mbps PCI Ethernet Controller with Integrated PHY
• Manufacturer: Advanced Micro Devices

SWITCHING WAVEFORMS: SYSTEM BUS INTERFACE
236
CLK
CLK
AD[31:00], C/BE[3:0],
PAR, FRAME, IRDY,
0.3 V DD_PCI
0.5 V DD_PCI
DEVSEL, IDSEL
0.4 V DD_PCI
TRDY, STOP,
0.8 V
1.5 V
GNT
2.0 V
CLK
Figure 59 CLK Waveform for 3.3 V Signaling
Figure 58 CLK Waveform for 5 V Signaling
Figure 60 Input Setup and Hold Timing
t RISE
t RISE
0.6 V DD_PCI
P R E L I M I N A R Y
Am79C973/Am79C975
t HIGH
t HIGH
2.4 V
Tx
t SU(GNT)
t CYC
t SU
t FALL
t CYC
t FALL
0.2 V DD_PCI
t LOW
t LOW
0.4 V
t H(GNT)
t H
Tx
0.3 V DD_PCI
0.8 V
1.5 V
0.4 V DD_PCI
0.5 V DD_PCI
2.0 V
21510B21510D-63
21510B21510D-64
21510D-62