am79c974 Advanced Micro Devices, am79c974 Datasheet - Page 102

• Manufacturer Part Number: am79c974
• Description: Pcnettm-scsi Combination Ethernet And Scsi Controller For Pci Systems
• Manufacturer: Advanced Micro Devices

AC SWITCHING WAVEFORMS
System Bus Interface
102
AMD
AD[31:00], C/BE[3:0],
TRDY, STOP, LOCK,
PAR, FRAME, IRDY,
DEVSEL, IDSEL
CLK
GNT
CLK
0.8 V
1.5 V
2.0 V
Input Setup and Hold Timing
t RISE
P R E L I M I N A R Y
CLK Waveform
t HIGH
Am79C974
2.4V
Tx
t SU(GNT)
t CYC
t SU
t FALL
t LOW
0.4 V
t H(GNT)
t H
0.8 V
Tx
1.5 V
2.0 V
18681A-41
18681A-42