am79c970 Advanced Micro Devices, am79c970 Datasheet - Page 143

• Manufacturer Part Number: am79c970
• Description: Pcnettm-pci Single-chip Ethernet Controller For Pci Local Bus
• Manufacturer: Advanced Micro Devices

SWITCHING WAVEFORMS: System Bus Interface
1-1010
AMD
AD[31:00], C/BE[3:0],
PAR, FRAME, IRDY,
TRDY, STOP, LOCK,
DEVSEL
AD[31:00], C/BE[3:0],
PAR, FRAME, IRDY,
TRDY, STOP, LOCK,
DEVSEL
AD[31:00] C/BE[3:0],
PAR, FRAME, IRDY,
TRDY, STOP, LOCK,
DEVSEL, PERR, SERR
CLK
CLK
REQ
Output Tri–State Delay Timing
Tx
Tx
Output Valid Delay Timing
P R E L I M I N A R Y
Am79C970
Valid n
Valid n
t VAL(REQ)
Valid n
t VAL
t ON
t OFF
Tx
Tx
MIN
MIN
Valid n
MAX
MAX
Valid n+1
Valid n+1
Tx
Tx
18220C-41
18220C-42