Avago Technologies LSI53C876E - Manual (Page 301)

LSI53C876/876E PCI to Dual Channel SCSI Multifunction Controller B-1
Appendix B
External Memory
Interface Diagram
Examples
Figure B.1 64 Kbyte Interface with 200 ns Memory
LSI53C876
27C128
MOE/
OE
MCE/
CE
D0 8
MAD[7:0]
Bus
D7
Q0
8
A[7:0]
Q7
6
A[13:8]
6
V
SS
MAS0/
MAS1/
8
Notes: MAD bus sense logic enabled for 16 Kbytes of slow memory (200 ns device @ 33 MHz). MAD[3:1] pulled
LOW internally.
HCT374
D[7:0]
MAD3 4.7 K
MAD2 4.7 K
MAD1 4.7 K
MAD0 4.7 K
CK 0E
D0
D5
Q0
Q5
HCT374
CK 0E