lan91c95 Standard Microsystems Corp., lan91c95 Datasheet - Page 136

• Manufacturer Part Number: lan91c95
• Description: Isa/pcmcia Full Duplex Single-chip Ethernet And Modem Controller With Ram
• Manufacturer: Standard Microsystems Corp.

IOCHRDY/
nWAIT (Z)
ADDRESS
nIOWR
ADDRESS
Note: If t44 is not met, IOCHRDY will be negated for the required time. This parameter can be ignored if
IOCHRDY is connected to the system.
t45
nIOWR
nIORD
t44
Last Access to Data Register to Pointer
Reloaded
Pointer Register Reloaded to a Word of Data
Prefetched into Data Register
REGISTER
REGISTER
POINTER
Parameter
Parameter
DATA
FIGURE 39 - MEMORY WRITE TIMING
FIGURE 38 - MEMORY READ TIMING
136
t44
t45
2 * t20
min
2 * t20
min
typ
typ
REGISTER
REGISTER
POINTER
DATA
max
max
units
ns
units
ns