82434LX Datasheet, PDF (162/191 Pages) Intel Corporation – PCI, CACHE AND MEMORY CONTROLLER PCMC

82434LX 82434NX
Functional Operating Range (V_CC ^e 4 75V to 5 25V T_CASE ^e 0 C to ^a85 C) (Continued)
Symbol
Parameter
Min Max Fig
Notes
t12h
A 2 0 Propagation Delay from
BE 7 0
1
16 77 0 pF
t13a
BRDY Rising Edge Valid Delay
from HCLKIN Rising
21
7 9 78 0 pF
t13b
BRDY Falling Edge Valid Delay
from HCLKIN Rising
21
7 9 78 0 pF
t14
NA Valid Delay from HCLKIN
Rising
14
8 4 78 0 pF
t15a
AHOLD Valid Delay from HCLKIN
Rising
20
7 6 78 0 pF
t15b
BOFF Valid Delay from HCLKIN
Rising
20
7 6 78
t16a
EADS INV PEN Valid Delay from 2 0
8 0 78 0 pF
HCLKIN Rising
t16b
CPURST Rising Edge Valid Delay
from HCLKIN Rising
12
7 5 78
t16c
CPURST Falling Edge Valid Delay
from HCLKIN Rising
12
7 5 78
t16d
KEN Valid delay from HCLKIN
Rising
17
8 2 78
t17
INIT High Pulse Width
2 HCLKs
84 Soft reset via TRC register or
CPU shutdown special cycle
t18
CPURST High Pulse Width
1 ms
84 Hard reset via TRC register 0 pF
162