82434LX Datasheet, PDF (155/191 Pages) Intel Corporation – PCI, CACHE AND MEMORY CONTROLLER PCMC

82434LX 82434NX
9 5 2 CPU INTERFACE TIMING 66 MHz (82434LX)
Symbol
Functional Operating Range (V_CC ^e 4 9V to 5 25V T_CASE ^e 0 C to ^a70 C)
Parameter
Min Max Fig
Notes
t10a
ADS HITM W R M IO D C
46
79
HLOCK CACHE BE 7 0
SMIACT Setup Time to HCLKIN
Rising
t10b
ADS HITM W R M IO D C
08
79
HLOCK CACHE BE 7 0
SMIACT Hold Time from HCLKIN
Rising
t11a
PCHK Setup Time to HCLKIN Rising 4 3
79
t11b
PCHK Hold Time from HCLKIN Rising 1 1
79
t12a
A 18 3 Rising Edge Setup Time to
45
HCLKIN Rising
79 Setup to HCLKIN rising when
ADS is sampled active by PCMC
t12aa A 18 3 Falling Edge Setup Time to
32
HCLKIN Rising
79 Setup to HCLKIN Rising when
ADS is Sampled Active by
PCMC
t12ab A 18 3 Rising Edge Setup Time to
47
HCLKIN Rising
Setup to HCLKIN Rising when
ADS is Sampled Active by
PCMC
t12ac A 18 3 Falling Edge Setup Time to
41
HCLKIN Rising
Setup to HCLKIN Rising when
ADS is Sampled Active by
PCMC
t12b
A 31 0 Hold Time from HCLKIN Rising 0 5
79 Hold from HCLKIN rising two
clocks after ADS is sampled
active by PCMC
t12c
A 31 0 Setup Time to HCLKIN Rising 6 5
79 Setup to HCLKIN rising when
EADS is sampled active by the
CPU
t12d
A 31 0 Hold Time from HCLKIN Rising 1 5
79 Hold from HCLKIN rising when
EADS is sampled active by the
CPU
155