82434LX Datasheet, PDF (174/191 Pages) Intel Corporation – PCI, CACHE AND MEMORY CONTROLLER PCMC

82434LX 82434NX
9 6 10 CPU INTERFACE TIMING 50 AND 60 MHz (82434NX)
Functional Operating Range (V_CC ^e 4 75V to 5 25V V_CC3 ^e 3 135V to 3 465V T_CASE ^e 0 C to ^a85 C)
Symbol
Parameter
Min Max Fig
Notes
t10a
ADS W R Setup Time to HCLKIN 4 6
79
Rising
t10b
BE 7 0 Setup Time to HCLKIN Rising 4 6
79
t10c
HITM Setup Time to HCLKIN Rising 6 8
79
t10d
CACHE M IO Setup Time to
46
79
HCLKIN Rising
t10e
D C Setup Time to HCLKIN Rising
46
79
t10f
HLOCK SMIACT Setup Time to
46
79
HCLKIN Rising
t10g
HITM M IO D C Hold Time from 0 7
79
HCLKIN Rising
t10h
W R HLOCK Hold from HCLKIN
08
79
Rising
t10i
ADS BE 7 0 Hold Time from
09
79
HCLKIN Rising
t10j
CACHE SMIACT Hold Time from
11
79
HCLKIN Rising
t11a
PCHK Setup Time to HCLKIN Rising 4 3
79
t11b
PCHK Hold Time from HCLKIN Rising 1 1
79
t12a
A 31 0 Setup Time to HCLKIN Rising 3 0
79 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
174