82434LX Datasheet, PDF (172/191 Pages) Intel Corporation – PCI, CACHE AND MEMORY CONTROLLER PCMC

82434LX 82434NX
9 6 6 PCI CLOCK TIMING 66 MHz (82434NX) PRELIMINARY
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
t50a
PCLKOUT High Time
13
82
20 pF
t50b
PCLKOUT Low Time
13
82
20 pF
t51a
PCLKIN High Time
12
82
t51b
PCLKIN Low Time
12
82
t51c
PCLKIN Rise Time
3
83
t51d
PCLKIN Fall Time
3
83
9 6 7 PCI INTERFACE TIMING 66 MHz (82434NX) PRELIMINARY
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
t60a
C BE 3 0 FRAME TRDY IRDY STOP PLOCK
PAR PERR SERR DEVSEL Valid Delay from PCLKIN
Rising
2 11 78 Min 0 pF
Max 50 pF
t60b
C BE 3 0 FRAME TRDY IRDY STOP PLOCK
2
81
PAR PERR SERR DEVSEL Output Enable Delay from
PCLKIN Rising
t60c
C BE 3 0 FRAME TRDY IRDY STOP PLOCK
PAR PERR SERR DEVSEL Float Delay from PCLKIN
Rising
2 28 80
t60d
C BE 3 0 FRAME TRDY IRDY STOP PLOCK
7
79
PAR PERR SERR DEVSEL Setup Time to PCLKIN
Rising
t60e
C BE 3 0 FRAME TRDY IRDY STOP PLOCK
0
79
PAR PERR SERR DEVSEL Hold Time from PCLKIN
Rising
t61a
REQ MEMACK Valid Delay from PCLKIN Rising
2 12 78 Min 0 pF
Max 50 pF
t61b
REQ MEMACK Output Enable Delay from PCLKIN Rising
2
81
t61c
REQ MEMACK Float Delay from PCLKIN Rising
2 28 80
t62a
FLSHREQ MEMREQ Setup Time to PCLKIN Rising
12
79
t62b
FLSHREQ MEMREQ Hold Time from PCLKIN Rising
0
79
172