80960JD
A
4.5
AC Specifications
The 80960JD AC timings are based upon device characterization.
Table 15. 80960JD AC Characteristics (50 MHz) (Sheet 1 of 2)
Symbol
Parameter
Min
Max
Units
Notes
INPUT CLOCK TIMINGS
TF
CLKIN Frequency
8
25
MHz
ns
TC
CLKIN Period
40
125
TCS
TCH
TCL
TCR
TCF
CLKIN Period Stability
CLKIN High Time
CLKIN Low Time
CLKIN Rise Time
CLKIN Fall Time
± 250
ps
(1, 2)
16
16
ns
Measured at 1.5 V (1)
Measured at 1.5 V (1)
0.8 V to 2.0 V (1)
ns
25
5
ns
ns
2.0 V to 0.8 V (1)
SYNCHRONOUS OUTPUT TIMINGS
TOV1
Output Valid Delay, Except
ALE/ALE Inactive and DT/R
3.5
17
ns
(3)
(4)
TOV2
TOF
Output Valid Delay, DT/R
Output Float Delay
0.5TC + 3.5 0.5TC + 17
3.5 15
ns
ns
SYNCHRONOUS INPUT TIMINGS
TIS1
TIH1
TIS2
TIH2
TIS3
TIH3
Input Setup to CLKIN —
AD31:0, NMI, XINT7:0
8
ns
ns
ns
ns
ns
ns
ns
ns
(5)
(5)
(6)
(6)
(7)
(7)
(8)
(8)
Input Hold from CLKIN —
AD31:0, NMI, XINT7:0
2
9
1
8
2
8
Input Setup to CLKIN —
RDYRCV and HOLD
Input Hold from CLKIN —
RDYRCV and HOLD
Input Setup to CLKIN —
RESET
Input Hold from CLKIN —
RESET
TIS4
Input Setup to RESET —
ONCE, STEST
TIH4
Input Hold from RESET —
ONCE, STEST
2
NOTE:
See Table 16 on page 28 for note definitions for this table.
26
PRELIMINARY
INTEL [ INTEL ]
