80960JD Datasheet, PDF (30/61 Pages) Intel Corporation – EMBEDDED 32-BIT MICROPROCESSOR

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
T_F
T_C
T_CS
T_CH
T_CL
T_CR
T_CF
T_OV1
Parameter
Min
Max
INPUT CLOCK TIMINGS
CLKIN Frequency
8
25
CLKIN Period
CLKIN Period Stability
40
125
± 250
CLKIN High Time
16
CLKIN Low Time
16
CLKIN Rise Time
25
CLKIN Fall Time
5
SYNCHRONOUS OUTPUT TIMINGS
Output Valid Delay, Except
3.5
17
ALE/ALE Inactive and DT/R
Units
MHz
ns
ps
ns
ns
ns
ns
ns
Notes
(1, 2)
Measured at 1.5 V (1)
Measured at 1.5 V (1)
0.8 V to 2.0 V (1)
2.0 V to 0.8 V (1)
(3)
T_OV2
T_OF
T_IS1
T_IH1
T_IS2
T_IH2
T_IS3
T_IH3
T_IS4
T_IH4
NOTE:
Output Valid Delay, DT/R
Output Float Delay
0.5T_C + 3.5 0.5T_C + 17
3.5
15
SYNCHRONOUS INPUT TIMINGS
Input Setup to CLKIN —
8
AD31:0, NMI, XINT7:0
Input Hold from CLKIN —
2
AD31:0, NMI, XINT7:0
Input Setup to CLKIN —
9
RDYRCV and HOLD
Input Hold from CLKIN —
1
RDYRCV and HOLD
Input Setup to CLKIN —
8
RESET
Input Hold from CLKIN —
2
RESET
Input Setup to RESET —
8
ONCE, STEST
Input Hold from RESET —
2
ONCE, STEST
See Table 16 on page 28 for note definitions for this table.
ns
ns (4)
ns (5)
ns (5)
ns (6)
ns (6)
ns (7)
ns (7)
ns (8)
ns (8)
26
PRELIMINARY