80960JA Datasheet, PDF (44/77 Pages) Intel Corporation – EMBEDDED 32-BIT MICROPROCESSOR

80960JA/JF/JD/JT 3.3 V Microprocessor
4.7
Table 23.
AC Specifications
The 80960Jx AC timings are based upon device characterization.
80960Jx AC Characteristics (Sheet 1 of 3)
Symbol
Parameter
Min
Max
CLKIN Frequency
80960JT-100
80960JT-75
80960JD-66
T_F
80960JD-50
80960JD-40
80960JD-33
80960JA/JF-33
80960JA/JF-25
80960JA/JF-16
CLKIN Period
80960JT-100
80960JT-75
80960JD-66
T_C
80960JD-50
80960JD-40
80960JD-33
80960JA/JF-33
80960JA/JF-25
80960JA/JF-16
T_CS
CLKIN Period Stability
T_CH
CLKIN High Time
INPUT CLOCK TIMINGS
15
33.3
15
25
12
33.3
12
25
12
20
12
16.67
12
33.3
12
25
12
16
30
66.7
40
66.7
30
83.3
40
83.3
50
83.3
60
83.3
30
83.3
40
83.3
62.5
83.3
± 250
8
T_CL
CLKIN Low Time
T_CR
CLKIN Rise Time
T_CF
CLKIN Fall Time
8
4
4
SYNCHRONOUS OUTPUT TIMINGS
Unit
Notes
MHz
ns
ps
(1, 2)
ns
Measured at 1.5 V
(1)
ns
Measured at 1.5 V
(1)
ns 0.8 V to 2.0 V (1)
ns 2.0 V to 0.8 V (1)
Output Valid Delay, Except ALE/ALE
2.5
13.5
T_OV1
Inactive and DT/R for 3.3 V input signals
ns
(3)
Same as above, but for 5.5 V input signals
2.5
16.5
T_OV2
Output Valid Delay, DT/R
80960JT
80960JD
80960JA/JF
0.5T_C + 7 0.5T_C + 9
0.5T_C + 7 0.5T_C + 9
ns
0.5T_C + 4 0.5T_C + 18
T_OF
Output Float Delay
2.5
13.5
ns
(4)
NOTE:
See Table 24 on page 47 for note definitions for this table.
44
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