80960JD datasheet(35/61 Pages) INTEL

35 / 61 page

PRELIMINARY

80960JD

Table 18. 80960JD AC Characteristics (33 MHz) (Sheet 1 of 2)

Symbol

Parameter

Min

Max

Units

Notes

INPUT CLOCK TIMINGS

CLKIN Frequency

16.67

MHz

CLKIN Period

125

TCS

CLKIN Period Stability

± 250

(1, 2)

CLKIN High Time

Measured at 1.5 V (1)

TCL

CLKIN Low Time

Measured at 1.5 V (1)

TCR

CLKIN Rise Time

0.8 V to 2.0 V (1)

CLKIN Fall Time

2.0 V to 0.8 V (1)

SYNCHRONOUS OUTPUT TIMINGS

TOV1

Output Valid Delay, Except

ALE/ALE Inactive and DT/R

3.5

(3)

OV2

Output Valid Delay, DT/R

0.5T

C +

3.5

0.5T

C + 19

O F

Output Float Delay

3.5

(4)

SYNCHRONOUS INPUT TIMINGS

TIS1

Input Setup to CLKIN — AD31:0,

NMI, XINT7:0

(5)

IH1

Input Hold from CLKIN — AD31:0,

NMI, XINT7:0

(5)

TIS2

Input Setup to CLKIN — RDYRCV

and HOLD

(6)

TIH2

Input Hold from CLKIN —

RDYRCV and HOLD

(6)

IS3

Input Setup to CLKIN — RESET

(7)

TIH3

Input Hold from CLKIN — RESET

(7)

TIS4

Input Setup to RESET — ONCE,

STEST

(8)

IH4

Input Hold from RESET — ONCE,

STEST

(8)

RELATIVE OUTPUT TIMINGS

TLXL

ALE/ALE Width

0.5T

C - 8

(9)

LXA

Address Hold from ALE/ALE Inac-

tive

Equal Loading (9)

TDXD

DT/R Valid to DEN Active

Equal Loading (9)

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