82C59A Datasheet, PDF(17/20 Page) Intersil Corporation – CMOS Priority Interrupt Controller

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82C59A Datasheet, PDF (17/20 Pages) Intersil Corporation – CMOS Priority Interrupt Controller

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AC Test Circuit

82C59A

OUTPUT FROM

DEVICE UNDER

TEST

(NOTE)

TEST

POINT

NOTE: Includes stray and jig capacitance.

TEST CONDITION DEFINITION TABLE

TEST

CONDITION

1.7V

VCC

523â¦

1.8kâ¦

Open

1.8kâ¦

100pF

50pF

AC Testing Input, Output Waveform

INPUT

VIH +0.4V

1.5V

VIL - 0.4V

OUTPUT

VOH

1.5V

VOL

NOTE: AC Testing: All input signals must switch between VIL - 0.4V and VIH + 0.4V. Input rise and fall times are driven at 1ns/V.

Timing Waveforms

ADDRESS BUS

DATA BUS

(4)

TAHWL

(6)

TWLWH

(5)

TWHAX

(7)

TDVWH

(8)

TWHDX

FIGURE 12. WRITE

4-17

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