Test circuit, Off), i – Renesas HD74HC1G66 User Manual

Page 6

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HD74HC1G66

Rev.8.00, Jan.27.2004, page 6 of 8

Test Circuit

V

OUT

+

V

CC

V

CC

GND

(ON)

V

V

C

= V

IH

V

IN

= V

CC

R

ON

1.0 mA

V

IN-OUT

R

ON

=

10

–3

(Ω)

V

IN-OUT

GND

(OFF)

A

V

C

= V

IL

V

C

= V

IL

V

IN

= V

CC

or GND

V

IN

= V

CC

or GND

V

CC

V

CC

V

CC

V

CC

V

OUT

= GND

or V

CC

V

OUT

OPEN

GND

(ON)

A

I

S

(off), I

S

(on)

GND

(ON)

V

C

= V

IH

V

IN

V

IN

V

CC

t

PLH

t

PHL

V

CC

V

CC

V

OUT

V

OUT

R

L

=

10 k

C

L

=

50 pF

V

OL

V

OH

GND

90% 90%

50%

50%

50%

50%

10%

10%

t

PLH

, t

PHL

t

r

= 6 ns

t

f

= 6 ns

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