4

PS8495A

09/28/04

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PI49FCT32806

3.3V, 2 x 1:5 CMOS Clock Driver

Switching Characteristics over Operating Range

Test

Switch

Disable LOW

6V

Enable LOW

Disable HIGH

GND

Enable HIGH

All Other Inputs

Open

SwitchPosition

Definitions:

Generator.

l

o

b

m

y

Sn

o

i

t

p

i

r

c

s

e

Dn

o

i

t

i

d

n

o

C.

x

a

M

)

2

(

s

t

i

n

U

L

P

H

P

y

a

l

e

D

n

o

it

a

g

a

p

o

r

P

n

B

o

t

A

)

4

(

F

p

5

10

.

3

s

n

e

m

i

T

ll

a

F

/

e

s

i

R

)

2

(

V

0

.

2

-

V

5

.

0

F

p

5

15

.

1

t

)

p

(

K

S

w

e

k

S

e

s

l

u

P

)

2

(

t

u

p

t

u

O

e

m

a

S7

.

0

t

)

o

(

K

S

w

e

k

S

t

u

p

t

u

O

)

2

(

e

m

a

S

,

e

g

a

k

c

a

P

k

n

a

B

e

m

a

S

7

2

.

0

t

)

t

(

K

S

w

e

k

S

e

g

a

k

c

a

P

)

2

(

,

e

c

i

v

e

D

e

m

a

S

k

n

a

B

e

m

a

S

5

5

.

0

Z

t

,

,

H

Z

L

t

H

e

l

b

a

s

i

D

/

e

l

b

a

n

E

e

m

i

T

F

p

5

1

=2

.

5

F

X

A

M

y

c

n

e

u

q

e

r

F

t

u

p

n

F

p

5

1

=3

3

1z

H

M

Note:

2. These parameters are guaranteed by design

3. Minimum propagation delay of 1.5ns is guaranteed but not tested.

pulse generator

Pulse

Generator

f = 10MHz

D.U.T.

500

Ω

500

Ω

15pF

+6.0V

Tests Circuit for Enable/Disable Time

D.U.T.

Pulse

Generator

f = 125MHz