Ac waveforms, Ac characteristics(1), Atf22v10c(q)z – Rainbow Electronics ATF22V10CQZ User Manual

Page 4: Ac characteristics

Advertising
background image

ATF22V10C(Q)Z

4

AC Waveforms

Note:

1. See ordering information for valid part numbers.

INPUTS, I/O

REG. FEEDBACK

SYNCH. PRESET

CP

ASYNCH. RESET

REGISTERED

OUTPUTS

COMBINATORIAL

OUTPUTS

VALID

VALID

VALID

VALID

VALID

VALID

OUTPUT

DISABLED

OUTPUT

DISABLED

tS

tH

tW

tW

tP

tAR

tAW

tAP

tCO

tPD

tER

tEA

tEA

tER

AC Characteristics

(1)

Symbol

Parameter

-12

-15

-20

Units

Min

Max

Min

Max

Min

Max

t

PD

Input or Feedback to Non-registered Output

3

12

3

15

3

20

ns

t

CF

Clock to Feedback

6

4.5

8

ns

t

CO

Clock to Output

2

8

2

8

2

12

ns

t

S

Input or Feedback Setup Time

10

10

14

ns

t

H

Input Hold Time

0

0

0

ns

t

W

Clock Width

6

6

10

ns

f

MAX

External Feedback 1/(t

S

+ t

CO

)

Internal Feedback 1/(t

S

+ t

CF

)

No Feedback 1/(t

P

)

55.5

62

83.3

55.5

69

83.3

38.5
45.5
50.0

MHz
MHz
MHz

t

EA

Input to Output Enable - Product Term

3

12

3

15

3

20

ns

t

ER

Input to Output Disable - Product Term

2

15

3

15

3

20

ns

t

PZX

OE Pin to Output Enable

2

12

2

15

2

20

ns

t

PXZ

OE Pin to Output Disable

2

15

2

15

2

20

ns

t

AP

Input or I/O to Asynchronous Reset of
Register

3

10

3

15

3

22

ns

t

SP

Setup Time, Synchronous Preset

10

10

14

ns

t

AW

Asynchronous Reset Width

7

8

20

ns

t

AR

Asynchronous Reset Recovery Time

5

6

20

ns

t

SPR

Synchronous Preset to Clock Recovery
Time

10

10

14

ns

Advertising