Specifications GAL22V10

9

A

Input or I/O to Comb. Output

1

10

3

15

3

20

3

25

ns

A

Clock to Output Delay

1

7

2

8

2

10

2

15

ns

—

Clock to Feedback Delay

—

2.5

—

2.5

—

8

—

13

ns

—

Setup Time, Input or Fdbk before Clk↑

6

—

10

—

12

—

15

—

ns

—

Hold Time, Input or Fdbk after Clk↑

0—

0—

0

—

0

—

ns

A

Maximum Clock Frequency with

83.3

—

55.5

—

41.6

—

33.3

—

MHz

External Feedback, 1/(tsu + tco)

A

Maximum Clock Frequency with

110

—

80

—

45.4

—

35.7

—

MHz

Internal Feedback, 1/(tsu + tcf)

A

Maximum Clock Frequency with

125

—

83.3

—

50

—

38.5

—

MHz

No Feedback

—

Clock Pulse Duration, High

4

—

6

—

10

—

13

—

ns

—

Clock Pulse Duration, Low

4

—

6

—

10

—

13

—

ns

B

Input or I/O to Output Enabled

1

10

3

15

3

20

3

25

ns

C

Input or I/O to Output Disabled

1

9

3

15

3

20

3

25

ns

A

Input or I/O to Asynch. Reset of Reg.

1

13

3

20

3

25

3

25

ns

—

Asynch. Reset Pulse Duration

8

—

15

—

20

—

25

—

ns

—

Asynch. Reset to Clk↑ Recovery Time

8

—

10

—

20

—

25

—

ns

—

Synch. Preset to Clk↑ Recovery Time

8

—

10

—

14

—

15

—

ns

Specifications GAL22V10D

-10

MIN. MAX.

-25

MIN. MAX.

-20

MIN. MAX.

-15

MIN. MAX.

Over Recommended Operating Conditions

UNITS

1) Refer to Switching Test Conditions section.

2) Calculated from fmax with internal feedback. Refer to fmax Description section.

3) Refer to fmax Description section.

SYMBOL

PARAMETER

MAXIMUM*

UNITS

TEST CONDITIONS

C

I

Input Capacitance

8

pF

V

C

I/O

I/O Capacitance

8

pF

V

*Characterized but not 100% tested.

PARAM.

TEST

DESCRIPTION

COM / IND

IND

COM / IND

COM / IND

Capacitance (T

AC Switching Characteristics