Specifications GAL16V8Z

GAL16V8ZD

11

Specifications GAL16V8Z

A

Input or I/O to Combinational Output

3

12

3

15

ns

A

Clock to Output Delay

2

8

2

10

ns

—

Clock to Feedback Delay

—

6

—

7

ns

—

Setup Time, Input or Feedback before Clock

↑

10

—

15

—

ns

—

Hold Time, Input or Feedback after Clock

↑

0—

0—

ns

A

Maximum Clock Frequency with

55

—

40

—

MHz

External Feedback, 1/(tsu + tco)

A

Maximum Clock Frequency with

62.5

—

45.5

—

MHz

Internal Feedback, 1/(tsu + tcf)

A

Maximum Clock Frequency with

83.3

—

62.5

—

MHz

No Feedback

—

Clock Pulse Duration, High

6

—

8

—

ns

—

Clock Pulse Duration, Low

6

—

8

—

ns

B

Input or I/O to Output Enabled

—

12

—

15

ns

B

OE to Output Enabled

—

12

—

15

ns

C

Input or I/O to Output Disabled

—

15

—

15

ns

C

OE to Output DIsabled

—

12

—

15

ns

—

Last Active Input to Standby

60

140

50

150

ns

—

Standby to Active Output

6

13

5

15

ns

PARAMETER

UNITS

-15

MIN. MAX.

TEST

DESCRIPTION

-12

MIN. MAX.

COM

COM

1) Refer to Switching Test Conditions section.

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

3) Refer to fmax Specification section.

4) Add

POWER

INPUT or

I/O FEEDBACK

OE

CLK

OUTPUT

Icc

Isb

*

* Note: Rising clock edges

are allowed during

outputs are not guaranteed.

AC Switching Characteristics

Over Recommended Operating Conditions

Standby Power Timing Waveforms