Specifications GAL16LV8D

11

-3

MIN. MAX.

-5

MIN. MAX.

A

Input or I/O to Combinational Output

1

3.5

1

5

ns

A

Clock to Output Delay

1

2.5

1

3

ns

—

Clock to Feedback Delay

—

2

—

2

ns

—

Setup Time, Input or Feedback before Clock↑

3—

4

—

ns

Hold Time, Input or Feedback after Clock↑

0—

0

—

ns

A

Maximum Clock Frequency with

180

—

142.8

—

MHz

External Feedback, 1/(tsu + tco)

A

Maximum Clock Frequency with

200

—

166

—

MHz

Internal Feedback, 1/(tsu + tcf)

A

Maximum Clock Frequency with

250

—

166

—

MHz

No Feedback

—

Clock Pulse Duration, High

2

—

3

—

ns

—

Clock Pulse Duration, Low

2

—

3

—

ns

B

Input or I/O to Output Enabled

—

4.5

—

6

ns

B

OE to Output Enabled

—

3.5

—

5

ns

C

Input or I/O to Output Disabled

—

4.5

—

6

ns

C

OE to Output Disabled

—

3.5

—

5

ns

UNITS

PARAMETER

TEST

DESCRIPTION

1) Refer to Switching Test Conditions section.

2) Minimum values for tpd and tco are not 100% tested but established by characterization.

3) Calculated from fmax with internal feedback. Refer to fmax Descriptions section.

4) Refer to fmax Descriptions section. Characterized but not 100% tested.

COM

COM

SYMBOL

PARAMETER

TYPICAL

UNITS

TEST CONDITIONS

C

I

Input Capacitance

5

pF

V

C

I/O

I/O Capacitance

5

pF

V

AC Switching Characteristics

Over Recommended Operating Conditions

Capacitance (T