GAL22V10B-25QJ datasheet(8/29 Pages) LATTICE

Part #	GAL22V10B-25QJ

Description	High Performance E2CMOS PLD Generic Array Logic

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Manufacturer	LATTICE [Lattice Semiconductor]

Direct Link	http://www.latticesemi.com

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Specifications GAL22V10

8

tpd

A

Input or I/O to Comb. Output

1

10

3

15

3

20

3

25

ns

tco

A

Clock to Output Delay

1

7

2

8

2

10

2

15

ns

tcf2

—

Clock to Feedback Delay

—

2.5

—

2.5

—

8

—

13

ns

tsu

—

Setup Time, Input or Fdbk before Clk

↑

6

—

10

—

12

—

15

—

ns

th

—

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)

fmax3

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

twh

—

Clock Pulse Duration, High

4

—

6

—

10

—

13

—

ns

twl

—

Clock Pulse Duration, Low

4

—

6

—

10

—

13

—

ns

ten

B

Input or I/O to Output Enabled

1

10

3

15

3

20

3

25

ns

tdis

C

Input or I/O to Output Disabled

1

9

3

15

3

20

3

25

ns

tar

A

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

1

13

3

20

3

25

3

25

ns

tarw

—

Asynch. Reset Pulse Duration

8

—

15

—

20

—

25

—

ns

tarr

—

Asynch. Reset to Clk

↑ Recovery Time

8

—

10

—

20

—

25

—

ns

tspr

—

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

CC = 5.0V, VI = 2.0V

C

I/O

I/O Capacitance

8

pF

V

CC = 5.0V, VI/O = 2.0V

*Characterized but not 100% tested.

PARAM.

TEST

COND.1

DESCRIPTION

COM / IND

IND

COM / IND

Capacitance (T

A = 25°C, f = 1.0 MHz)

AC Switching Characteristics

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