7.20

2

IDT54/74FCT827A/B/C

HIGH-PERFORMANCE CMOS BUFFERS

MILITARY AND COMMERCIAL TEMPERATURE RANGES

LOGIC SYMBOL

PIN CONFIGURATIONS

PIN DESCRIPTION

FUNCTION TABLE

(1)

NOTE:

2609 tbl 03

1. H = HIGH, L = LOW, X = Don’t Care, Z = High Impedance

2609 tbl 02

ABSOLUTE MAXIMUM RATINGS

(1)

°C, f = 1.0MHz)

NOTES:

2609 tbl 04

1. Stresses greater than those listed under ABSOLUTE MAXIMUM

RATINGS may cause permanent damage to the device. This is a stress

rating only and functional operation of the device at these or any other

conditions above those indicated in the operational sections of this

specification is not implied. Exposure to absolute maximum rating

con-

ditions for extended periods may affect reliability. No terminal voltage may

2. Input and VCC terminals only.

3. Outputs and I/O terminals only.

Symbol

Conditions

Typ.

Max.

Unit

Input

Capacitance

6

10

pF

Output

Capacitance

8

12

pF

NOTE:

2609 tbl 05

1. This parameter is measured at characterization but not tested.

DIP/CERPACK/SOIC

TOP VIEW

LCC

TOP VIEW

Symbol

Rating

Commercial

Military

Unit

with Respect to

GND

–0.5 to +7.0

–0.5 to +7.0

V

with Respect to

GND

V

Operating

Temperature

0 to +70

–55 to +125

°C

Temperature

Under Bias

–55 to +125

–65 to +135

°C

Storage

Temperature

–55 to +125

–65 to +150

°C

Power Dissipation

0.5

0.5

W

DC Output

Current

120

120

mA

10

GND

1

2

3

4

5

6

7

8

9

10

13

14

15

16

17

18

19

20

P24-1

D24-1

E24-1

&

SO24-2

11

12

21

22

23

24

INDEX

NC

32

20

19

1

4

5

6

7

8

18

17

16

15

14

9

10

11

1213

L28-1

NC

21

22

23

24

25

26

27

28

10

2609 drw 02

2609 drw 03

2609 drw 04

Name

I/O

Description

I

When both are LOW, the outputs are

enabled. When either one or both are

HIGH, the outputs are High Z.

I

10-bit data input.

O

10-bit data output.

Inputs

Output

OE

OE

Function

L

L

L

L

L

H

L

H

Transparent

H

X

X

H

X

X

Z

Z

Three-State