HD74AC245TELL datasheet(4/9 Pages) RENESAS

Part #	HD74AC245TELL

Description	Octal Bi-directional Transceiver with 3-State Input/Output

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Manufacturer	RENESAS [Renesas Technology Corp]

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4 / 9 page

HD74AC245/HD74ACT245

Rev.2.00, Jul.16.2004, page 4 of 8

DC Characteristics: HD74ACT245

Ta = 25

°°°°C

Ta = –40 to

+85

°°°°C

Item

Sym-

bol

V

CC

(V)

min.

typ.

max.

min.

max.

Unit

Condition

4.5

2.0

1.5

—

2.0

—

V

IH

5.5

2.0

1.5

—

2.0

—

V

OUT = 0.1 V or VCC–0.1 V

4.5

—

1.5

0.8

—

0.8

Input voltage

V

IL

5.5

—

1.5

0.8

—

0.8

V

OUT = 0.1 V or VCC –0.1 V

4.5

4.4

4.49

—

4.4

—

5.5

5.4

5.49

—

5.4

—

V

IN = VIL or VIH

I

OUT = –50 µA

4.5

3.94

—

3.80

—

I

OH = –24 mA

V

OH

5.5

4.94

—

4.80

—

V

IN = VIL

I

OH = –24 mA

4.5

—

0.001

0.1

—

0.1

5.5

—

0.001

0.1

—

0.1

V

IN = VIL or VIH

I

OUT = 50 µA

4.5

—

0.32

—

0.37

I

OL = 24 mA

Output voltage

V

OL

5.5

—

0.32

—

0.37

V

IN = VIL

I

OL = 24 mA

Input current

I

IN

5.5

—

±0.1

—

±1.0

µAV

IN = VCC or GND

3 State current

I

OZ

5.5

—

±0.5

—

±5.0

µAV

IN = VIL, VIH

V

OUT = VCC or GND

I

CC/input current

I

CCT

5.5

—

0.6

—

1.5

mA

V

IN = VCC–2.1 V

I

OLD

5.5

—

86

—

mA

V

OLD = 1.1 V

Dynamic output

current*

I

OHD

5.5

—

–75

—

mA

V

OHD = 3.85 V

Quiescent supply

current

I

CC

5.5

—

8.0

—

80

µAV

IN = VCC or ground

*Maximum test duration 2.0 ms, one output loaded at a time.

AC Characteristics: HD74AC245

Ta = +25°C

C

L = 50 pF

Ta = –40°C to +85°C

C

L = 50 pF

Item

Symbol

V

CC (V)*

1

Min

Typ

Max

Min

Max

Unit

Propagation delay

t

PLH

3.3

1.0

5.0

8.5

1.0

9.0

ns

Data to output

5.0

1.0

3.5

6.5

1.0

7.0

Propagation delay

t

PHL

3.3

1.0

5.0

8.5

1.0

9.0

ns

Data to output

5.0

1.0

3.5

6.0

1.0

7.0

Output enable time

t

ZH

3.3

1.0

7.0

11.5

1.0

12.5

ns

5.0

1.0

5.0

8.5

1.0

9.0

Output enable time

t

ZL

3.3

1.0

7.5

12.0

1.0

13.5

ns

5.0

1.0

5.5

9.0

1.0

9.5

Output disable time

t

HZ

3.3

1.0

6.5

12.0

1.0

12.5

ns

5.0

1.0

5.5

9.0

1.0

10.0

Output disable time

t

LZ

3.3

1.0

7.0

11.5

1.0

13.0

ns

5.0

1.0

5.5

9.0

1.0

10.0

Note:

1. Voltage Range 3.3 is 3.3 V ± 0.3 V

Voltage Range 5.0 is 5.0 V ± 0.5 V

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