74HC_HCT299_3

© NXP B.V. 2008. All rights reserved.

Product data sheet

Rev. 03 — 28 July 2008

7 of 24

NXP Semiconductors

74HC299; 74HCT299

8-bit universal shift register; 3-state

[2]

[3]

[4]

8.

Recommended operating conditions

9.

Static characteristics

Table 5.

Recommended operating conditions

Voltages are referenced to GND (ground = 0 V).

Symbol

Parameter

Conditions

74HC299

74HCT299

Unit

Min

Typ

Max

Min

Typ

Max

supply voltage

2.0

5.0

6.0

4.5

5.0

5.5

V

input voltage

0

-

0-

V

output voltage

0

-

0-

V

ambient temperature

−40

-

+125

−40

-

+125

°C

∆t/∆V

input transition rise and fall rate

-

-

625

-

-

-

ns/V

-

1.67

139

-

1.67

1.39

ns/V

-

-

83

-

-

-

ns/V

Table 6.

Static characteristics

At recommended operating conditions; voltages are referenced to GND (ground = 0 V).

Symbol

Parameter

Conditions

25

°C

−40 °C to

+85

°C

−40 °C to

+125

°C

Unit

Min

Typ

Max

Min

Max

Min

Max

74HC299

HIGH-level

input voltage

1.5

1.2

-

1.5

-

1.5

-

V

3.15

2.4

-

3.15

-

3.15

-

V

4.2

3.2

-

4.2

-

4.2

-

V

LOW-level

input voltage

-

0.8

0.5

-

0.5

-

0.5

V

-

2.1

1.35

-

1.35

-

1.35

V

-

2.8

1.8

-

1.8

-

1.8

V