74LVC_LVCH244A_6

© NXP B.V. 2009. All rights reserved.

Product data sheet

Rev. 06 — 13 August 2009

6 of 18

NXP Semiconductors

74LVC244A; 74LVCH244A

Octal buffer/line driver; 3-state

8.

Recommended operating conditions

9.

Static characteristics

Table 5.

Recommended operating conditions

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

supply voltage

maximum speed

performance

2.7

-

3.6

V

functional

1.2

-

3.6

V

input voltage

0

-

5.5

V

output voltage

output HIGH or LOW

0

-

V

output 3-state

0

-

5.5

V

ambient temperature

in free air

−40

-

+125

°C

∆t/∆V

input transition rise and fall rate

0

-

20

ns/V

0

-

10

ns/V

Table 6.

Static characteristics

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

Symbol

Parameter

Conditions

−40 °C to +85 °C

−40 °C to +125 °C Unit

Min

Typ[1]

Max

Min

Max

HIGH-level input

voltage

--

-V

2.0

-

-

2.0

-

V

LOW-level input

voltage

-

-

0

-

0

V

-

-

0.8

-

0.8

V

HIGH-level output

voltage

-

V

2.2

-

-

2.05

-

V

2.4

-

-

2.25

-

V

2.2

-

-

2.0

-

V

LOW-level output

voltage

-

0

0.20

-

0.3

V

-

-

0.40

-

0.6

V

-

-

0.55

-

0.8

V

input leakage

current

[2]

-

±0.1

±5-

±20

µA

OFF-state output

current

[2][3]

-

±0.1

±5-

±20

µA

power-off leakage

current

-

±0.1

±10

-

±20

µA

supply current

-

0.1

10

-

40

µA

additional supply

current

-

5

500

-

5000

µA