74LVC245APW datasheet(5/17 Pages) NXP

Il numero della parte	74LVC245APW

Spiegazioni elettronici	Octal bus transceiver; 3-state

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74LVC_LVCH245A_5

Product data sheet

Rev. 05 — 25 August 2009

5 of 17

NXP Semiconductors

74LVC245A; 74LVCH245A

Octal bus transceiver; 3-state

8.

Recommended operating conditions

9.

Static characteristics

Table 5.

Recommended operating conditions

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

VCC

supply voltage

maximum speed

performance

2.7

-

3.6

V

functional

1.2

-

3.6

V

VI

input voltage

0

-

5.5

V

VO

output voltage

output HIGH or LOW

0

-

VCC

V

output 3-state

0

-

5.5

V

Tamb

ambient temperature

in free air

−40

-

+125

°C

∆t/∆V

input transition rise and fall rate

VCC = 1.2 V to 2.7 V

0

-

20

ns/V

VCC = 2.7 V to 3.6 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

VIH

HIGH-level input

voltage

VCC = 1.2 V

VCC

--

VCC

-V

VCC = 2.7 V to 3.6 V

2.0

-

2.0

-

V

VIL

LOW-level input

voltage

VCC = 1.2 V

-

0

-

0

V

VCC = 2.7 V to 3.6 V

-

0.8

-

0.8

V

VOH

HIGH-level output

voltage

VI =VIH or VIL

IO = −100 µA;

VCC = 2.7 V to 3.6 V

VCC − 0.2

VCC

-VCC − 0.3

-

V

IO = −12 mA; VCC = 2.7 V

2.2

-

2.05

-

V

IO = −18 mA; VCC = 3.0 V

2.4

-

2.25

-

V

IO = −24 mA; VCC = 3.0 V

2.2

-

2.0

-

V

VOL

LOW-level output

voltage

VI =VIH or VIL

IO = 100 µA;

VCC = 2.7 V to 3.6 V

-

0

0.20

-

0.3

V

IO = 12 mA; VCC = 2.7 V

-

0.40

-

0.6

V

IO = 24 mA; VCC = 3.0 V

-

0.55

-

0.8

V

II

input leakage

current

VI = 5.5 V or GND; VCC = 3.6 V

[2]

-

±0.1

±5-

±20

µA

IOZ

OFF-state output

current

VI =VIH or VIL;

VO = 5.5 V or GND;

VCC = 3.6 V

[2][3]

-

±0.1

±5-

±20

µA

IOFF

power-off leakage

current

VI or VO = 5.5 V; VCC = 0.0 V

-

±0.1

±10

-

±20

µA

ICC

supply current

VI =VCC or GND; IO =0A;

VCC = 3.6 V

-

0.1

10

-

40

µA

∆ICC

additional supply

current

per input pin; VI =VCC − 0.6 V;

IO = 0 A; VCC = 2.7 V to 3.6 V

-

5

500

-

5000

µA

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