74LVCH245APW datasheet(7/20 Pages) PHILIPS

Il numero della parte	74LVCH245APW

Spiegazioni elettronici	Octal bus transceiver with direction pin with 5 V tolerant input/outputs (3-state)

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Produttore elettronici	PHILIPS [NXP Semiconductors]

Homepage	http://www.nxp.com

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7 / 20 page

2003 May 07

7

Philips Semiconductors

Product speciﬁcation

Octal bus transceiver with direction pin with 5 V tolerant

input/outputs (3-state)

74LVC245A;

74LVCH245A

DC CHARACTERISTICS

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

SYMBOL

PARAMETER

TEST CONDITIONS

MIN.

TYP.(1) MAX.

UNIT

OTHER

VCC (V)

Tamb = −40 to +85 °C

VIH

HIGH-level input

voltage

1.2

VCC

−−

V

2.7 to 3.6

2.0

−−

V

VIL

LOW-level input voltage

1.2

−−

0V

2.7 to 3.6

−−

0.8

V

VOH

HIGH-level output

voltage

VI =VIH or VIL

IO = −100 µA

2.7 to 3.6

VCC − 0.2

VCC

−

V

IO = −12 mA

2.7

VCC − 0.5

−−

V

IO = −18 mA

3.0

VCC − 0.6

−−

V

IO = −24 mA

3.0

VCC − 0.8

−−

V

VOL

LOW-level output

voltage

VI =VIH or VIL

IO = 100 µA

2.7 to 3.6

−

0

0.2

V

IO = 12 mA

2.7

−−

0.4

V

IO = 24 mA

3.0

−−

0.55

V

ILI

input leakage current

VI = 5.5 V or GND; note 2

3.6

−±0.1

±5

µA

IOZ

3-state output

OFF-state current

VI =VIH or VIL;

VO = 5.5 V or GND;

notes 2 and 3

3.6

−±0.1

±5

µA

Ioff

power off leakage

supply

VI or VO = 5.5 V

0.0

−±0.1

±10

µA

ICC

quiescent supply

current

VI =VCC or GND; IO = 0

3.6

−

0.1

10

µA

∆I

CC

additional quiescent

supply current per pin

VI =VCC − 0.6 V; IO = 0

2.7 to 3.6

−

5

500

µA

IBH(L)

bus-hold LOW

sustaining current

VI = 0.8 V; notes 4, 5 and 6

3.0

75

−−

µA

IBH(H)

bus-hold HIGH

sustaining current

VI = 2.0 V; notes 4, 5 and 6

3.0

−75

−−

µA

IBH(LO)

bus-hold LOW overdrive

current

notes 4, 5 and 7

3.6

500

−−

µA

IBH(HO)

bus-hold HIGH

overdrive current

notes 4, 5 and 7

3.6

−500

−−

µA

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