74AVCH2T45 datasheet(6/31 Pages) NXP

Il numero della parte	74AVCH2T45

Spiegazioni elettronici	Dual-bit, dual-supply voltage level translator/transceiver; 3-state

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Produttore elettronici	NXP [NXP Semiconductors]

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74AVCH2T45_3

Product data sheet

Rev. 03 — 6 May 2009

6 of 31

NXP Semiconductors

74AVCH2T45

Dual-bit, dual-supply voltage level translator/transceiver; 3-state

10. Static characteristics

Table 7.

Static characteristics

At recommended operating conditions; voltages are referenced to GND (ground = 0 V). All unused data inputs of the device

must be held at VCCI or GND to ensure proper device operation.

Symbol Parameter

Conditions

Min

Typ

Max

Unit

Tamb = 25 °C

VOH

HIGH-level output

voltage

VI = VIH

IO = −1.5 mA; VCC(A) =VCC(B) = 0.8 V

-

0.69

-

V

VOL

LOW-level output

voltage

VI = VIL

IO = 1.5 mA; VCC(A) =VCC(B) = 0.8 V

-

0.07

-

V

II

input leakage

current

DIR input; VI = GND to VCC(A);

VCC(A) =VCC(B) = 0.8 V to 3.6 V

-

±0.025 ±0.25

µA

IBHL

bus hold LOW

current

VI = 0.42 V; VCC(A) = VCC(B) = 1.2 V

-

26

-

µA

IBHH

bus hold HIGH

current

VI = 0.78 V; VCC(A) = VCC(B) = 1.2 V

-

−24

-

µA

IBHLO

bus hold LOW

overdrive current

VI = GND to VCCI;

VCC(A) =VCC(B) = 1.2 V

[1] -28

-

µA

IBHHO

bus hold HIGH

overdrive current

VI = GND to VCCI;

VCC(A) =VCC(B) = 1.2 V

[1] -

−26

-

µA

IOZ

OFF-state output

current

A or B port; VO = GND or VCCO;

VCC(A) =VCC(B) = 0.8 V to 3.6 V

[2] -

±0.5

±2.5

µA

IOFF

power-off leakage

current

A port; VI or VO = 0 V to 3.6 V;

VCC(A) =0V;VCC(B) = 0.8 V to 3.6 V

-

±0.1

±1.0

µA

B port; VI or VO = 0 V to 3.6 V;

VCC(B) =0V;VCC(A) = 0.8 V to 3.6 V

-

±0.1

±1.0

µA

CI

input capacitance

DIR input; VI = GND or 3.3 V;

VCC(A) =VCC(B) = 3.3 V

-

1.0

-

pF

CI/O

input/output

capacitance

A and B port; suspend mode;

VO =VCCO or GND;

VCC(A) =VCC(B) = 3.3 V

[2] -

4.0

-

pF

Tamb = −40 °C to +85 °C

VIH

HIGH-level input

voltage

data input

[1]

VCCI = 0.8 V

0.7VCCI

--

V

VCCI = 1.1 V to 1.95 V

0.65VCCI

--

V

VCCI = 2.3 V to 2.7 V

1.6

-

V

VCCI = 3.0 V to 3.6 V

2.0

-

V

DIR input

[1]

VCCI = 0.8 V

0.7VCC(A)

--

V

VCCI = 1.1 V to 1.95 V

0.65VCC(A)

--

V

VCCI = 2.3 V to 2.7 V

1.6

-

V

VCCI = 3.0 V to 3.6 V

2.0

-

V

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