74AVCH2T45 datasheet(9/29 Pages) PHILIPS

9 / 29 page

74AVCH2T45_1

Product data sheet

Rev. 01 — 3 July 2007

9 of 29

NXP Semiconductors

74AVCH2T45

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

[1]

VCCI is the supply voltage associated with the data input port.

[2]

VCCO is the supply voltage associated with the output port.

IBHLO

bus hold LOW

overdrive current

VI = GND to VCCI

[1]

VCC(A) = VCC(B) = 1.6 V

125

µA

VCC(A) = VCC(B) = 1.95 V

200

µA

VCC(A) = VCC(B) = 2.7 V

300

µA

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

500

µA

IBHHO

bus hold HIGH

overdrive current

VI = GND to VCCI

[1]

VCC(A) = VCC(B) = 1.6 V

−125

µA

VCC(A) = VCC(B) = 1.95 V

−200

µA

VCC(A) = VCC(B) = 2.7 V

−300

µA

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

−500

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] --

±7.5

µA

IOFF

power-off leakage

current

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

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

±35

µA

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

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

±35

µA

ICC

supply current

A port; VI = GND or VCCI; IO = 0 A

[1]

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

11.5

µA

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

11.5

µA

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

−80

µA

B port; VI = GND or VCCI; IO = 0 A

[1]

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

11.5

µA

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

−80

µA

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

11.5

µA

A plus B port (ICC(A) + ICC(B)); IO = 0 A;

VI = GND or VCCI;

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

[1] --

µA

Table 7.

Static characteristics …continued

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

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