TC74LCX245FK_10 datasheet(6/12 Pages) TOSHIBA

Nome de Peças	TC74LCX245FK

Descrição Electrónicos	Low-Voltage Octal Bus Transceiver with 5-V Tolerant Inputs and Outputs

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Fabricante Electrônico	TOSHIBA [Toshiba Semiconductor]

Página de início	http://www.semicon.toshiba.co.jp/eng

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6 / 12 page

TC74LCX245F/FT/FK

2010-01-31

6

Dynamic Switching Characteristics (Ta = 25°C, input: tr = tf = 2.5 ns, CL = 50 pF, RL = 500 Ω)

Characteristics

Symbol

Test Condition

VCC (V)

Typ.

Unit

Quiet output maximum

dynamic VOL

VOLP

VIH = 3.3 V, VIL = 0 V

3.3

0.8

V

Quiet output minimum

dynamic VOL

|VOLV| VIH = 3.3 V, VIL = 0 V

3.3

0.8

V

Capacitive Characteristics (Ta = 25°C)

Characteristics

Symbol

Test Condition

VCC (V)

Typ.

Unit

Input capacitance

CIN

DIR, OE

3.3

7

pF

Bus input capacitance

CI/O

An, Bn

3.3

8

pF

Power dissipation capacitance

CPD

fIN = 10 MHz

(Note)

3.3

25

pF

Note:

CPD is defined as the value of the internal equivalent capacitance which is calculated from the operating

current consumption.

Average operating current can be obtained by the equation:

ICC (opr) = CPD･VCC･fIN + ICC/8 (per bit)

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