TC7MA257FK datasheet(8/11 Pages) TOSHIBA

No. de pieza	TC7MA257FK

Descripción Electrónicos	Low Voltage Quad 2-Channel Multiplexer with 3.6 V Tolerant Inputs and Outputs

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Fabricante Electrónico	TOSHIBA [Toshiba Semiconductor]

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

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8 / 11 page

TC7MA257FK

2007-10-19

8

Dynamic Switching Characteristics (Ta = 25°C, Input: tr = tf = 2.0 ns, CL = 30 pF)

Characteristics

Symbol

Test Condition

VCC (V)

Typ.

Unit

VIH = 1.8 V, VIL = 0 V

(Note)

1.8

0.25

VIH = 2.5 V, VIL = 0 V

(Note)

2.5

0.6

Quiet output maximum dynamic VOL

VOLP

VIH = 3.3 V, VIL = 0 V

(Note)

3.3

0.8

V

VIH = 1.8 V, VIL = 0 V

(Note)

1.8

−0.25

VIH = 2.5 V, VIL = 0 V

(Note)

2.5

−0.6

Quiet output minimum dynamic VOL

VOLV

VIH = 3.3 V, VIL = 0 V

(Note)

3.3

−0.8

V

VIH = 1.8 V, VIL = 0 V

(Note)

1.8

1.5

VIH = 2.5 V, VIL = 0 V

(Note)

2.5

1.9

Quiet output minimum dynamic VOH

VOHV

VIH = 3.3 V, VIL = 0 V

(Note)

3.3

2.2

V

Note: This parameter is guaranteed by design.

Capacitive Characteristics (Ta = 25°C)

Characteristics

Symbol

Test Condition

VCC (V)

Typ.

Unit

Input capacitance

CIN

⎯

1.8, 2.5, 3.3

6

pF

Output capacitance

CO

⎯

1.8, 2.5, 3.3

7

pF

Power dissipation capacitance

CPD

fIN = 10 MHz

(Note)

1.8, 2.5, 3.3

20

pF

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

current consumption without load.

Average operating current can be obtained by the equation:

ICC (opr) = CPD･VCC･fIN + ICC

AC Test Circuit

Parameter

Switch

tpLH, tpHL

Open

tpLZ, tpZL

6.0 V

@VCC = 3.3 ± 0.3 V

VCC × 2

@VCC = 2.5 ± 0.2 V

@VCC = 1.8 ± 0.15 V

@VCC = 1.5 ± 0.1 V

@VCC = 1.2 V

tpHZ, tpZH

GND

VCC

Symbol

3.3

± 0.3 V

2.5

± 0.2 V

1.8

± 0.15 V

1.5

± 0.1 V

1.2 V

RL

500Ω

2kΩ

CL

30pF

15pF

6.0 V or VCC × 2

Open

GND

Switch

Output

Measure

Figure 1

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TC7MA257FK Datasheet(PDF) 8 Page - Toshiba Semiconductor

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