SN74LS251 Datasheet, PDF(5/8 Page) ON Semiconductor

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SN74LS251 Datasheet, PDF (5/8 Pages) ON Semiconductor – LOW POWER SCHOTTKY

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SN74LS251

3-STATE AC WAVEFORMS

VIN

VOUT

1.3 V

tPLH

1.3 V

Figure 1.

1.3 V

tPHL

1.3 V

VIN

VOUT

1.3 V

tPHL

1.3 V

tPLH

1.3 V

Figure 2.

tPZL

VOUT

1.3 V

Figure 3.

1.3 V

0.5 V

tPLZ

â 1.3 V

VOL

0.5 V

tPZH

VOUT

1.3 V

tPHZ

1.3 V

â¥ VOH

â 1.3 V

0.5 V

Figure 4.

TO OUTPUT

UNDER TEST

VCC

SW1

AC LOAD CIRCUIT

5 kâ¦

CL*

SW2

SWITCH POSITIONS

SYMBOL

tPZH

tPZL

tPLZ

tPHZ

SW1

Open

Closed

SW2

Closed

Open

Closed

* Includes Jig and Probe Capacitance.

Figure 5.

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