SN74LS374 データシートの表示（PDF） - Motorola => Freescale

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SN74LS374

Octal transparent latch with 3-state outputs

Motorola => Freescale 

SN54 / 74LS374

AC WAVEFORMS

tWH

CP

Dn

tPLH

OUTPUT

1.3 V

tWL

1.3 V

1.3 V

ts

th

1.3 V

tPHL

1.3 V

1.3 V

OE

tPZL

VOUT

1.3 V

1.3 V

Figure 6

1.3 V

0.5 V

tPLZ

≈ 1.3 V

VOL

Figure 5

OE

tPZH

VOUT

1.3 V

tPHZ

1.3 V

Figure 7

1.3 V

≥ VOH

≈ 1.3 V

0.5 V

TO OUTPUT

UNDER TEST

VCC

RL

SW1

AC LOAD CIRCUIT

5.0 kΩ

CL*

SW2

SWITCH POSITIONS

SYMBOL

SW1

SW2

tPZH

tPZL

tPLZ

tPHZ

Open

Closed

Closed

Closed

Closed

Open

Closed

Closed

* Includes Jig and Probe Capacitance.

Figure 8

FAST AND LS TTL DATA

5-525

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