TC74LCX126F(2007) 데이터 시트보기 (PDF) - Toshiba

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TC74LCX126F
(Rev.:2007)

TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic

Toshiba 

AC Test Circuit

Switch

Output

Open

6.0 V

GND

Measure

CL = 50 pF

RL = 500 Ω

TC74LCX126F/FT/FK

Parameter

tpLH, tpHL

tpLZ, tpZL

tpHZ, tpZH

Switch

Open

6.0 V

GND

AC Waveform

Input

(A)

Output

(Y)

Figure 1

tr 2.5 ns

tf 2.5 ns

90%

1.5 V

10%

tpLH

1.5 V

tpHL

Figure 2 tpLH, tpHL

2.7 V

GND

VOH

VOL

Output Enable

(OE)

Output (Y)

Low to Off to Low

Output (Y)

High to Off to High

tf 2.5 ns

tpLZ

tr 2.5 ns

10%

90%

1.5 V

tpZL

tpHZ

VOL

+ 0.3 V

tpZH

VOH − 0.3 V

Outputs

enabled

Outputs

disabled

1.5 V

1.5 V

Outputs

enabled

Figure 3 tpLZ, tpHZ, tpZL, tpZH

2.7 V

GND

3.0 V

VOL

VOH

GND

5

2007-10-19

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