N74F125D 데이터 시트보기 (PDF) - NXP Semiconductors.

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N74F125D

Quad buffers; 3-State

NXP Semiconductors. 

NXP Semiconductors

10. Dynamic characteristics

Table 7. Dynamic characteristics

GND = 0 V. Test circuit is shown in Figure 6.

Symbol Parameter

Conditions

tPLH

LOW to HIGH

nA to nY, see Figure 4

propagation delay

tPHL

HIGH to LOW

nA to nY; see Figure 4

propagation delay

tPZH

OFF-state to HIGH nOE to nY; see Figure 5

propagation delay

tPZL

OFF-state to LOW nOE to nY; see Figure 5

propagation delay

tPHZ

HIGH to OFF-state nOE to nY; see Figure 5

propagation delay

tPLZ

LOW to OFF-state nOE to nY; see Figure 5

propagation delay

11. Waveforms

74F125

Quad buffers; 3-state

25 C; VCC = 5.0 V 0 C to +70 C;

Unit

VCC = 5.0 V  0.5 V

Min Typ Max Min

Max

2.0 4.0 6.0

2.0

6.5 ns

3.0 5.5 7.5

3.0

8.0 ns

3.5 5.5 7.5

3.5

8.5 ns

4.0 6.0 8.0

4.0

9.0 ns

1.5 3.5 5.0

1.5

6.0 ns

1.5 3.5 5.5

1.5

6.0 ns

VI

nA input

GND

VOH

nY output

VOL

VM

tPHL

VM

tPLH

mna230

Fig 4.

VM = 1.5 V

VOL and VOH are typical voltage output levels that occur with the output load.

Propagation delay input (nA) to output (nY)

74F125

Product data sheet

All information provided in this document is subject to legal disclaimers.

Rev. 3 — 18 January 2013

© NXP B.V. 2013. All rights reserved.

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