74CBTLV3257

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Product data sheet

Rev. 2 — 26 November 2010

9 of 19

NXP Semiconductors

74CBTLV3257

Quad 1-of-2 multiplexer/demultiplexer

10. Dynamic characteristics

[1]

[2]

The propagation delay is the calculated RC time constant of the on-state resistance of the switch and the load capacitance, when driven

by an ideal voltage source (zero output impedance).

[3]

[4]

[5]

Table 8.

Dynamic characteristics

GND = 0 V; for test circuit see Figure 16

Symbol Parameter

Conditions

Min

Typ[1]

Max

Min

Max

propagation delay

nA to nBn or nBn to nA;

see Figure 14

[2][3]

-

-

0.15

-

0.25

ns

-

-

0.15

-

0.25

ns

S to nA; see Figure 14

[3]

1.0

3.8

6.1

1.0

6.7

ns

1.0

3.2

5.3

1.0

5.8

ns

enable time

OE to nA or nBn;

see Figure 15

[4]

1.0

2.2

5.6

1.0

6.2

ns

1.0

2.0

5.0

1.0

5.5

ns

S to nBn; see Figure 15

1.0

3.5

6.1

1.0

6.7

ns

1.0

3.0

5.3

1.0

5.8

ns

disable time

OE to nA or nBn;

see Figure 15

[5]

1.0

2.6

5.5

1.0

6.1

ns

1.0

3.1

5.5

1.0

6.1

ns

S to nBn; see Figure 15

1.0

2.6

4.8

1.0

5.3

ns

1.0

3.2

4.5

1.0

5.0

ns