DS3678 datasheet(3/6 Pages) NSC

3 / 6 page

Switching Characteristics VCC

5V TA

25 C (Note 4)

Symbol

Parameter

Conditions

Min

Typ

Max

Units

tSg

Storage Delay Negative Edge

(Figure 1)

50 pF

500 pF

tS’

Storage Delay Positive Edge

(Figure 1)

50 pF

500 pF

Fall Time

(Figure 1)

50 pF

500 pF

Rise Time

(Figure 1)

50 pF

500 pF

tZL

Delay from Output Control Input to Logical ‘‘0’’

50 pF RL

2kX to VCC

Level (from High Impedance State)

(Figure 2)

tZH

Delay from Output Control Input to Logical ‘‘1’’

50 pF RL

2kX to GND

815

Level (from High Impedance State)

(Figure 2)

tLZ

Delay from Output Control Input to High Impedance

50 pF RL

400X to VCC

State (from Logical ‘‘0’’ Level)

(Figure 3)

tHZ

Delay from Output Control Input to High Impedance

50 pF RL

400X to GND

State (from Logical ‘‘1’’ Level)

(Figure 3)

tSg

Propagation Delay to Logical ‘‘0’’ Transition When

50 pF

(Figure 1)

Select Selects A

tS’

Propagation Delay to Logical ‘‘1’’ Transition When

50 pF

(Figure 1)

Select Selects A

tSg

Propagation Delay to Logical ‘‘0’’ Transition When

50 pF

(Figure 1)

Select Selects B

tS’

Propagation Delay to Logical ‘‘1’’ Transition When

50 pF

(Figure 1)

Select Selects B

Schematic Diagram

TLF7506 3

DS1648DS3648 only

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