74FST3861

http://onsemi.com

3

RECOMMENDED OPERATING CONDITIONS

Symbol

Parameter

Min

Max

Unit

Supply Voltage

Operating, Data Retention Only

4.0

5.5

V

Input Voltage

(Note 5)

0

5.5

V

Output Voltage

(HIGH or LOW State)

0

5.5

V

Operating Free−Air Temperature

*40

)85

°C

Dt/DV

Input Transition Rise or Fall Rate

Switch Control Input

Switch I/O

0

DC

5

ns/V

5. Unused control inputs may not be left open. All control inputs must be tied to a high or low logic input voltage level.

DC ELECTRICAL CHARACTERISTICS

Symbol

Parameter

Conditions

(V)

Unit

Min

Typ*

Max

Clamp Diode Resistance

4.5

*1.2

V

High−Level Input Voltage

4.0 to 5.5

2.0

V

Low−Level Input Voltage

4.0 to 5.5

0.8

V

Input Leakage Current

5.5

$1.0

mA

OFF−STATE Leakage Current

5.5

$1.0

mA

Switch On Resistance (Note 6)

4.5

4

7

W

4.5

4

7

4.5

8

15

4.0

11

20

Quiescent Supply Current

5.5

3

mA

5.5

2.5

mA

6. Measured by the voltage drop between A and B pins at the indicated current through the switch. On resistance is determined by the lower

of the voltages on the two (A or B) pins.

AC ELECTRICAL CHARACTERISTICS

Symbol

Parameter

Conditions

Unit

Min

Max

Min

Max

Prop Delay Bus to Bus (Note 7)

0.25

0.25

ns

1.0

5.1

5.6

ns

1.0

5.5

5.5

ns

7. This parameter is guaranteed by design but is not tested. The bus switch contributes no propagation delay other than the RC delay of the

typical On resistance of the switch and the 50 pF load capacitance, when driven by an ideal voltage source (zero output impedance).

Symbol

Parameter

Conditions

Typ

Max

Unit

Control Pin Input Capacitance

3

pF

A/B Port Input/Output Capacitance

5

pF