© 1997 Fairchild Semiconductor Corporation

www.fairchildsemi.com

FST3257 • Rev. 1.0.3

4

DC Electrical Characteristics

Symbol

Parameter

Conditions

Min.

Typ.

(3)

Max.

Units

Clamp Diode Voltage

4.5

-1.2

V

3.0 to 3.6

(5)

1.8

High-Level Input Voltage

4.0 to 5.5

2.0

V

3.0 to 3.6

(5)

0.7

Low-Level Input Voltage

4.0 to 5.5

0.8

V

Input Leakage Current

0

≤ V

5.5

±1.0

µA

Off-state Leakage Current

0

≤ A, B ≤ V

CC

5.5

±1.0

µA

3.3

(5)

13

20

3.3

(5)

28

40

3.3

(5)

200

230

3.0

(5)

210

250

4.5

4

7

4.5

4

7

4.5

8

15

Switch On Resistance

(4)

4.0

11

20

Ω

Quiescent Supply Current

5.5

3

µA

ΔI

CC

One Input at 3.4V, Other

5.5

2.5

mA

Notes:

3.

4.

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 A or B pins.

5.

This parameter is guaranteed by design, but is not tested.