Figure 2. Logic Diagram

Inhibit

LOGIC

COM

NLAST4051

http://onsemi.com

2

TRUTH TABLE

Inhibit

Address

ON SWITCHES*

C

B

A

1

X

don’t care

X

don’t care

X

don’t care

All switches open

0

0

0

0

0

0

0

1

0

0

1

0

0

0

1

1

0

1

0

0

0

1

0

1

0

1

1

0

0

1

1

1

*NO and COM pins are identical and interchangeable. Either may be considered

an input or output; signals pass equally well in either direction.

MAXIMUM RATINGS

Symbol

Parameter

Value

Unit

Negative DC Supply Voltage

(Referenced to GND)

−7.0 to

)0.5

V

Positive DC Supply Voltage (Note 1)

(Referenced to GND)

−0.5 to

)7.0

−0.5 to

)7.0

V

Analog Input Voltage

V

Digital Input Voltage

(Referenced to GND)

−0.5 to 7.0

V

I

DC Current, Into or Out of Any Pin

$50

mA

Storage Temperature Range

−65 to

)150

°C

Lead Temperature, 1 mm from Case for 10 Seconds

260

°C

Junction Temperature under Bias

)150

°C

Thermal Resistance

SOIC

TSSOP

QSOP

143

164

164

°C/W

Power Dissipation in Still Air

SOIC

TSSOP

QSOP

500

450

450

mW

MSL

Moisture Sensitivity

Level 1

Flammability Rating

Oxygen Index: 30% − 35%

UL 94 V−0 @ 0.125 in

ESD Withstand Voltage

Human Body Model (Note 2)

Machine Model (Note 3)

Charged Device Model (Note 4)

u2000

u200

u1000

V

Latchup Performance

$300

mA

Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the

Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect

device reliability.

2. Tested to EIA/JESD22−A114−A.

3. Tested to EIA/JESD22−A115−A.

4. Tested to JESD22−C101−A.

5. Tested to EIA/JESD78.