 2002 Microchip Technology Inc.

DS21423B-page 3

TC4426A/TC4427A/TC4428A

1.0

ELECTRICAL

CHARACTERISTICS

Absolute Maximum Ratings*

Supply Voltage..................................................... +22V

Input Voltage, IN A or IN B

PDIP ........................................................ 730mW

CERDIP ................................................... 800mW

SOIC........................................................ 470mW

Package Thermal Resistance

Operating Temperature Range

C Version .........................................0°C to +70°C

E Version ..................................... -40°C to +85°C

M Version................................... -55°C to +125°C

Storage Temperature Range ............. -65°C to +150°C

*Stresses above those listed under "Absolute Maximum

Ratings" may cause permanent damage to the device. These

are stress ratings only and functional operation of the device

at these or any other conditions above those indicated in the

operation sections of the specifications is not implied.

Exposure to Absolute Maximum Rating conditions for

extended periods may affect device reliability.

TC4426A/TC4427A/TC4428A ELECTRICAL SPECIFICATIONS

Electrical Characteristics: Over operating temperature range with 4.5V

Symbol

Parameter

Min

Typ

Max

Units

Test Conditions

Input

Logic 1, High Input Voltage

2.4

——

V

Logic 0, Low Input Voltage

——

0.8

V

Input Current

-1

-10

—

—

1

10

Output

High Output Voltage

——

VDC Test

Low Output Voltage

——

0.025

V

DC Test

Output Resistance

—

—

—

7

7

8

9

10

11

Ω

0°C

-40°C

Peak Output Current

—

1.5

—

Latch-Up Protection

Withstand Reverse Current

0.5

——

A

Duty cycle

≤ 2%, t ≤ 300µsec

Note

1:

Switching times ensured by design.