TC4626/TC4627

DS21426B-page 2

© 2002 Microchip Technology Inc.

1.0

ELECTRICAL

CHARACTERISTICS

Absolute Maximum Ratings*

Supply Voltage ......................................................6.2V

Input Voltage, Any Terminal

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

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

SOIC ........................................................760mW

Derating Factor

PDIP .......5.6 mW/°C Above 36°C

CERDIP................................................6.0mW/°C

Operating Temperature Range (Ambient)

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.

TC4626/TC4627 ELECTRICAL SPECIFICATIONS

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

—

1

Output

High Output Voltage

—

—

V

Low Output Voltage

—

—

0.025

V

Output Resistance, High

—

10

15

Ω

Output Resistance, Low

—

8

10

Ω

Peak Output Current

—

1.5

—

A

Switching Time

Rise Time

—

33

40

nsec

Figure3-1, Figure3-2

Fall Time

—

27

35

nsec

Figure 3-1, Figure 3-2

Delay Time

—

35

45

nsec

Figure 3-1, Figure 3-2

Delay Time

—

45

55

nsec

Figure 3-1, Figure 3-2

Maximum Switching Frequency

1.0

—

—

MHz

Figure 3-1

Voltage Booster

Voltage Tripler Output

Source Resistance

—300

400

Ω

Voltage Doubler Output

Source Resistance

—120

200

Ω

Oscillator Frequency

12

—

28

kHz

Oscillator Amplitude Measured

at C1-

4.5

—

10

V

Undervoltage Threshold

7.0

7.8

8.5

V

Start Up Voltage

10.5

11.3

12

V

14.6

—

—

V

No Load