Micrel, Inc.

MIC4421A/4422A

June 2007

4

M9999-062707

Symbol

Parameter

Condition

Min

Typ

Max

Units

Switching Time (Note 5) continued

Delay Time

Test Figure 1

35

60

80

ns

ns

Minimum Input Pulse Width

See Figure 1 and Figure 2.

50

ns

Maximum Input Frequency

See Figure 1 and Figure 2.

1

MHz

Notes:

1. Exceeding the absolute maximum rating may damage the device.

2. The device is not guaranteed to function outside its operating rating.

3. Devices are ESD sensitive. Handling precautions recommended. Human body model, 1.5k in series with 100pF.

4. Minimum footprint.

5. Guaranteed by design.

Test Circuit

MIC4421A

10,000pF

= 18V

0.1µF

4.7µF

0.1µF

MIC4422A

10,000pF

= 18V

0.1µF

4.7µF

0.1µF

90%

10%

10%

0V

5V

OUTPUT

INPUT

90%

0V

2.5V

90%

10%

10%

0V

5V

OUTPUT

INPUT

90%

0V

2.5V

Figure 1. Inverting Driver Switching Time

Figure 2. Non-Inverting Driver Switching Time

Control Input Behavior

Logic 1

Logic 0

0.8V

1.5V

0V

2.1V

3V

Figure 3. Input Hysteresis