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MIC4420/4429
Electrical Characteristics: (T A = –55°C to +125°C with 4.5V ≤ V S ≤ 18V unless otherwise speci?ed.)
Micrel, Inc.
Symbol
Parameter
Conditions
Min
Typ
Max
Units
INPUT
V IH
V IL
V IN
I IN
OUTPUT
Logic 1 Input Voltage
Logic 0 Input Voltage
Input Voltage Range
Input Current
0V ≤ V IN ≤ V S
2.4
–5
–10
0.8
V S + 0.3
10
V
V
V
μA
V OH
V OL
R O
R O
High Output Voltage
Low Output Voltage
Output Resistance,
Output Low
Output Resistance,
Output High
Figure 1
Figure 1
I OUT = 10mA, V S = 18V
I OUT = 10mA, V S = 18V
V S –0.025
3
2.3
0.025
5
5
V
V
Ω
Ω
SWITCHING TIME (Note 3)
t R Rise Time
t F Fall Time
t D1 Delay Time
t D2 Delay Time
POWER SUPPLY
Figure 1, C L = 2500pF
Figure 1, C L = 2500pF
Figure 1
Figure 1
32
34
50
65
60
60
100
100
ns
ns
ns
ns
I S
V S
Note 1:
Note 2:
Note 3:
Note 4:
Power Supply Current V IN = 3V 0.45 3.0 mA
V IN = 0V 0.06 0.4 mA
Operating Input Voltage 4.5 18 V
Functional operation above the absolute maximum stress ratings is not implied.
Static-sensitive device. Store only in conductive containers. Handling personnel and equipment should be grounded to
prevent damage from static discharge.
Switching times guaranteed by design.
Speci?cation for packaged product only.
Test Circuits
V S = 18V
V S = 18V
0.1μF
0.1μF
1.0μF
0.1μF
0.1μF
1.0μF
IN
MIC4429
OUT
2500pF
IN
MIC4420
OUT
2500pF
INPUT
5V
90%
10%
0V
V S
90%
t D1
t P W
t F
2.5V
t P W ≥ 0.5μs
t D2 t R
INPUT
5V
90%
10%
0V
V S
90%
t D1
t P W
t R
2.5V
t P W ≥ 0.5μs
t D2 t F
O U TPU T
10%
0V
Figure 1. Inverting Driver Switching Time
O U TPU T
10%
0V
Figure 2. Noninverting Driver Switching Time
M9999-072205
4
July 2005
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