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TC4421A/TC4422A
DC CHARACTERISTICS (OVER OPERATING TEMPERATURE RANGE)
Electrical Specifications: Unless otherwise noted, over operating temperature range with 4.5V ≤ V DD ≤ 18V.
Parameters
Sym
Min
Typ
Max
Units
Conditions
Input
Logic ‘ 1 ’, High Input Voltage
Logic ‘ 0 ’, Low Input Voltage
V IH
V IL
2.4
—
—
—
—
0.8
V
V
Input Current
I IN
–10
—
+10
μA
0V ≤ V IN ≤ V DD
Output
High Output Voltage
Low Output Voltage
Output Resistance, High
Output Resistance, Low
V OH
V OL
R OH
R OL
V DD – 0.025
—
—
—
—
—
—
—
—
0.025
2.0
1.6
V
V
Ω
Ω
DC Test
DC Test
I OUT = 10 mA, V DD = 18V
I OUT = 10 mA, V DD = 18V
Switching Time (Note 1)
Rise Time
Fall Time
Propagation Delay Time
Propagation Delay Time
t R
t F
t D1
t D2
—
—
—
—
38
33
50.4
53
45
40
60
60
ns
ns
ns
ns
Figure 4-1 , C L = 10,000 pF
Figure 4-1 , C L = 10,000 pF
Figure 4-1 , C L = 10,000 pF
Figure 4-1 , C L = 10,000 pF
Power Supply
Power Supply Current
Operating Input Voltage
I S
V DD
—
—
4.5
200
50
—
500
150
18
μA
μA
V
V IN = 3V
V IN = 0V
Note 1:
Switching times ensured by design.
TEMPERATURE CHARACTERISTICS
Electrical Specifications: Unless otherwise noted, all parameters apply with 4.5V ≤ V DD ≤ 18V.
Parameters
Sym
Min
Typ
Max
Units
Conditions
Temperature Ranges
Specified Temperature Range (V)
Maximum Junction Temperature
Storage Temperature Range
T A
T J
T A
–40
—
–65
—
—
—
+125
+150
+150
°C
°C
°C
Package Thermal Resistances
Thermal Resistance, 5L-TO-220
Thermal Resistance, 8L-6x5 DFN
θ JA
θ JA
—
—
71
33.2
—
—
°C/W
°C/W
Without heat sink
Typical 4-layer board with
vias to ground plane
Thermal Resistance, 8L-PDIP
Thermal Resistance, 8L-SOIC
θ JA
θ JA
—
—
125
155
—
—
°C/W
°C/W
DS21946A-page 4
? 2005 Microchip Technology Inc.
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