TC74VHCT138AF 查看數據表（PDF） - Toshiba
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TC74VHCT138AF Datasheet PDF : 10 Pages
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TC74VHCT138AF/AFN/AFT/AFK
Operating Ranges (Note 1)
Characteristics
Symbol
Rating
Unit
Supply voltage
Input voltage
Output voltage
Operating temperature
Input rise and fall time
VCC
VIN
VOUT
Topr
dt/dV
4.5 to 5.5
0 to 5.5
0 to 5.5
0 to VCC
−40 to 85
0 to 20
(Note 2)
(Note 3)
V
V
V
°C
ns/V
Note 1: The operating ranges must be maintained to ensure the normal operation of the device.
Unused inputs must be tied to either VCC or GND.
Note 2: VCC = 0 V
Note 3: High or low state
Electrical Characteristics
DC Characteristics
Characteristics
Symbol
Test Condition
Ta = 25°C
Ta =
−40 to 85°C Unit
VCC (V) Min Typ. Max Min Max
High-level input
voltage
VIH
⎯
4.5 to
5.5
2.0
⎯
⎯
2.0
⎯
V
Low-level input
voltage
VIL
⎯
4.5 to
5.5
⎯
⎯
0.8
⎯
0.8
V
High-level output
voltage
Low-level output
voltage
Input leakage
current
VOH
VOL
IIN
VIN
IOH = −50 μA
= VIH or VIL IOH = −8 mA
VIN
IOL = 50 μA
= VIH or VIL IOL = 8 mA
4.5 4.40 4.50 ⎯ 4.40 ⎯
V
4.5 3.94 ⎯
⎯ 3.80 ⎯
4.5
⎯
0.0 0.1
⎯
0.1
V
4.5
⎯
⎯ 0.36 ⎯ 0.44
VIN = 5.5 V or GND
0 to 5.5 ⎯
⎯ ±0.1 ⎯ ±1.0 μA
Quiescent supply
current
Output leakage
current
ICC
ICCT
IOPD
VIN = VCC or GND
Per input: VIN = 3.4 V
Other input: VCC or GND
VOUT = 5.5 V
5.5
⎯
⎯
4.0
⎯ 20.0 μA
5.5
⎯
⎯ 1.35 ⎯ 1.50 mA
0
⎯
⎯
0.5
⎯
5.0
μA
4
2007-10-01
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