U74AC240 データシートの表示（PDF） - Unisonic Technologies
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U74AC240 Datasheet PDF : 6 Pages
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U74AC240
CMOS IC
ELECTRICAL CHARACTERISTICS (TA =25°C , unless otherwise specified)
PARAMETER
High-Level Output Voltage
Low-Level Output Voltage
Input Leakage Current
(A or OE inputs)
High-impedance state Current
Quiescent Supply Current
Input Capacitance
SYMBOL
TEST CONDITIONS
IOH = -50μA, VCC = 3V
IOH = -50μA, VCC = 4.5V
VOH
IOH = -50μA, VCC = 5.5V
IOH = -12mA, VCC = 3V
IOH = -24mA, VCC = 4.5V
IOH = -24mA, VCC = 5.5V
IOL = 50μA, VCC = 3V
IOL = 50μA, VCC = 4.5V
VOL
IOL = 50μA, VCC = 5.5V
IOL = 12mA, VCC = 3V
IOL = 24mA, VCC = 4.5V
IOL = 24mA, VCC = 5.5V
II(LEAK) VIN = VCC or GND, VCC = 5.5V
IOZ
VO = VCC or GND, VCC = 5.5V
VI(OE) = VIL or VIH
ICC VIN = VCC or GND, IOUT = 0, VCC = 5.5V
CIN VIN = VCC or GND, VCC=5V
MIN
2.9
4.4
5.4
2.56
3.86
4.86
TYP
2.5
MAX UNIT
V
0.1
0.1
0.1
V
0.36
0.36
0.36
±0.1 μA
±0.25 μA
4 μA
pF
SWITCHING CHARACTERISTICS (TA =25°C)
PARAMETER
SYMBOL
TEST CONDITIONS
Propagation Delay from Input A
tPLH
VCC=3.3±0.3V, CL=50pF, RL=500Ω
VCC=5±0.5V, CL=50pF, RL=500Ω
to Output Y, tPD
tPHL
VCC=3.3±0.3V, CL=50pF, RL=500Ω
VCC=5±0.5V, CL=50pF, RL=500Ω
Propagation Delay from Input
OE to Output Y, tEN
tPZH
VCC=3.3±0.3V, CL=50pF, RL=500Ω
VCC=5±0.5V, CL=50pF, RL=500Ω
tPZL
VCC=3.3±0.3V, CL=50pF, RL=500Ω
VCC=5±0.5V, CL=50pF, RL=500Ω
Propagation Delay from Input
OE to Output Y, tDIS
tPHZ
VCC=3.3±0.3V, CL=50pF, RL=500Ω
VCC=5±0.5V, CL=50pF, RL=500Ω
tPLZ
VCC=3.3±0.3V, CL=50pF, RL=500Ω
VCC=5±0.5V, CL=50pF, RL=500Ω
OPERATING CHARACTERISTICS (TA =25°C)
MIN TYP MAX UNIT
1.5 6
8
ns
1.5 4.5 6.5
1.5 5.5
1.5 4.5
8
6
ns
1.5 6 10.5
ns
1.5 5
7
1.5
7
10
ns
1.5 5.5 8
1.5
7
10
ns
2.5 6.5 9
1.5 7.5 10.5
ns
2
6.5
9
PARAMETER
Power Dissipation Capacitance Per Buffer/Driver
SYMBOL
TEST CONDITIONS
CPD
VCC = 5V, f=1MHz, CL=50pF
TYP UNIT
45 pF
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
4 of 6
QW-R502-675.A
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