HD74AC244TELL データシートの表示（PDF） - Renesas Electronics
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HD74AC244TELL Datasheet PDF : 9 Pages
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HD74AC244/HD74ACT244
Truth Tables
Inputs
OE1
L
A
L
L
H
H
X
Inputs
OE2
L
A
L
L
H
H
X
H : High Voltage Level
L : Low Voltage Level
X : Immaterial
Z : High Impedance
Outputs (Pins 12, 14, 16, 18)
Y
L
H
Z
Outputs (Pins 3, 5, 7, 9)
Y
L
H
Z
Absolute Maximum Ratings
Item
Supply voltage
DC input diode current
DC input voltage
DC output diode current
DC output voltage
DC output source or sink current
DC VCC or ground current per output pin
Storage temperature
Symbol
VCC
IIK
VI
IOK
VO
IO
ICC, IGND
Tstg
Ratings
–0.5 to 7
–20
20
–0.5 to Vcc+0.5
–50
50
–0.5 to Vcc+0.5
±50
±50
–65 to +150
Unit
V
mA
mA
V
mA
mA
V
mA
mA
°C
Condition
VI = –0.5V
VI = Vcc+0.5V
VO = –0.5V
VO = Vcc+0.5V
Recommended Operating Conditions: HD74AC244
Item
Supply voltage
Input and Output voltage
Operating temperature
Input rise and fall time
(except Schmitt inputs)
VIN 30% to 70% VCC
Symbol
VCC
VI, VO
Ta
tr, tf
Ratings
2 to 6
0 to VCC
–40 to +85
8
Unit
V
V
°C
ns/V
Condition
VCC = 3.0V
VCC = 4.5 V
VCC = 5.5 V
Rev.2.00, Jul.16.2004, page 2 of 8
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