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HD74HCT242 データシートの表示(PDF) - Hitachi -> Renesas Electronics
部品番号
コンポーネント説明
メーカー
HD74HCT242
Quad. Bus Transceivers (with 3-state outputs)
Hitachi -> Renesas Electronics
HD74HCT242 Datasheet PDF : 8 Pages
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HD74HCT242/HD74HCT243
DC Characteristics
Ta = 25
°
C
Ta = –40 to
+85
°
C
Test Conditions
Item
Input voltage
Symbol Min Typ Max Min
V
IH
2.0 — — 2.0
Max
—
Unit
V
V
CC
(V)
4.5 to
5.5
V
IL
— — 0.8 — 0.8 V 4.5 to
5.5
Output voltage
V
OH
V
OL
Off-state output I
OZ
current
Input current
Iin
Quiescent current I
CC
4.4 — — 4.4 — V 4.5
4.18 — — 4.13 —
4.5
— — 0.1 — 0.1 V 4.5
— — 0.26 — 0.33
4.5
— —
±
0.5 —
±
5.0
µ
A 5.5
— —
±
0.1 —
— — 4.0 —
±
1.0
µ
A 5.5
40
µ
A 5.5
Vin = V
IH
or V
IL
I
OH
= –20
µ
A
I
OH
= –6 mA
Vin = V
IH
or V
IL
I
OL
= 20
µ
A
I
OL
= 6 mA
Vin = V
IH
or V
IL
,
Vout = V
CC
or GND
Vin = V
CC
or GND
Vin = V
CC
or GND, Iout = 0
µ
A
AC Characteristics
(C
L
= 50 pF, Input t
r
= t
f
= 6 ns)
Item
Symbol
Propagation delay t
PHL
time
t
PLH
Output enable
t
ZL
time
t
ZH
Output disable
t
LZ
time
t
HZ
Output rise/fall
t
TLH
time
t
THL
Input capacitance Cin
Ta = 25
°
C
Ta = –40 to
+85
°
C
Min Typ Max Min Max
— 10 18 — 22
— 9 18 — 22
— 14 30 — 38
— 13 30 — 38
— 16 30 — 38
— 17 30 — 38
— 4 12 — 15
— 5 10 — 10
Unit
ns
ns
ns
ns
pF
Test Conditions
V
CC
(V)
4.5
4.5
4.5
4.5
4.5
4.5
4.5
—
4
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