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參數(shù)資料
| 型號： | ACT244 |
| 廠商： | ON SEMICONDUCTOR |
| 英文描述： | Octal Buffer/Line Driver with 3-State Outputs |
| 中文描述： | 八路緩沖器/線路驅動器的3態(tài)輸出 |
| 文件頁數(shù)： | 5/8頁 |
| 文件大小： | 96K |
| 代理商： | ACT244 |
MC74AC244, MC74ACT244
http://onsemi.com
5
AC CHARACTERISTICS
(For Figures and Waveforms – See Section 3)
74ACT
74ACT
Symbol
Parameter
VCC*
(V)
TA = +25
°
C
CL = 50 pF
TA = –40
°
C
to +85
°
C
CL = 50 pF
Unit
Fig.
No.
Min
Typ
Max
Min
Max
tPLH
Propagation Delay
Pro agation Delay
Data to Output
5 0
5.0
2 0
2.0
6 5
6.5
9 0
9.0
1 5
1.5
10 0
10.0
ns
3–5
tPHL
Propagation Delay
Pro agation Delay
Data to Output
5 0
5.0
2 0
2.0
7 0
7.0
9 0
9.0
1 5
1.5
10 0
10.0
ns
3–5
tPZH
Output Enable Time
5.0
1.5
6.0
8.5
1.0
9.5
ns
3–7
tPZL
tPHZ
Output Enable Time
5.0
2.0
7.0
9.5
1.5
10.5
ns
3–8
Output Disable Time
5.0
2.0
7.0
9.5
1.5
10.5
ns
3–7
tPLZ
*Voltage Range 5.0 V is 5.0 V
±
0.5 V.
Output Disable Time
5.0
2.5
7.5
10.0
2.0
10.5
ns
3–8
CAPACITANCE
Symbol
Parameter
Value
Typ
Unit
Test Conditions
CIN
Input Capacitance
4.5
pF
VCC = 5.0 V
CPD
Power Dissipation Capacitance
45
pF
VCC = 5.0 V
AC
244
ALYW
AC244
AWLYYWW
MC74AC244N
AWLYYWW
74AC244
AWLYWW
MARKING DIAGRAMS
PDIP–20
SO–20
TSSOP–20
EIAJ–20
ACT
244
ALYW
ACT244
AWLYYWW
MC74ACT244N
AWLYYWW
74ACT244
AWLYWW
A
WL, L
YY, Y
WW, W = Work Week
= Assembly Location
= Wafer Lot
= Year
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| ACT244/D WEE3027C WAF | 制造商:Texas Instruments 功能描述: |
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