參數(shù)資料
型號(hào): MC74AC373N
廠商: MOTOROLA INC
元件分類: 通用總線功能
英文描述: OCTAL TRANSPARENT LATCH WITH 3-STATE OUTPUTS
中文描述: AC SERIES, 8-BIT DRIVER, TRUE OUTPUT, PDIP20
封裝: PLASTIC, DIP-20
文件頁(yè)數(shù): 7/8頁(yè)
文件大?。?/td> 196K
代理商: MC74AC373N
MC74AC373 MC74ACT373
5-7
FACT DATA
AC CHARACTERISTICS
(For Figures and Waveforms — See Section 3)
Symbol
Parameter
(V)
74ACT
74ACT
Unit
No.
VCC*
TA = +25
°
C
CL = 50 pF
TA = –40
°
C
to +85
°
C
CL = 50 pF
Fig.
Min
Typ
Max
Min
Max
tPLH
Propagation Delay
Dn to On
Propagation Delay
Dn to On
Propagation Delay
LE to On
Propagation Delay
LE to On
Output Enable Time
5.0
2.5
8.5
10
1.5
11.5
ns
3-5
tPHL
5.0
2.0
8.0
10
1.5
11.5
ns
3-5
tPLH
5.0
2.5
8.5
11
2.0
11.5
ns
3-6
tPHL
5.0
2.0
8.0
10
1.5
11.5
ns
3-6
tPZH
tPZL
tPHZ
tPLZ
* Voltage Range 5.0 V is 5.0 V
±
0.5 V.
5.0
2.0
8.0
9.5
1.5
10.5
ns
3-7
Output Enable Time
5.0
2.0
7.5
9.0
1.5
10.5
ns
3-8
Output Disable Time
5.0
2.5
9.0
11
2.5
12.5
ns
3-7
Output Disable Time
5.0
1.5
7.5
8.5
1.0
10
ns
3-8
AC OPERATING REQUIREMENTS
Symbol
Parameter
(V)
74ACT
74ACT
Unit
No.
VCC*
TA = +25
°
C
CL = 50 pF
TA = –40
°
C
to +85
°
C
CL = 50 pF
Fig.
Typ
Guaranteed Minimum
ts
Setup Time, HIGH or LOW
Dn to LE
Hold Time, HIGH or LOW
Dn to LE
LE Pulse Width, HIGH
5.0
3.0
7.0
8.0
ns
3-9
th
5.0
0
0
1.0
ns
3-9
tw
5.0
2.0
2.0
8.0
ns
3-6
* Voltage Range 5.0 V is 5.0 V
±
0.5 V.
CAPACITANCE
Symbol
Parameter
Value
Typ
Unit
Test Conditions
CIN
Input Capacitance
4.5
pF
VCC = 5.0 V
CPD
Power Dissipation Capacitance
40
pF
VCC = 5.0 V
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