參數(shù)資料
型號(hào): MC74AC323N
廠商: MOTOROLA INC
元件分類(lèi): 通用總線功能
英文描述: 8-INPUT UNIVERSAL SHIFT/ STORAGE REGISTER WITH SYNCHRONOUS RESET AND COMMON I/O PINS
中文描述: AC SERIES, 8-BIT BIDIRECTIONAL PARALLEL IN PARALLEL OUT SHIFT REGISTER, TRUE OUTPUT, PDIP20
封裝: PLASTIC, DIP-20
文件頁(yè)數(shù): 7/8頁(yè)
文件大?。?/td> 302K
代理商: MC74AC323N
MC74AC323 MC74ACT323
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
fmax
Maximum Input
Frequency
5.0
120
125
110
MHz
3-3
tPLH
Propagation Delay
CP to Q0 or Q7
Propagation Delay
CP to Q0 or Q7
Propagation Delay
CP to I/On
Propagation Delay
CP to I/On
Output Enable Time
5.0
5.0
9.0
12.5
4.0
14
ns
3-6
tPHL
5.0
5.0
9.0
13.5
4.5
15
ns
3-6
tPLH
5.0
5.0
8.5
12.5
4.5
14.5
ns
3-6
tPHL
5.0
6.0
10
14.5
5.0
16
ns
3-6
tPZH
tPZL
tPHZ
tPLZ
5.0
3.5
7.5
11
3.0
12.5
ns
3-7
Output Enable Time
5.0
3.5
7.5
11.5
3.0
13
ns
3-8
Output Disable Time
5.0
4.0
8.5
12.5
3.0
13.5
ns
3-7
Output Disable Time
5.0
3.0
8.0
11.5
2.5
12.5
ns
3-8
* Voltage Range 5.0 V is 5.0 V
±
0.5 V.
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
S0 or S1 to CP
Hold Time, HIGH or LOW
S0 or S1 to CP
Setup Time, HIGH or LOW
I/On, DS0, DS7 to CP
Hold Time, HIGH or LOW
I/On, DS0, DS7 to CP
Setup Time, HIGH or LOW
SR to CP
5.0
2.0
5.0
5.0
ns
3-9
th
5.0
0
1.5
1.5
ns
3-9
ts
5.0
1.0
4.0
4.5
ns
3-9
th
5.0
0
1.0
1.0
ns
3-9
ts
5.0
1.0
2.5
2.5
ns
3-9
th
Setup Time, HIGH or LOW
SR to CP
5.0
0
1.0
1.0
ns
3-9
tw
CP Pulse Width
HIGH or LOW
5.0
2.0
4.0
4.5
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
170
pF
VCC = 5.0 V
相關(guān)PDF資料
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