參數(shù)資料
型號(hào): MC74ACT299DTR2
廠(chǎng)商: ON SEMICONDUCTOR
元件分類(lèi): 計(jì)數(shù)移位寄存器
英文描述: ACT SERIES, 8-BIT BIDIRECTIONAL PARALLEL IN PARALLEL OUT SHIFT REGISTER, TRUE OUTPUT, PDSO20
封裝: TSSOP-20
文件頁(yè)數(shù): 5/9頁(yè)
文件大?。?/td> 532K
代理商: MC74ACT299DTR2
MC74AC299, MC74ACT299
http://onsemi.com
226
AC CHARACTERISTICS (For Figures and Waveforms – See Section 3 of the ON Semiconductor FACT Data Book, DL138/D)
Symbol
Fig.
No.
Unit
74AC
VCC*
(V)
Parameter
Symbol
Fig.
No.
Unit
TA = –40°C
to +85
°C
CL = 50 pF
TA = +25°C
CL = 50 pF
VCC*
(V)
Parameter
Symbol
Fig.
No.
Unit
Max
Min
Max
Typ
Min
VCC*
(V)
Parameter
tPLH
Propagation Delay
3.3
9.0
20.5
7.5
22.5
ns
3–6
tPLH
CP to I/On
5.0
6.0
14.5
5.0
16
ns
3–6
tPHL
Propagation Delay
3.3
10
23
8.5
24.5
ns
3–6
tPHL
CP to I/On
5.0
6.5
16
6.0
17.5
ns
3–6
tPHL
Propagation Delay
3.3
9.0
22.5
7.5
25.0
ns
3–6
tPHL
MR to Q0 or Q7
5.0
5.5
15.5
5.0
17.0
ns
3–6
tPHL
Propagation Delay
3.3
9.0
21.5
7.5
24.0
ns
3–6
tPHL
MR to I/On
5.0
5.5
15.0
5.0
16.5
ns
3–6
tPZH
Output Enable Time
3.3
7.0
18
6.0
19.5
ns
3–7
tPZH
OE to I/On
5.0
4.5
12.5
4.0
13.5
ns
3–7
tPZL
Output Enable Time
3.3
7.0
18
6.0
20.5
ns
3–8
tPZL
OE to I/On
5.0
12.5
4.0
14
ns
3–8
tPHZ
Output Disable Time
3.3
6.5
18.5
5.5
19.5
ns
3–7
tPHZ
OE to I/On
5.0
3.5
14
3.0
15
ns
3–7
tPLZ
Output Disable Time
3.3
5.5
17
4.5
19
ns
3–8
tPLZ
OE to I/On
5.0
3.5
12.5
2.0
13.5
ns
3–8
*Voltage Range 3.3 V is 3.3 V
±0.3 V.
Voltage Range 5.0 V is 5.0 V
±0.5 V.
AC OPERATING REQUIREMENTS
74AC
Symbol
Parameter
VCC*
(V)
TA = +25°C
CL = 50 pF
TA = –40°C
to +85
°C
CL = 50 pF
Unit
Fig.
No.
Typ
Guaranteed Minimum
ts
Setup Time, HIGH or LOW
3.3
8.0
8.5
ns
3–9
ts
S0 or S1 to CP
5.0
5.0
5.5
ns
3–9
th
Hold Time, HIGH or LOW
3.3
0.5
ns
3–9
th
S0 or S1 to CP
5.0
1.0
ns
3–9
ts
Setup Time, HIGH or LOW
3.3
5.5
6.0
ns
3–9
ts
I/On to CP
5.0
3.5
4.0
ns
3–9
th
Hold Time, HIGH or LOW
3.3
0
ns
3–9
th
I/On to CP
5.0
1.0
ns
3–9
ts
Setup Time, HIGH or LOW
3.3
6.5
7.0
ns
3–6
ts
DS0 or DS7 to CP
5.0
4.0
4.5
ns
3–6
th
Hold Time, HIGH or LOW
3.3
0
0.5
ns
3–6
th
DS0 or DS7 to CP
5.0
1.0
ns
3–6
t
CP Pulse Width LOW
3.3
4.5
5.0
ns
3–6
tw
CP Pulse Width, LOW
5.0
3.5
ns
3–6
t
MR Pulse Width LOW
3.3
4.5
5.0
ns
3–9
tw
MR Pulse Width, LOW
5.0
3.5
ns
3–9
trec
Recovery TIme
3.3
1.5
ns
3–9
trec
MR to CP
5.0
1.5
ns
3–9
*Voltage Range 3.3 V is 3.3 V
±0.3 V.
Voltage Range 5.0 V is 5.0 V
±0.5 V.
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