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74AC299 数据表(PDF) 6 Page - STMicroelectronics

部件名 74AC299
功能描述  8 BIT PIPO SHIFT REGISTER WITH ASYNCHRONOUS CLEAR
PDF  13 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

74AC299 数据表(HTML) 6 Page - STMicroelectronics

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AC ELECTRICAL CHARACTERISTICS (CL = 50 pF, RL = 500 Ω, Input tr = tf = 3ns)
(*) Voltage range is 3.3V
± 0.3V
(**) Voltage range is 5.0V
± 0.5V
Symbol
Parameter
Test Condition
Value
Unit
VCC
(V)
TA = 25°C
-40 to 85°C
-55 to 125°C
Min.
Typ.
Max.
Min.
Max.
Min.
Max.
tPLH tPHL Propagation Delay
Time
CLOCK to Q’A, Q’H
3.3(*)
10.6
18.4
1.0
21.0
1.0
21.0
ns
5.0(**)
6.8
10.5
1.0
12.0
1.0
12.0
tPLH tPHL Propagation Delay
Time
CLOCK to QA, QH
3.3(*)
10.9
19.3
1.0
22.0
1.0
22.0
ns
5.0(**)
7.3
10.5
1.0
12.0
1.0
12.0
tPLH tPHL Propagation Delay
Time
CLEAR to Q’A, Q’H
3.3(*)
8.1
14.0
1.0
16.0
1.0
16.0
ns
5.0(**)
6.1
9.2
1.0
10.5
1.0
10.5
tPLH tPHL Propagation Delay
Time
CLEAR to QA, QH
3.3(*)
9.8
16.7
1.0
19.0
1.0
19.0
ns
5.0(**)
6.7
10.9
1.0
12.4
1.0
12.4
tPZL tPZH Output Enable
Time
3.3(*)
9.9
17.5
1.0
20.0
1.0
20.0
ns
5.0(**)
6.6
9.6
1.0
11.4
1.0
11.4
tPLZ tPHZ Output Disable
Time
3.3(*)
8.1
14.0
1.0
16.0
1.0
16.0
ns
5.0(**)
6.4
9.6
1.0
11.0
1.0
11.0
tW
CLEAR Pulse
Width LOW
3.3(*)
7.0
7.0
7.0
ns
5.0(**)
5.0
5.0
5.0
tW
CLOCK Pulse
Width LOW
3.3(*)
8.0
8.0
8.0
ns
5.0(**)
5.0
5.0
5.0
ts
Setup Time HIGH
or LOW
(S0 or S1 to
CLOCK)
3.3(*)
11.9
13.6
13.6
ns
5.0(**)
7.0
7.0
7.0
th
Hold Time HIGH or
LOW
(S0 or S1 to
CLOCK)
3.3(*)
0.0
0.0
0.0
ns
5.0(**)
0.0
0.0
0.0
ts
Setup Time HIGH
or LOW
(SR or SL to
CLOCK)
3.3(*)
6.0
6.0
6.0
ns
5.0(**)
4.0
4.0
4.0
th
Hold Time HIGH or
LOW
(SR or SL to
CLOCK)
3.3(*)
1.0
1.0
1.0
ns
5.0(**)
1.0
1.0
1.0
tREM
Recovery Time
CLEAR to CLOCK
3.3(*)
5.0
5.0
5.0
ns
5.0(**)
3.0
3.0
3.0
fMAX
Maximum Clock
Frequency
3.3(*)
45
210
45
45
MHz
5.0(**)
80
240
80
80



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