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參數(shù)資料
| 型號(hào)： | SN54LV273A |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | OCTAL D-TYPE FLIP-FLOPS WITH CLEAR |
| 中文描述： | 八路D型倒裝，沒有明確的觸發(fā)器 |
| 文件頁(yè)數(shù)： | 5/17頁(yè) |
| 文件大?。?/td> | 516K |
| 代理商： | SN54LV273A |
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SCLS399J APRIL 1998 REVISED APRIL 2005
5
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
timing requirements over recommended operating free-air temperature range, V
CC
= 2.5 V
±
0.2 V
(unless otherwise noted) (see Figure 1)
TA = 25
°
C
MIN
6.5
SN54LV273A
MIN
7
SN74LV273A
MIN
7
UNIT
MAX
MAX
MAX
tw
Pulse duration
CLR low
ns
CLK high or low
7
8.5
8.5
tsu
Setup time, data before CLK
↑
Data
8.5
10.5
10.5
ns
CLR inactive
4
4
4
th
Hold time, data after CLK
↑
0.5
1
1
ns
timing requirements over recommended operating free-air temperature range, V
CC
= 3.3 V
±
0.3 V
(unless otherwise noted) (see Figure 1)
TA = 25
°
C
MIN
5
SN54LV273A
SN74LV273A
UNIT
MAX
MIN
MAX
MIN
MAX
tw
Pulse duration
CLR low
6
6
ns
CLK high or low
5
6.5
6.5
tsu
Setup time, data before CLK
↑
Data
5.5
6.5
6.5
ns
CLR inactive
2.5
2.5
2.5
th
Hold time, data after CLK
↑
1
1
1
ns
timing requirements over recommended operating free-air temperature range, V
CC
= 5 V
±
0.5 V
(unless otherwise noted) (see Figure 1)
TA = 25
°
C
MIN
5
SN54LV273A
MIN
5
SN74LV273A
MIN
5
UNIT
MAX
MAX
MAX
tw
Pulse duration
CLR low
ns
CLK high or low
5
5
5
tsu
Setup time, data before CLK
↑
Data
4.5
4.5
4.5
ns
CLR inactive
2
2
2
th
Hold time, data after CLK
↑
1
1
1
ns
switching characteristics over recommended operating free-air temperature range,
V
CC
= 2.5 V
±
0.2 V (unless otherwise noted) (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
LOAD
TA = 25
°
C
TYP
95*
SN54LV273A
MIN
45*
SN74LV273A
MIN
45
UNIT
(OUTPUT)
CAPACITANCE
MIN
55*
MAX
MAX
MAX
fmax
CL = 15 pF
CL = 50 pF
MHz
45
75
40
40
tpd
tPHL
tpd
tPHL
tsk(o)
CLK
Q
CL = 15 pF
10.4*
18.3*
1*
20.5*
1
20.5
ns
CLR
Q
10.3*
19*
1*
21*
1
21
CLK
Q
12.9
22.1
1
25
1
25
CLR
Q
CL = 50 pF
13.1
22.8
1
25.5
1
25.5
ns
2
2
* On products compliant to MIL-PRF-38535, this parameter is not production tested.
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$ (0
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相關(guān)PDF資料 |
PDF描述 |
|---|---|
| SN54LV273AFK | OCTAL D-TYPE FLIP-FLOPS WITH CLEAR |
| SNJ54LV273AFK | OCTAL D-TYPE FLIP-FLOPS WITH CLEAR |
| SN54LV273AJ | OCTAL D-TYPE FLIP-FLOPS WITH CLEAR |
| SNJ54LV273AJ | OCTAL D-TYPE FLIP-FLOPS WITH CLEAR |
| SN74LV273ANS | OCTAL D-TYPE FLIP-FLOPS WITH CLEAR |
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