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參數(shù)資料
| 型號： | SNJ54LV123AW |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | DUAL RETRIGGERABLE MONOSTABLE MULTIVIBRATORS WITH SCHMITT-TRIGGER INPUTS |
| 中文描述： | 雙RETRIGGERABLE單穩(wěn)多諧振蕩器與施密特觸發(fā)輸入 |
| 文件頁數(shù)： | 7/23頁 |
| 文件大?。?/td> | 535K |
| 代理商： | SNJ54LV123AW |
SCLS393O APRIL 1998 REVISED OCTOBER 2005
7
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
timing requirements over recommended operating free-air temperature range, V
CC
= 5 V
±
0.5 V
(unless otherwise noted) (see Figure 1)
TEST CONDITIONS
TA = 25
°
C
TYP
SN54LV123A
MIN
5
SN74LV123A
MIN
5
UNIT
MIN
MAX
MAX
MAX
tw
Pulse
duration
CLR
5
ns
A or B trigger
5
5
5
trr
Pulse retrigger time
Rext = 1 k
Cext = 100 pF
Cext = 0.01 F
59
ns
1.5
s
See retriggering data in the
application information
section.
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
TEST
TA = 25
°
C
TYP
SN54LV123A
MIN
SN74LV123A
MIN
UNIT
(OUTPUT)
CONDITIONS
MIN
MAX
MAX
MAX
A or B
Q or Q
14.5*
31.4*
1*
37*
1
37
tpd
CLR
Q or Q
CL = 15 pF
13*
25*
1*
29.5*
1
29.5
ns
CLR trigger
Q or Q
15.1*
33.4*
1*
39*
1
39
A or B
Q or Q
16.6
36
1
42
1
42
tpd
CLR
Q or Q
CL = 50 pF
14.7
32.8
1
34.5
1
34.5
ns
CLR trigger
Q or Q
17.4
38
1
44
1
44
CL = 50 pF,
Cext = 28 pF,
Rext = 2 k
CL = 50 pF,
Cext = 0.01
μ
F,
Rext = 10 k
CL = 50 pF,
Cext = 0.1
μ
F,
Rext = 10 k
CL = 50 pF
197
260
320
320
ns
tw
Q or Q
90
100
110
90
110
90
110
s
0.9
1
1.1
0.9
1.1
0.9
1.1
ms
tw§
±
1
%
* On products compliant to MIL-PRF-38535, this parameter is not production tested.
tw = Duration of pulse at Q and Q outputs
§
tw = Output pulse-duration variation (Q and Q) between circuits in same package
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