參數(shù)資料
型號(hào)： SN54LV123A
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)： 8/14頁
文件大?。?/td> 224K
代理商： SN54LV123A
SN54LV123A, SN74LV123A
DUAL RETRIGGERABLE MONOSTABLE MULTIVIBRATORS
WITH SCHMITT-TRIGGER INPUTS
SCLS393A – APRIL 1998 – REVISED DECEMBER 1999
8
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
switching characteristics over recommended operating free-air temperature range,
V
CC
= 3.3 V
±
0.3 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
10.2*
20.6*
1*
24*
1
24
tpd
CLR
Q or Q
CL = 15 pF
9.3*
15.8*
1*
18.5*
1
18.5
ns
CLR trigger
Q or Q
10.6*
22.4*
1*
26*
1
26
A or B
Q or Q
11.8
24.1
1
27.5
1
27.5
tpd
CLR
Q or Q
CL = 50 pF
10.5
19.3
1
22
1
22
ns
CLR trigger
Q or Q
12.3
25.9
1
29.5
1
29.5
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
182
240
300
300
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
switching characteristics over recommended operating free-air temperature range,
V
CC
= 5 V
±
0.5 V (unless otherwise noted) (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
TEST
TA = 25
°
C
TYP
SN54LV123A
SN74LV123A
UNIT
(OUTPUT)
CONDITIONS
MIN
MAX
MIN
MAX
MIN
MAX
A or B
Q or Q
7.1*
12*
1*
14*
1
14
tpd
CLR
Q or Q
CL = 15 pF
6.5*
9.4*
1*
11*
1
11
ns
CLR trigger
Q or Q
7.4*
12.9*
1*
15*
1
15
A or B
Q or Q
8.3
14
1
16
1
16
tpd
CLR
Q or Q
CL = 50 pF
7.4
11.4
1
13
1
13
ns
CLR trigger
Q or Q
8.7
14.9
1
17
1
17
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
167
200
240
240
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
PRODUCT PREVIEW information concerns products in the formative or
design phase of development. Characteristic data and other
specifications are design goals. Texas Instruments reserves the right to
change or discontinue these products without notice.
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