參數(shù)資料
型號: SN74AHC123APW
廠商: Texas Instruments, Inc.
英文描述: DUAL RETRIGGERABLE MONOSTABLE MULTIVIBRATORS
中文描述: 雙RETRIGGERABLE單穩(wěn)態(tài)多頻振蕩器
文件頁數(shù): 6/23頁
文件大?。?/td> 598K
代理商: SN74AHC123APW
SN54AHC123A, SN74AHC123A
DUAL RETRIGGERABLE MONOSTABLE MULTIVIBRATORS
SCLS352G
JULY 1997
REVISED APRIL 2003
6
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
9.5*
SN54AHC123A
MIN
1*
SN74AHC123A
MIN
1
UNIT
(OUTPUT)
CONDITIONS
MIN
MAX
20.6*
MAX
24*
MAX
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
A or B
Q or Q
CL= 15 pF
CL = 15 pF
24
ns
10.2*
20.6*
1*
24*
1
24
CLR
Q or Q
CL= 15 pF
CL = 15 pF
7.5*
15.8*
1*
18.5*
1
18.5
ns
9.3*
15.8*
1*
18.5*
1
18.5
CLR t i
CLR trigger
Q or Q
CL= 15 pF
CL = 15 pF
10*
22.4*
1*
26*
1
26
ns
10.6*
22.4*
1*
26*
1
26
A or B
Q or Q
CL= 50 pF
CL = 50 pF
10.5
24.1
1
27.5
1
27.5
ns
11.8
24.1
1
27.5
1
27.5
CLR
Q or Q
CL= 50 pF
CL = 50 pF
8.9
19.3
1
22
1
22
ns
10.5
19.3
1
22
1
22
CLR t i
CLR trigger
Q or Q
CL= 50 pF
CL = 50 pF
11
25.9
1
29.5
1
29.5
ns
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
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 = Pulse duration at Q and Q outputs
tw = Output pulse-duration variation (Q and Q) between circuits in same package
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