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參數(shù)資料
| 型號： | SN54AHCT123AFKR |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 諧振器 |
| 英文描述： | AHCT/VHCT SERIES, DUAL MONOSTABLE MULTIVIBRATOR, CQCC20 |
| 封裝： | CERAMIC, CC-20 |
| 文件頁數(shù)： | 9/12頁 |
| 文件大?。?/td> | 163K |
| 代理商： | SN54AHCT123AFKR |
SN54AHCT123A, SN74AHCT123A
DUAL RETRIGGERABLE MONOSTABLE MULTIVIBRATORS
SCLS420C – JUNE 1998 – REVISED DECEMBER 1999
6
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
switching characteristics over recommended operating free-air temperature range,
VCC = 5 V ± 0.5 V (unless otherwise noted) (see Figure 1)
PARAMETER
FROM
TO
TEST
TA = 25°C
SN54AHCT123A
SN74AHCT123A
UNIT
PARAMETER
FROM
TO
TEST
A
UNIT
PARAMETER
(INPUT)
(OUTPUT)
CONDITIONS
MIN
TYP
MAX
MIN
MAX
MIN
MAX
UNIT
tPLH*
A or B
QorQ
CL =15 pF
5.3*
10*
1*
13*
1
11
ns
tPHL*
A or B
Q or Q
CL = 15 pF
5.3*
10*
1*
13*
1
11
ns
tPLH*
CLR
QorQ
CL =15 pF
7.7*
12*
1*
15*
1
13
ns
tPHL*
CLR
Q or Q
CL = 15 pF
7.7*
12*
1*
15*
1
13
ns
tPLH*
CLR trigger
QorQ
CL =15 pF
8*
13*
1*
16*
1
14
ns
tPHL*
CLR trigger
Q or Q
CL = 15 pF
8*
13*
1*
16*
1
14
ns
tPLH
A or B
QorQ
CL =50 pF
6.8
11
1
14
1
12
ns
tPHL
A or B
Q or Q
CL = 50 pF
6.8
11
1
14
1
12
ns
tPLH
CLR
QorQ
CL =50 pF
9.2
13
1
16
1
14
ns
tPHL
CLR
Q or Q
CL = 50 pF
9.2
13
1
16
1
14
ns
tPLH
CLR trigger
QorQ
CL =50 pF
9.5
14
1
17
1
15
ns
tPHL
CLR trigger
Q or Q
CL = 50 pF
9.5
14
1
17
1
15
ns
CL = 50 pF,
Cext = 28 pF,
Rext = 2 k
133
200
240
ns
tw
Q or Q
CL = 50 pF,
Cext = 0.01
F,
Rext = 10 k
90
100
110
90
110
90
110
ms
CL = 50 pF,
Cext = 0.1 F,
Rext = 10 k
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
operating characteristics, VCC = 5 V, TA = 25°C
PARAMETER
TEST CONDITIONS
TYP
UNIT
Cpd
Power dissipation capacitance
No load
29
pF
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