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| 型號(hào)： | SNJ54LV123AW |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 諧振器 |
| 英文描述： | LV/LV-A/LVX/H SERIES, DUAL MONOSTABLE MULTIVIBRATOR, CDFP16 |
| 封裝： | CERAMIC, DFP-16 |
| 文件頁(yè)數(shù)： | 25/28頁(yè) |
| 文件大?。?/td> | 864K |
| 代理商： | SNJ54LV123AW |
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SN54LV123A, SN74LV123A
DUAL RETRIGGERABLE MONOSTABLE MULTIVIBRATORS
WITH SCHMITT-TRIGGER INPUTS
SCLS393O APRIL 1998 REVISED OCTOBER 2005
6
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
V
SN54LV123A
SN74LV123A
UNIT
PARAMETER
TEST CONDITIONS
VCC
MIN
TYP
MAX
MIN
TYP
MAX
UNIT
IOH = 50 μA
2 V to 5.5 V
VCC0.1
V
IOH = 2 mA
2.3 V
2
V
VOH
IOH = 6 mA
3 V
2.48
V
IOH = 12 mA
4.5 V
3.8
IOL = 50 μA
2 V to 5.5 V
0.1
V
IOL = 2 mA
2.3 V
0.4
V
VOL
IOL = 6 mA
3 V
0.44
V
IOL = 12 mA
4.5 V
0.55
Rext/Cext
VI = 5.5 V or GND
2 V to 5.5 V
±2.5
II
A B
d CLR
V
55VorGND
0
±1
μA
I
A, B, and CLR
VI = 5.5 V or GND
0 to 5.5 V
±1
μ
ICC
Quiescent
VI = VCC or GND,
IO = 0
5.5 V
20
μA
2.3 V
220
I
Active state
VI = VCC or GND,
3 V
280
A
ICC
Active state
(per circuit)
VI = VCC or GND,
Rext/Cext = 0.5 VCC
4.5 V
650
μA
CC
5.5 V
975
Ioff
VI or VO = 0 to 5.5 V
0
5
μA
C
V
or GND
3.3 V
1.9
pF
Ci
VI = VCC or GND
5 V
1.9
pF
This test is performed with the terminal in the off-state condition.
timing requirements over recommended operating free-air temperature range, VCC = 2.5 V ± 0.2 V
(unless otherwise noted) (see Figure 1)
TEST CONDITIONS
TA = 25°C
SN54LV123A
SN74LV123A
UNIT
TEST CONDITIONS
MIN
TYP
MAX
MIN
MAX
MIN
MAX
UNIT
t
Pulse
CLR
6
6.5
ns
tw
Pulse
duration
A or B trigger
6
6.5
ns
t
Pulse retrigger time
R
1k
Ω
Cext = 100 pF
94
ns
trr
Pulse retrigger time
Rext = 1 kΩ
Cext = 0.01 mF
2
ms
See retriggering data in the application information section.
timing requirements over recommended operating free-air temperature range, VCC = 3.3 V ± 0.3 V
(unless otherwise noted) (see Figure 1)
TEST CONDITIONS
TA = 25°C
SN54LV123A
SN74LV123A
UNIT
TEST CONDITIONS
MIN
TYP
MAX
MIN
MAX
MIN
MAX
UNIT
t
Pulse
CLR
5
ns
tw
Pulse
duration
A or B trigger
5
ns
t
Pulse retrigger time
R
1k
Ω
Cext = 100 pF
76
ns
trr
Pulse retrigger time
Rext = 1 kΩ
Cext = 0.01 mF
1.8
ms
See retriggering data in the application information section.
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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