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SN74LV123A-Q1 Datasheet(PDF) 6 Page - Texas Instruments

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Part No. SN74LV123A-Q1
Description  DUAL RETRIGGERABLE MONOSTABLE MULTIVIBRATOR WITH SCHMITT - TRIGGER INPUTS
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Maker  TI [Texas Instruments]
Homepage  http://www.ti.com
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SN74LV123A-Q1 Datasheet(HTML) 6 Page - Texas Instruments

 
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SN74LV123AQ1
DUAL RETRIGGERABLE MONOSTABLE MULTIVIBRATOR
WITH SCHMITT TRIGGER INPUTS
SCLS467B − FEBRUARY 2003 − REVISED MAY 2004
6
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
switching
characteristics
over
recommended
operating
free-air
temperature
range,
VCC = 3.3 V ± 0.3 V (unless otherwise noted) (see Figure 1)
PARAMETER
FROM
TO
TEST
TA = 25°C
MIN
MAX
UNIT
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
TEST
CONDITIONS
MIN
TYP
MAX
MIN
MAX
UNIT
A or B
Q or Q
11.8
24.1
1
27.5
tpd
CLR
Q or Q
CL = 50 pF
10.5
19.3
1
22
ns
tpd
CLR trigger
Q or Q
CL = 50 pF
12.3
25.9
1
29.5
ns
CL = 50 pF,
Cext = 28 pF,
Rext = 2 kΩ
182
240
300
ns
tw†
Q or Q
CL = 50 pF,
Cext = 0.01 µF,
Rext = 10 kΩ
90
100
110
90
110
µs
CL = 50 pF,
Cext = 0.1 µF,
Rext = 10 kΩ
0.9
1
1.1
0.9
1.1
ms
∆tw‡
CL = 50 pF
±1
%
† 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,
VCC = 5 V ± 0.5 V (unless otherwise noted) (see Figure 1)
PARAMETER
FROM
TO
TEST
TA = 25°C
MIN
MAX
UNIT
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
TEST
CONDITIONS
MIN
TYP
MAX
MIN
MAX
UNIT
A or B
Q or Q
8.3
14
1
16
tpd
CLR
Q or Q
CL = 50 pF
7.4
11.4
1
13
ns
tpd
CLR trigger
Q or Q
CL = 50 pF
8.7
14.9
1
17
ns
CL = 50 pF,
Cext = 28 pF,
Rext = 2 kΩ
167
200
240
ns
tw†
Q or Q
CL = 50 pF,
Cext = 0.01 µF,
Rext = 10 kΩ
90
100
110
90
110
µs
CL = 50 pF,
Cext = 0.1 µF,
Rext = 10 kΩ
0.9
1
1.1
0.9
1.1
ms
∆tw‡
±1
%
† tw = Duration of pulse at Q and Q outputs
‡ ∆tw = Output pulse-duration variation (Q and Q) between circuits in same package
operating characteristics, TA = 25°C
PARAMETER
TEST CONDITIONS
VCC
TYP
UNIT
Cpd
Power dissipation capacitance
CL = 50 pF,
f = 10 MHz
3.3 V
44
pF
Cpd
Power dissipation capacitance
CL = 50 pF,
f = 10 MHz
5 V
49
pF


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