參數(shù)資料
型號： TC74VHC221AFK
廠商： Toshiba Corporation
英文描述： Dual Monostable Multivibrator
中文描述： 雙單穩(wěn)態(tài)觸發(fā)器
文件頁數(shù)： 9/15頁
文件大小： 323K
代理商： TC74VHC221AFK
TC74VHC123,221AF/AFN/AFT/AFK
2007-10-19
9
Timing Requirements
(input: t
r
=
t
f
=
3 ns)
Test Condition
Ta = 25°C
Ta
=
40 to
85°C
Characteristics
Symbol
V
CC
(V)
Typ.
Limit
Limit
Unit
Minimum pulse width
t
w (L)
t
w (H)
3.3
±
0.3
5.0
±
0.5
5.0
5.0
5.0
5.0
ns
Minimum clear width
(CLR )
t
w (L)
3.3
±
0.3
5.0
±
0.5
5.0
5.0
5.0
5.0
ns
R
X
=
1 k
Ω
C
X
=
100 pF
3.3
±
0.3
5.0
±
0.5
60
39
ns
Minimum retrigger time
(Note)
t
rr
R
X
=
1 k
Ω
C
X
=
0.01
μ
F
3.3
±
0.3
5.0
±
0.5
1.5
1.2
μ
s
Note:
For TC74VHC123A only
AC Characteristics
(input: t
r
=
t
f
=
3 ns)
Test Condition
Ta
=
25°C
Ta
=
40 to
85°C
Characteristics
Symbol
V
CC
(V)
C
L
(pF)
Min
Typ.
Max
Min
Max
Unit
15
13.4
20.6
1.0
24.0
3.3
±
0.3
50
15.9
24.1
1.0
27.5
15
8.1
12.0
1.0
14.0
Propagation delay
time
( A , B-Q, Q )
t
pLH
t
pHL
5.0
±
0.5
50
9.6
14.0
1.0
16.0
ns
15
14.5
22.4
1.0
26.0
3.3
±
0.3
50
17.0
25.9
1.0
29.5
15
8.7
12.9
1.0
15.0
Propagation delay
time
(
CLR
trigger-Q,
Q
)
t
pLH
t
pHL
5.0
±
0.5
50
10.2
14.9
1.0
17.0
ns
15
10.3
15.8
1.0
18.5
3.3
±
0.3
50
12.8
19.3
1.0
22.0
15
6.3
9.4
1.0
11.0
Propagation delay
time
(
CLR
-Q,
Q
)
t
pLH
t
pHL
5.0
±
0.5
50
7.8
11.4
1.0
13.0
ns
3.3
±
0.3
160
240
―
300
C
X
=
28 pF
R
X
=
2 k
Ω
5.0
±
0.5
50
133
200
―
240
ns
3.3
±
0.3
90
100
110
90
110
C
X
=
0.01
μ
F
R
X
=
10 k
Ω
5.0
±
0.5
50
90
100
110
90
110
μ
s
3.3
±
0.3
0.9
1.0
1.1
0.9
1.1
Output pulse width
t
wOUT
C
X
=
0.1
μ
F
R
X
=
10 k
Ω
5.0
±
0.5
50
0.9
1.0
1.1
0.9
1.1
ms
Output pulse width
error between circuits
(in same package)
Δ
t
wOUT
±
1
%
Input capacitance
C
IN
4
10
10
pF
Power dissipation
capacitance
C
PD
(Note)
73
pF
Note:
C
PD
is defined as the value of the internal equivalent capacitance which is calculated from the operating
current consumption without load.
Average operating current can be obtained by the equation:
I
CC (opr)
=
C
PD
·V
CC
·f
IN
+
I
CC’
·Duty/100
+
I
CC
/2 (per circuit)
(I
CC’
: active supply current)
(duty: %)
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TC74VHC221AFK(EL,K 制造商:Toshiba America Electronic Components 功能描述:Logic,TC74VHC,MonoStable Multivbrtr,US16
TC74VHC221AFN 制造商:Toshiba America Electronic Components 功能描述:MONOSTABLE MULTIVIBRATOR DUAL 16PIN SOL - Tape and Reel
TC74VHC221-AFT 制造商:Toshiba America Electronic Components 功能描述:
TC74VHC221AFT(EK2M 功能描述:單穩(wěn)態(tài)多諧振蕩器 CMOS LOGIC IC STD LOGIC IC’S RoHS:否 制造商:Texas Instruments 每芯片元件:1 邏輯系列:LVC 邏輯類型:Monostable Multivibrator 封裝 / 箱體:SSOP-8 傳播延遲時間:18.6 ns 高電平輸出電流:- 32 mA 低電平輸出電流:32 mA 電源電壓-最大:5.5 V 電源電壓-最小:1.65 V 最大功率耗散: 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝:Reel
TC74VHC221AFT(EL,K 制造商:Toshiba America Electronic Components 功能描述:Logic,C-MOS,74VHC,TC74VHC221AFT
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