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參數(shù)資料
| 型號(hào)： | M74HC221 |
| 廠商： | 意法半導(dǎo)體 |
| 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)： | 7/14頁 |
| 文件大?。?/td> | 288K |
| 代理商： | M74HC221 |
AC ELECTRICAL CHARACTERISTICS
(C
L
= 50 pF, Input t
r
= t
f
= 6 ns)
Symbol
Parameter
Test Conditions
Value
-40 to 85
o
C
74HC
Min.
Unit
V
CC
(V)
T
A
= 25
o
C
54HC and 74HC
Min.
Typ.
30
-55 to 125
o
C
54HC
Min.
Max.
75
15
13
210
42
36
235
47
40
160
32
27
Max.
95
19
16
265
53
45
295
59
50
200
40
34
Max.
110
22
19
315
63
54
355
71
60
240
48
41
t
TLH
t
THL
Output Transition
Time
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
ns
8
7
t
PLH
t
PHL
Propagation
Delay Time
(A, B - Q, Q)
102
30
24
102
30
24
67
20
16
1.5
1.3
1.2
7
6.9
6.9
1.8
1.5
1.4
10
9.7
9.6
±
1
ns
t
PLH
t
PHL
Propagation
Delay Time
(CLRTRIGGER-Q,Q)
ns
t
PLH
t
PHL
Propagation
Delay Time
(CLR - Q, Q)
ns
t
WOUT
Output Pulse
Width
(for HC221)
C
X
= 100 pF
R
X
= 10 K
μ
s
C
X
= 0.1
μ
F
R
X
= 100 K
ms
t
WOUT
Output Pulse
Width
(for HC221A)
C
X
= 100 pF
R
X
= 10 K
μ
s
C
X
= 0.1
μ
F
R
X
= 100 K
ms
t
WOUT
Output Pulse
Width Error
Between Circuits
in Same Package
Minimum Pulse
Width
%
t
W(H)
t
W(L)
2.0
4.5
6.0
2.0
4.5
6.0
75
15
13
75
15
13
10
95
19
16
95
19
16
10
110
22
20
110
22
20
10
ns
t
W(L)
Minimum Pulse
Width
ns
C
IN
Input Capacitance
Power Dissipation
Capacitance
5
pF
C
PD
(*)
174
pF
(*) C
PD
isdefined asthe value ofthe IC’sinternal equivalent capactance which is calculated from the operating current consumption without load.
(RefertoTestCircuit).Averageopertingcurrentcanbeobtainedbythefollowingequation.I
CC
(opr)=C
PD
V
CC
f
IN
+I
CC
’ Duty/100+I
C
/2(permonostable)
(I
CC
’:Active Supply Current) (Duty:%)
M54/M74HC221/221A
7/14
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PDF描述 |
|---|---|
| M74HC221A | 2.7V to 5.5V 10-Bit 8-channel Serial DAC 20-SOIC -40 to 85 |
| M74HC221AF1R | 2.7V to 5.5V 10-Bit 8-channel Serial DAC 20-SOIC -40 to 85 |
| M74HC221M1R | DUAL MONOSTABLE MULTIVIBRATOR |
| M74HC221C1R | DUAL MONOSTABLE MULTIVIBRATOR |
| M74HC221AM1R | REC3-SRWZ_DRWZ/H* Series - Econoline Regulated DC-DC Converters; Input Voltage (Vdc): 24V; Output Voltage (Vdc): 05V; Power: 3W; 2kV, 4kVDC & 6kVDC Isolation; Industry Standard 3W DIP24 Package; Feedback Regulated Output; Continuous Short Circuit Protection; Wide Input 2:1 & 4:1; Medical Approvals (4kV/6kV Versions); EN and UL Certificates; 3 Pinout Options, 3 Case Styles; Control Pin Option; Efficiency to 86% |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| M74HC221A | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:DUAL MONOSTABLE MULTIVIBRATOR |
| M74HC221AB1R | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:DUAL MONOSTABLE MULTIVIBRATOR |
| M74HC221AC1R | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:DUAL MONOSTABLE MULTIVIBRATOR |
| M74HC221AF1R | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:DUAL MONOSTABLE MULTIVIBRATOR |
| M74HC221AM1R | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:DUAL MONOSTABLE MULTIVIBRATOR |
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