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參數(shù)資料
| 型號(hào)： | MM54HC221AJ |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 諧振器 |
| 英文描述： | HC/UH SERIES, DUAL MONOSTABLE MULTIVIBRATOR, CDIP16 |
| 封裝： | CERAMIC, DIP-16 |
| 文件頁(yè)數(shù)： | 3/6頁(yè) |
| 文件大小： | 171K |
| 代理商： | MM54HC221AJ |
AC Electrical Characteristics VCCe5V TAe25 C CLe15 pF tretfe6ns
Symbol
Parameter
Conditions
Typ
Guaranteed
Units
Limit
tPLH
Maximum Trigger Propagation
22
36
ns
Delay A B or Clear to Q
tPHL
Maximum Trigger Propagation
25
42
ns
Delay A B or Clear to Q
tPHL
Maximum Propagation Delay Clear to Q
20
31
ns
tPLH
Maximum Propagation Delay Clear to Q
22
33
ns
tW
Minimum Pulse Width A B or Clear
14
26
ns
tREM
Minimum Clear Removal Time
0
ns
tWQ(MIN) Minimum Output Pulse Width
CEXTe28 pF
400
ns
REXTe2kX
tWQ
Output Pulse Width
CEXTe1000 pF
10
m
s
REXTe10 kX
AC Electrical Characteristics CLe50 pF tretfe6 ns(unless otherwise specified)
TAe25 C
74HC
54HC
Symbol
Parameter
Conditions
VCC
TAeb40 to 85 CTAeb55 to 125 C Units
Typ
Guaranteed Limits
tPLH
Maximum Trigger Propagation
20V 77
169
194
210
ns
Delay A B or Clear to Q
45V 26
42
51
57
ns
60V 21
32
39
44
ns
tPHL
Maximum Trigger Propagation
20V 88
197
229
250
ns
Delay A B or Clear to Q
45V 29
48
60
67
ns
60V 24
38
46
51
ns
tPHL
Maximum Propagation
20V 54
114
132
143
ns
Delay Clear to Q
45V 23
34
41
45
ns
60V 19
28
33
36
ns
tPLH
Maximum Propagation
20V 56
116
135
147
ns
Delay Clear to Q
45V 25
36
42
46
ns
60V 20
29
34
37
ns
tW
Minimum Pulse Width
20V 57
123
144
157
ns
A B Clear
45V 17
30
37
42
ns
60V 12
21
27
30
ns
tREM
Minimum Clear
20V
0
ns
Removal Time
45V
0
ns
60V
0
ns
tTLH tTHL Maximum Output
20V 30
75
95
110
ns
Rise and Fall Time
45V
8
15
19
22
ns
60V
7
13
16
19
ns
tWQ(MIN) Minimum Output
CEXTe28 pF
20V 15
m
s
Pulse Width
REXTe2kX
45V 450
ns
REXTe6kX (VCCe2V)
60V 380
ns
tWQ
Output Pulse Width
CEXTe01 mF
Min 50V
1
09
086
085
ms
REXTe10 kX
Max 50V
1
11
114
115
ms
CPD
Power Dissipation
87
pF
Capacitance (Note 5)
CIN
Maximum Input
12
20
pF
Capacitance (Pins715)
CIN
Maximum Input
6
10
pF
Capacitance (other inputs)
Note 5
CPD determines the no load dynamic power consumption PDeCPD VCC2faICC VCC and the no load dynamic current consumption ISeCPD VCCfaICC
3
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