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參數資料
| 型號： | MM74HC147 |
| 廠商： | National Semiconductor Corporation |
| 英文描述： | 10-to-4 Line Priority Encoder |
| 中文描述： | 10到4線優先編碼器 |
| 文件頁數： | 3/4頁 |
| 文件大?。?/td> | 108K |
| 代理商： | MM74HC147 |
AC Electrical Characteristics
V
CC
e
5V, T
A
e
25
§
C, C
L
e
15 pF, t
r
e
t
f
e
6 ns
Symbol
Parameter
Conditions
Typ
Guaranteed
Limit
Units
t
PHL
, t
PLH
Maximum Propagation
Delay
31
38
ns
AC Electrical Characteristics
V
CC
e
2.0V to 6.0V, C
L
e
50 pF, t
r
e
t
f
e
6 ns (unless otherwise specified)
T
A
e
25
§
C
74HC
54HC
Symbol
Parameter
Conditions
V
CC
T
A
eb
40 to 85
§
C
T
A
eb
55 to 125
§
C
Units
Typ
Guaranteed Limits
t
PHL
, t
PLH
Maximum Propagation
Delay
2.0V
4.5V
6.0V
181
36
31
220
44
37
275
55
47
319
64
54
ns
ns
ns
t
TLH
, t
THL
Maximum Output Rise
and Fall Time
2.0V
4.5V
6.0V
30
8
7
75
15
13
95
19
16
110
22
19
ns
ns
ns
C
PD
Power Dissipation
Capacitance (Note 5)
(per package)
180
pF
C
IN
Maximum Input
Capacitance
5
10
10
10
pF
Note 5:
C
PD
determines the no load dynamic power consumption, P
D
e
C
PD
V
CC2
f
a
I
CC
V
CC
, and the no load dynamic current consumption, I
S
e
C
PD
V
CC
f
a
I
CC
.
3
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相關代理商/技術參數 |
參數描述 |
|---|---|
| MM74HC147N | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| MM74HC148 | 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:8-3 Line Priority Encoder |
| MM74HC148M | 功能描述:編碼器、解碼器、復用器和解復用器 8-3 Line Pri Encoder RoHS:否 制造商:Micrel 產品:Multiplexers 邏輯系列:CMOS 位數: 線路數量（輸入/輸出）:2 / 12 傳播延遲時間:350 ps, 400 ps 電源電壓-最大:2.625 V, 3.6 V 電源電壓-最小:2.375 V, 3 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:QFN-44 封裝:Tray |
| MM74HC148MTC | 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:8-3 Line Priority Encoder |
| MM74HC148MX | 制造商:Fairchild Semiconductor Corporation 功能描述:Encoder 8-to-3 Priority CMOS 16-Pin SOIC N T/R 制造商:Rochester Electronics LLC 功能描述:- Bulk |
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