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參數(shù)資料
| 型號： | MM74HC138 |
| 廠商： | Fairchild Semiconductor Corporation |
| 英文描述： | 3-to-8 Line Decoder |
| 中文描述： | 3至8線譯碼器 |
| 文件頁數(shù)： | 4/7頁 |
| 文件大小： | 73K |
| 代理商： | MM74HC138 |
www.fairchildsemi.com
4
M
AC Electrical Characteristics
V
CC
=
5V, T
A
=
25
°
C, C
L
=
15 pF, t
r
=
t
f
=
6 ns
AC Electrical Characteristics
C
L
=
50 pF, t
r
=
t
f
=
6 ns (unless otherwise specified)
Note 6:
C
PD
determines the no load dynamic power consumption, P
D
=
C
PD
V
CC2
f
+
I
CC
V
CC
, and the no load dynamic current consumption,
I
S
=
C
PD
V
CC
f
+
I
CC
.
Symbol
Parameter
Conditions
Typ
Guaranteed
Limit
25
Units
t
PLH
Maximum Propagation
18
ns
Delay, Binary Select to any Output
Maximum Propagation
Delay, Binary Select to any Output
t
PHL
28
35
ns
t
PHL
, t
PLH
Maximum Propagation
Delay, G1 to any Output
Maximum Propagation
18
25
ns
t
PHL
23
30
ns
Delay G2A or G2B to
Output
Maximum Propagation
t
PLH
18
25
ns
Delay G2A or G2B to Output
Symbol
Parameter
Conditions
V
CC
T
A
=
25
°
C
Typ
75
15
T
A
=
40 to 85
°
C
Guaranteed Limits
150
30
Units
t
PLH
Maximum Propagation
Delay Binary Select to
2.0V
4.5V
189
38
ns
ns
any Output LOW-to-HIGH
Maximum Propagation
Delay Binary Select to any
6.0V
2.0V
4.5V
13
100
20
26
200
40
32
252
50
ns
ns
ns
t
PHL
Output HIGH-to-LOW
Maximum Propagation
Delay G1 to any
6.0V
2.0V
4.5V
17
75
15
34
150
30
43
189
38
ns
ns
ns
t
PHL
, t
PLH
Output
Maximum Propagation
6.0V
2.0V
4.5V
13
82
28
26
175
35
32
221
44
ns
ns
ns
t
PHL
Delay G2A or G2B to
Output
Maximum Propagation
6.0V
2.0V
22
75
30
150
37
189
ns
ns
t
PLH
Delay G2A or G2B to
Output
4.5V
15
30
38
ns
6.0V
13
26
32
ns
t
TLH
, t
THL
Output Rise and
Fall Time
2.0V
4.5V
6.0V
30
8
7
75
15
13
95
19
16
ns
ns
ns
C
IN
Maximum Input
Capacitance
Power Dissipation
3
10
10
pF
C
PD
(Note 6)
75
pF
Capacitance
相關PDF資料 |
PDF描述 |
|---|---|
| MM74HC138M | 3-to-8 Line Decoder |
| MM74HC138N | 3-to-8 Line Decoder |
| MM74HC138SJ | 3-to-8 Line Decoder |
| MM74HC138MTC | 3-to-8 Line Decoder |
| MM74HC139MTC | Dual 2-To-4 Line Decoder |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| MM74HC138J | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:3-To-8-Line Demultiplexer |
| MM74HC138J/A+ | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:3-To-8-Line Demultiplexer |
| MM74HC138M | 功能描述:編碼器、解碼器、復用器和解復用器 3-to-8 Line Decoder RoHS:否 制造商:Micrel 產(chǎn)品:Multiplexers 邏輯系列:CMOS 位數(shù): 線路數(shù)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 |
| MM74HC138M | 制造商:Fairchild Semiconductor Corporation 功能描述:IC DECODERS/ENCODERS/MULTIPLEXERS/DEMUL |
| MM74HC138M | 制造商:Fairchild Semiconductor Corporation 功能描述:IC 74HC CMOS SMD 74HC138 SOIC16 |
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