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參數(shù)資料
| 型號(hào)： | HD74HC157 |
| 廠商： | Hitachi,Ltd. |
| 英文描述： | These devices each consist of four 2-input digital multiplexers with common select and strobe inputs |
| 中文描述： | 這些器件每4 2組成，共同選擇和頻閃輸入輸入數(shù)字多路復(fù)用器 |
| 文件頁(yè)數(shù)： | 5/10頁(yè) |
| 文件大小： | 57K |
| 代理商： | HD74HC157 |
HD74HC157/HD74HC158
5
AC Characteristics
(C
L
= 50 pF, Input t
r
= t
f
= 6 ns)
Ta = 25
°
C
Ta = –40 to
+85
°
C
Item
Symbol
V
CC
(V)
2.0
Min Typ Max Min
Max
Unit
Test Conditions
Propagation delay t
PLH
time
—
—
125 —
155
ns
Data to
HD74HC157 only
t
PHL
4.5
—
12
25
—
31
output
6.0
—
—
21
—
26
t
PLH
t
PHL
2.0
—
—
110 —
140
ns
HD74HC158 only
4.5
—
12
22
—
28
6.0
—
—
19
—
24
t
PHL
2.0
—
—
125 —
155
ns
Select to output
4.5
—
13
25
—
31
6.0
—
—
21
—
26
t
PLH
2.0
—
—
160 —
200
ns
4.5
—
17
32
—
40
6.0
—
—
27
—
34
t
PHL
2.0
—
—
160 —
200
ns
Strobe to output
4.5
—
12
32
—
40
6.0
—
—
27
—
34
t
PLH
2.0
—
—
160 —
200
ns
4.5
—
12
32
—
40
6.0
—
—
27
—
34
Output rise/fall
t
TLH
t
THL
2.0
—
—
75
—
95
ns
time
4.5
—
5
15
—
19
6.0
—
—
13
—
16
Input capacitance
Cin
—
—
5
10
—
10
pF
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| HD74HC158 | These devices each consist of four 2-input digital multiplexers with common select and strobe inputs |
| HD74HC160 | Synchronous Decade,4-bit Binary,Counter(Direct Clear,Synchronous Clear) |
| HD74HC161 | Octal Buffers/Drivers With 3-State Outputs 20-CFP -55 to 125 |
| HD74HC162 | Octal Buffers/Drivers With 3-State Outputs 20-LCCC -55 to 125 |
| HD74HC163 | Octal Buffers/Drivers With 3-State Outputs 20-CDIP -55 to 125 |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| HD74HC157FP-E | 制造商:Renesas Electronics 功能描述:74HC Quad 2-Channel Multiplexer |
| HD74HC157-T | 制造商:Renesas Electronics Corporation 功能描述: |
| HD74HC158FP | 制造商:Renesas Electronics Corporation 功能描述:Multiplexer 1-Element CMOS 8-IN 16-Pin SOP |
| HD74HC158RPEL | 制造商:HITACHI 功能描述: 制造商:Hitachi 功能描述:HC/UH SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, INVERTED OUTPUT, PDSO16 |
| HD74HC160P | 制造商:Renesas Electronics Corporation 功能描述:Counter Single 4-Bit Sync Decade UP 16-Pin SOP |
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