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參數(shù)資料
| 型號： | SN74F157 |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS |
| 中文描述： | 四2線1線數(shù)據(jù)選擇器/多路復用器 |
| 文件頁數(shù)： | 3/5頁 |
| 文件大?。?/td> | 72K |
| 代理商： | SN74F157 |
SN54F157A, SN74F157A
QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS
SDFS053A – MARCH 1987 – REVISED OCTOBER 1993
2–3
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
SN54F157A
MIN
TYP
SN74F157A
MIN
TYP
UNIT
MAX
MAX
VIK
VCC = 4.5 V,
VCC = 4.5 V,
VCC = 4.75 V,
VCC = 4.5 V,
VCC = 5.5 V,
VCC = 5.5 V,
VCC = 5.5 V,
VCC = 5.5 V,
VCC = 5.5 V,
II = –18 mA
IOH = – 1 mA
IOH = – 1 mA
IOL = 20 mA
VI = 7 V
VI = 2.7 V
VI = 0.5 V
VO = 0
VI = 4.5 V
–1.2
–1.2
V
VOH
2.5
3.4
2.5
3.4
V
2.7
VOL
II
IIH
IIL
IOS
ICC
0.3
0.5
0.3
0.5
V
0.1
0.1
mA
μ
A
mA
20
20
– 0.6
– 0.6
–60
–150
–60
–150
mA
15
23
15.5
23
mA
All typical values are at VCC = 5 V, TA = 25
°
C.
Not more than one output should be shorted at a time, and the duration of the short circuit should not exceed one second.
switching characteristics (see Note 2)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC = 5 V,
CL = 50 pF,
RL = 500
,
TA = 25
°
C
′
F157A
MIN
VCC = 4.5 V to 5.5 V,
CL = 50 pF,
RL = 500
,
TA = MIN to MAX§
SN54F157A
MIN
MAX
UNIT
SN74F157A
MIN
TYP
MAX
MAX
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
A/B
Y
3.2
6.6
10
3.2
12
3.2
11
ns
2.2
4.6
7
2.2
9
2.2
8
G
Y
4.2
6.6
9.5
4.2
13
4.2
11
ns
1.7
4.1
6.5
1.7
7.5
1.7
7
A or B
Y
1.7
4.1
6
1.7
7.5
1.7
6.5
ns
1.7
3.6
5.5
1
7.5
1.2
7
§For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.
NOTE 2: Load circuits and voltage waveforms are shown in Section 1.
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| SN74F157AD | 功能描述:編碼器、解碼器、復用器和解復用器 Quad 2 to 1 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 |
| SN74F157ADB | 制造商:Rochester Electronics LLC 功能描述: 制造商:Texas Instruments 功能描述: |
| SN74F157ADE4 | 功能描述:編碼器、解碼器、復用器和解復用器 Quad 2-1-Line Data Selectors/Mltplxrs 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 |
| SN74F157ADG4 | 功能描述:編碼器、解碼器、復用器和解復用器 QUAD 2Ln To 1Ln Data Selector Multiplexer 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 |
| SN74F157ADR | 功能描述:編碼器、解碼器、復用器和解復用器 Quad 2 to 1 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 |
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