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參數資料
| 型號： | SN74AS157DRE4 |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | QUADRUPLE 1-OF-2 DATA SELECTORS/MULTIPLEXERS |
| 中文描述： | 翻兩番1 - 2數據選擇器/多路復用器 |
| 文件頁數： | 1/18頁 |
| 文件大?。?/td> | 556K |
| 代理商： | SN74AS157DRE4 |
SN54ALS157A, SN54ALS158
SN74ALS157A, SN74ALS158, SN74AS157, SN74AS158
QUADRUPLE 1-OF-2 DATA SELECTORS/MULTIPLEXERS
SDAS081C – APRIL 1982 – REVISED DECEMBER 1994
Copyright
1994, Texas Instruments Incorporated
1
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
Buffered Inputs and Outputs
Package Options Include Plastic
Small-Outline (D) Packages, Ceramic Chip
Carriers (FK), and Standard Plastic (N) and
Ceramic (J) 300-mil DIPs
description
These
inverters and drivers to supply full data selection
to the four output gates. A separate strobe (G)
input is provided. A 4-bit word is selected from one
of two sources and is routed to the four outputs.
The
′
ALS157A and SN74AS157 present true
data. The
′
ALS158 and SN74AS158 present
inverted data to minimize propagation delay time.
data
selectors/multiplexers
contain
The SN54ALS157A and SN54ALS158 are
characterized for operation over the full military
temperature range of –55
°
C to 125
°
C. The
SN74ALS157A, SN74ALS158, SN74AS157, and
SN74AS158 are characterized for operation from
0
°
C to 70
°
C.
FUNCTION TABLE
INPUTS
OUTPUT Y
G
A/B
DATA
′
ALS157A
SN74AS157
′
ALS158
SN74AS158
A
X
B
X
H
X
L
H
L
L
L
X
L
H
L
L
H
X
H
L
L
H
X
L
L
H
L
H
X
H
H
L
SN54ALS157A, SN54ALS158 . . . J PACKAGE
SN74ALS157A, SN74ALS158,
SN74AS157, SN74AS158
. . .
D OR N PACKAGE
(TOP VIEW)
3
2 1 20 19
9 10 11 12 13
4
5
6
7
8
18
17
16
15
14
4A
NC
4Y
3A
1B
1Y
NC
2A
2B
SN54ALS157A, SN54ALS158 . . . FK PACKAGE
(TOP VIEW)
1
A
N
3
3
G
2
G
N
V
C
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
A/B
1A
1B
1Y
2A
2B
2Y
GND
V
CC
G
4A
4B
4Y
3A
3B
3Y
NC – No internal connection
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of Texas Instruments
standard warranty. Production processing does not necessarily include
testing of all parameters.
相關PDF資料 |
PDF描述 |
|---|---|
| SN74AS157DR | Quad 2-Input NAND Schmitt Trigger; Package: SOEIAJ-14; No of Pins: 14; Container: Rail; Qty per Container: 50 |
| SN54ALS157AFK | QUADRUPLE 1-OF-2 DATA SELECTORS/MULTIPLEXERS |
| SN54ALS158FK | QUADRUPLE 1-OF-2 DATA SELECTORS/MULTIPLEXERS |
| SN54ALS158J | QUADRUPLE 1-OF-2 DATA SELECTORS/MULTIPLEXERS |
| SN74AS158DR | QUADRUPLE 1-OF-2 DATA SELECTORS/MULTIPLEXERS |
相關代理商/技術參數 |
參數描述 |
|---|---|
| SN74AS157DRG4 | 功能描述:編碼器、解碼器、復用器和解復用器 QUAD 1 of 2 Data SELECTR Mltplxrs 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 |
| SN74AS157N | 功能描述:編碼器、解碼器、復用器和解復用器 Quad 1-of-2 Data Selector/Multiplexer 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 |
| SN74AS157NE4 | 功能描述:編碼器、解碼器、復用器和解復用器 Quad 1-of-2 Data Selector/Multiplexer 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 |
| SN74AS157NS | 制造商:Rochester Electronics LLC 功能描述: 制造商:Texas Instruments 功能描述: |
| SN74AS157NSR | 功能描述:編碼器、解碼器、復用器和解復用器 Quad 1-of-2 Data Selector/Multiplexer 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 |
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