參數(shù)資料
型號: SN74LS242DW
廠商: Motorola, Inc.
英文描述: QUAD BUS TRANSCEIVER
中文描述: 四總線收發(fā)器
文件頁數(shù): 1/5頁
文件大?。?/td> 171K
代理商: SN74LS242DW
5-393
FAST AND LS TTL DATA
QUAD BUS TRANSCEIVER
The SN54/74LS242 and SN54/74LS243 are Quad Bus Transmitters/Re-
ceivers designed for 4-line asynchronous 2-way data communications
between data buses.
Hysteresis at Inputs to Improve Noise Immunity
2-Way Asynchronous Data Bus Communication
Input Clamp Diodes Limit High-Speed Termination Effects
LOGIC AND CONNECTION DIAGRAMS DIP
(TOP VIEW)
SN54/74LS242
SN54/74LS243
NOTE:
The Flatpak version
has the same pinouts
(Connection Diagram) as
the Dual In-Line Package.
TRUTH TABLES
SN54/74LS242
INPUTS
OUTPUT
INPUTS
OUTPUT
GAB
D
GAB
D
L
L
H
L
H
X
H
L
(Z)
L
H
H
X
L
H
(Z)
H
L
SN54/74LS243
INPUTS
OUTPUT
INPUTS
OUTPUT
GAB
D
GAB
D
L
L
H
L
H
X
L
H
(Z)
L
H
H
X
L
H
(Z)
H
L
H = HIGH Voltage Level
L = LOW Voltage Level
X = Immaterial
Z = HIGH Impedance
SN54/74LS242
SN54/74LS243
QUAD BUS TRANSCEIVER
LOW POWER SCHOTTKY
ORDERING INFORMATION
SN54LSXXXJ
SN74LSXXXN
SN74LSXXXDW SOIC
Ceramic
Plastic
J SUFFIX
CERAMIC
CASE 632-08
N SUFFIX
PLASTIC
CASE 646-06
14
1
14
1
14
1
D SUFFIX
SOIC
CASE 751A-02
相關(guān)PDF資料
PDF描述
SN74LS242N QUAD BUS TRANSCEIVER
SN74LS243DW QUAD BUS TRANSCEIVER
SN74LS243N QUAD BUS TRANSCEIVER
SN74LS253D DUAL 4-INPUT MULTIPLEXER WITH 3-STATE OUTPUTS
SN74LS253N DUAL 4-INPUT MULTIPLEXER WITH 3-STATE OUTPUTS
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
SN74LS242M 制造商:Rochester Electronics LLC 功能描述:- Bulk
SN74LS242MEL 制造商:Rochester Electronics LLC 功能描述:- Bulk
SN74LS242N 制造商:Rochester Electronics LLC 功能描述:- Bulk
SN74LS243D 功能描述:總線收發(fā)器 Quad bus transceiver RoHS:否 制造商:Fairchild Semiconductor 邏輯類型:CMOS 邏輯系列:74VCX 每芯片的通道數(shù)量:16 輸入電平:CMOS 輸出電平:CMOS 輸出類型:3-State 高電平輸出電流:- 24 mA 低電平輸出電流:24 mA 傳播延遲時間:6.2 ns 電源電壓-最大:2.7 V, 3.6 V 電源電壓-最小:1.65 V, 2.3 V 最大工作溫度:+ 85 C 封裝 / 箱體:TSSOP-48 封裝:Reel
SN74LS243DE4 功能描述:總線收發(fā)器 Quad bus transceiver RoHS:否 制造商:Fairchild Semiconductor 邏輯類型:CMOS 邏輯系列:74VCX 每芯片的通道數(shù)量:16 輸入電平:CMOS 輸出電平:CMOS 輸出類型:3-State 高電平輸出電流:- 24 mA 低電平輸出電流:24 mA 傳播延遲時間:6.2 ns 電源電壓-最大:2.7 V, 3.6 V 電源電壓-最小:1.65 V, 2.3 V 最大工作溫度:+ 85 C 封裝 / 箱體:TSSOP-48 封裝:Reel