74LS243 |
Part Number | 74LS243 |
Manufacturer | Fairchild Semiconductor |
Description | This four data line transceiver is designed for asynchronous two-way communications between data buses. It can be used to drive terminated lines down to 133Ω. Features s Two-way asynchronous communic... |
Features |
s Two-way asynchronous communication between data buses s PNP inputs reduce DC loading on bus line s Hysteresis at data inputs improves noise margin
Ordering Code:
Order Number DM74LS243M DM74LS243N Package Number M14A N14A Package Description 14-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-120, 0.150 Narrow 14-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300 Wide
Devices also available in Tape and Reel. Specify by appending the suffix letter “X” to the ordering code.
Connection Diagram
Function Table
Control Inputs G AB H L H L
I = Input O = Output H = HIGH Logic Le... |
Document |
74LS243 Data Sheet
PDF 52.64KB |
No. | Parte # | Fabricante | Descripción | Hoja de Datos |
---|---|---|---|---|
1 | 74LS240 |
ON Semiconductor |
LOW POWER SCHOTTKY | |
2 | 74LS240 |
Fairchild Semiconductor |
Octal 3-STATE Buffer/Line Driver/Line Receiver | |
3 | 74LS240 |
Hitachi Semiconductor |
Octal Buffers/Line Drivers/Line Receivers | |
4 | 74LS240 |
National Semiconductor |
Octal TRI-STATE Buffers/Line Drivers/Line Receivers | |
5 | 74LS240 |
BDTIC |
LSTTL eight-Buffer / Bus Driver | |
6 | 74LS241 |
Hitachi Semiconductor |
Octal Buffers/Line Drivers/Line Receivers |