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 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 DM.
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.
No. | Partie # | Fabricant | Description | Fiche Technique |
---|---|---|---|---|
1 | DM74LS240 |
National Semiconductor |
Octal TRI-STATE Buffers/Line Drivers/Line Receivers | |
2 | DM74LS240 |
Fairchild Semiconductor |
Octal 3-STATE Buffer/Line Driver/Line Receiver | |
3 | DM74LS241 |
National Semiconductor |
Octal TRI-STATE Buffers/Line Drivers/Line Receivers | |
4 | DM74LS241 |
Fairchild Semiconductor |
Octal 3-STATE Buffer/Line Driver/Line Receiver | |
5 | DM74LS244 |
National Semiconductor |
Octal TRI-STATEE Buffers/Line Drivers/Line Receivers | |
6 | DM74LS244 |
Fairchild Semiconductor |
Octal 3-STATE Buffer/Line Driver/Line Receiver | |
7 | DM74LS245 |
National Semiconductor |
TRI-STATE Octal Bus Transceiver | |
8 | DM74LS245 |
Fairchild Semiconductor |
3-STATE Octal Bus Transceiver | |
9 | DM74LS247 |
Fairchild Semiconductor |
BCD to 7-Segment Decoder/Driver | |
10 | DM74LS247 |
National Semiconductor |
BCD to 7-Segment Decoder/Driver | |
11 | DM74LS20 |
National Semiconductor |
Dual 4-Input NAND Gates | |
12 | DM74LS20 |
Fairchild Semiconductor |
Dual 4-Input NAND Gate |