TYPE | DESCRIPTION |
---|
Mounting Style | Surface Mount |
Number of Pins | 20 Pin |
Supply Voltage (DC) | 4.75V ~ 5.25V |
Case/Package | SOIC-20 |
Number of Outputs | 8 Output |
Number of Circuits | 8 Circuit |
Number of Channels | 8 Channel |
Number of Positions | 20 Position |
Number of Bits | 8 Bit |
Propagation Delay Max (tpd) | 25.0 ns |
Voltage Nodes | 5.00 V |
Operating Temperature (Max) | 70 ℃ |
Operating Temperature (Min) | 0 ℃ |
Supply Voltage | 4.75V ~ 5.25V |
Supply Voltage (Max) | 5.25 V |
Supply Voltage (Min) | 4.75 V |
TYPE | DESCRIPTION |
---|
Product Lifecycle Status | Active |
Packaging | Tube |
Size-Length | 13 mm |
Size-Width | 7.6 mm |
Size-Height | 2.35 mm |
Operating Temperature | 0℃ ~ 70℃ |
The SN74LS642DW is an octal Bus Transceiver with open collector outputs and designed for asynchronous 2-way communication between data buses. The device transmits data from the A bus to the B bus or from the B bus to the A bus depending upon the level at the direction control (DIR) input. The enable input (G) can be used to disable the device so the buses are effectively isolated. The -1 version of the SN74LS642 is identical to the standard versions except that the recommended maximum IOL is increased to 48mA. It is characterized for operation from 0 to 70°C.
● Hysteresis at bus inputs improves noise margins
● Green product and no Sb/Br
Motorola
OCTAL BUS TRANSCEIVERS LOW POWER SCHOTTKY
TI
TEXAS INSTRUMENTS SN74LS642DW Transceiver, 74LS642, 4.75V to 5.25V, SOIC-20
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