| No. |
Part Name |
Description |
Manufacturer |
| 1 |
DM54LS257BJ |
TRI-STATE Quad 2-Data Selectors/Multiplexers |
National Semiconductor |
| 2 |
KT8557BJ |
1 chip CODEC |
Samsung Electronic |
| 3 |
LF357BJ |
+/-18 V, monolithic JEET input operational amplifier |
National Semiconductor |
| 4 |
MC74F657BJ |
Octal bidirectional transceiver with 8-bit parity generator checker |
Motorola |
| 5 |
SN54LS257BJ |
Quad 2-input multiplexer with 3-state outputs |
Motorola |
| 6 |
SN54LS257BJ |
Quadruple 2-Line To 1-Line Data Selectors/Multiplexers |
Texas Instruments |
| 7 |
SNJ54LS257BJ |
Quadruple 2-Line To 1-Line Data Selectors/Multiplexers |
Texas Instruments |
| | | |
