| No. |
Part Name |
Description |
Manufacturer |
| 6541 |
DL008D |
4 AND gates with 2 inputs each (TTL low-power Schottky series), possibly equivalent SN74LS08N |
RFT |
| 6542 |
DL010D |
3 NAND gates with 3 inputs each (TTL low-power Schottky series), possibly equivalent SN74LS10N |
RFT |
| 6543 |
DL011D |
3 NAND gates with 3 inputs each (TTL low-power Schottky series), possibly equivalent SN74LS11N |
RFT |
| 6544 |
DL014D |
6 Schmitt triggers, inverters (TTL low-power Schottky series), possibly equivalent SN74LS14N |
RFT |
| 6545 |
DL020D |
2 NAND gates with 4 inputs each (TTL low-power Schottky series), possibly equivalent SN74LS20N |
RFT |
| 6546 |
DL021D |
2 AND gates with 4 inputs each (TTL low-power Schottky series), possibly equivalent SN74LS21N |
RFT |
| 6547 |
DL030D |
1 NAND gate with 8 inputs (TTL low-power Schottky series), possibly equivalent SN74LS30N |
RFT |
| 6548 |
DL032D |
4 OR gates with 2 inputs each (TTL low-power Schottky series), possibly equivalent SN74LS32N |
RFT |
| 6549 |
DL037D |
4 NAND power gates with 2 inputs (TTL low-power Schottky series), possibly equivalent SN74LS37N |
RFT |
| 6550 |
DL038D |
4 NAND power gates with 2 inputs, open collector exits (TTL low-power Schottky series), possibly equivalent SN74LS38N |
RFT |
| 6551 |
DL040D |
2 NAND power gates with 4 inputs (TTL low-power Schottky series), possibly equivalent SN74LS40N |
RFT |
| 6552 |
DL051D |
2 AND/NOR gates with 2 x 2 or 2 x 3 inputs each (TTL low-power Schottky series), possibly equivalent SN74LS51N |
RFT |
| 6553 |
DL074D |
2 positiv D-Flip-Flop (TTL low-power Schottky series), possibly equivalent SN74LS74N |
RFT |
| 6554 |
DL083D |
4 binary full adder (TTL low-power Schottky series), possibly equivalent SN74LS83N |
RFT |
| 6555 |
DL086D |
4 exclusive OR gates with 2 inputs each (TTL low-power Schottky series), possibly equivalent SN74LS86N |
RFT |
| 6556 |
DL090D |
Decadal counter (TTL low-power Schottky series), possibly equivalent SN74LS90N |
RFT |
| 6557 |
DL093D |
4 bit-Dual (TTL low-power Schottky series), possibly equivalent SN74LS93N |
RFT |
| 6558 |
DL112D |
Dual JK negative triggered flip-flop (TTL low-power Schottky series), possibly equivalent SN74LS112N |
RFT |
| 6559 |
DL123D |
2 monostabile multivibrator (TTL low-power Schottky series), possibly equivalent SN74LS123N |
RFT |
| 6560 |
DL132D |
4 x Trigger Schmitt, NAND gate, 2 inputs (TTL low-power Schottky series), possibly equivalent SN74LS132N |
RFT |
| 6561 |
DL155D |
2 x 2 bit binary decoder/demultiplexer (TTL low-power Schottky series), possibly equivalent SN74LS155N |
RFT |
| 6562 |
DL164D |
8 bit shift register with parallel output and reset input (TTL low-power Schottky series), possibly equivalent SN74LS164N |
RFT |
| 6563 |
DL175D |
4 bit bistable latch circuit (TTL low-power Schottky series), possibly equivalent SN74LS175N |
RFT |
| 6564 |
DL192D |
Forward/reverse decadic counter with separate forward/backward clock (TTL low-power Schottky series), possibly equivalent SN74LS192N |
RFT |
| 6565 |
DL193D |
Forvard/reverse binary counter with separate forward/reverse clock (TTL low-power Schottky series), possibly equivalent SN74LS193N |
RFT |
| 6566 |
DL194D |
4 bit right/left shift register (TTL low-power Schottky series), possibly equivalent SN74LS194N |
RFT |
| 6567 |
DL251D |
2 AND/NOR gates with 2 x 2 inputs each (TTL low-power Schottky series), possibly equivalent SN74LS251N |
RFT |
| 6568 |
DL253D |
AND/NOR gate with 4 x 2 inputs (TTL low-power Schottky series), possibly equivalent SN74LS253N |
RFT |
| 6569 |
DL257D |
Four 2 on 1 multiplexers (TTL low-power Schottky series), possibly equivalent SN74LS257N |
RFT |
| 6570 |
DL259D |
8 bit latch, addressable, with enable and clear (TTL low-power Schottky series), possibly equivalent SN74LS259N |
RFT |
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