| 855801 | LM555CM | Timer | National Semiconductor |
| 855802 | LM555CM | Highly stable 555 timer for generating accurate time delays and oscillation 8-SOIC 0 to 70 | Texas Instruments |
| 855803 | LM555CM/NOPB | Highly stable 555 timer for generating accurate time delays and oscillation 8-SOIC 0 to 70 | Texas Instruments |
| 855804 | LM555CMM | Timer | National Semiconductor |
| 855805 | LM555CMM | Timer | National Semiconductor |
| 855806 | LM555CMM | Timer | National Semiconductor |
| 855807 | LM555CMM | Highly stable 555 timer for generating accurate time delays and oscillation 8-VSSOP 0 to 70 | Texas Instruments |
| 855808 | LM555CMM/NOPB | Highly stable 555 timer for generating accurate time delays and oscillation 8-VSSOP 0 to 70 | Texas Instruments |
| 855809 | LM555CMMX | Timer | National Semiconductor |
| 855810 | LM555CMMX | Timer | National Semiconductor |
| 855811 | LM555CMMX | Timer | National Semiconductor |
| 855812 | LM555CMMX/NOPB | Highly stable 555 timer for generating accurate time delays and oscillation 8-VSSOP 0 to 70 | Texas Instruments |
| 855813 | LM555CMX | Single Timer | Fairchild Semiconductor |
| 855814 | LM555CMX | Timer | National Semiconductor |
| 855815 | LM555CMX | Timer | National Semiconductor |
| 855816 | LM555CMX | Timer | National Semiconductor |
| 855817 | LM555CMX | Highly stable 555 timer for generating accurate time delays and oscillation 8-SOIC 0 to 70 | Texas Instruments |
| 855818 | LM555CMX/NOPB | Highly stable 555 timer for generating accurate time delays and oscillation 8-SOIC 0 to 70 | Texas Instruments |
| 855819 | LM555CN | Single Timer | Fairchild Semiconductor |
|
| 855820 | LM555CN | Timer for timing delays and oscillator applications | Harris Semiconductor |
| 855821 | LM555CN | Timers for Timing Delays and Oscillator Applications in Commercial/ Industrial and Military Equipment | Intersil |
| 855822 | LM555CN | Timer | National Semiconductor |
| 855823 | LM555CN | Timer | National Semiconductor |
| 855824 | LM555CN | Timer | National Semiconductor |
| 855825 | LM555CN/NOPB | Highly stable 555 timer for generating accurate time delays and oscillation 8-PDIP 0 to 70 | Texas Instruments |
| 855826 | LM555H-MLS | Timer | National Semiconductor |
| 855827 | LM555H-MLS | Timer | National Semiconductor |
| 855828 | LM555H-MLS | Timer | National Semiconductor |
| 855829 | LM555H-S | Timer | National Semiconductor |
| 855830 | LM555H/883 | Timer | National Semiconductor |
| 855831 | LM555H/883 | Timer | National Semiconductor |
| 855832 | LM555H/883 | Timer | National Semiconductor |
| 855833 | LM555H/883 | Timer 8-TO-99 -55 to 125 | Texas Instruments |
| 855834 | LM555J | Timer | National Semiconductor |
| 855835 | LM555J-MLS | Timer | National Semiconductor |
| 855836 | LM555J/883 | Timer | National Semiconductor |
| 855837 | LM555J/883 | Timer | National Semiconductor |
| 855838 | LM555J/883 | Timer | National Semiconductor |
| 855839 | LM555J/883 | Timer 8-CDIP -55 to 125 | Texas Instruments |
| 855840 | LM555MD8 | Timer | National Semiconductor |
