- NE556N
- Intersil Corporation
- Data Book 1981
- NE556N
- New Japan Radio Co., Ltd.
- Cross Reference Guide
- NE556N
- Signetics / Mullard
- Analogue IC Data Manual 1977
- NE556N
- Stmicroelectronics
- IC OSC TIMER DUAL 500KHZ 14DIP - NE556N
- NE556N
- Texas Instruments
- Timers & Support Products Dual Precision
- NE556NE4
- Texas Instruments
- IC OSC TIMER DUAL 14-DIP - NE556NE4
- NE556NG4
- Texas Instruments
- Standard Timer Dual 14-Pin PDIP Tube
- NE556NS
- Texas Instruments
- Standard Timer Dual 14-Pin SOP
- NE556NSR
- Texas Instruments
- IC OSC TIMER DUAL 14-SOP - NE556NSR
- NE556NSRE4
- Texas Instruments
- IC OSC TIMER DUAL 14-SOP - NE556NSRE4
- NE556NSRG4
- Texas Instruments
- IC OSC TIMER DUAL 14-SOP - NE556NSRG4