| NE5561 |  | Philips Semiconductors | Switched-mode power supply control circuit | Original | PDF | 68.16KB | 5 | 
| NE556-1 |  | Philips Semiconductors | Dual timer | Original | PDF | 106.17KB | 5 | 
| NE556-1 |  | Unknown | The Industrial Linear IC Data Book 1993 | Scan | PDF | 66.97KB | 2 | 
| NE5561D |  | Philips Semiconductors | Switched-mode power supply control circuit | Original | PDF | 68.15KB | 5 | 
| NE5561D |  | Unknown | Historical semiconductor price guide (US$ - 1998). From our catalog scanning project. | Historical | PDF | 35.08KB | 1 | 
| NE5561D |  | Unknown | Shortform IC and Component Datasheets (Plus Cross Reference Data) | Short Form | PDF | 78.01KB | 1 | 
| NE5561D-T |  | Unknown | Historical semiconductor price guide (US$ - 1998). From our catalog scanning project. | Historical | PDF | 35.08KB | 1 | 
| NE556-1F |  | Philips Semiconductors | Dual timer | Original | PDF | 106.18KB | 5 | 
| NE556-1F |  | Unknown | Historical semiconductor price guide (US$ - 1998). From our catalog scanning project. | Historical | PDF | 35.08KB | 1 | 
| NE556-1F |  | Unknown | Shortform IC and Component Datasheets (Plus Cross Reference Data) | Short Form | PDF | 79.1KB | 1 | 
| NE556-1F |  | Unknown | Shortform Data and Cross References (Misc Datasheets) | Short Form | PDF | 37.38KB | 1 | 
| NE556-1F |  | Philips Semiconductors | Dual timer | Scan | PDF | 169.37KB | 5 | 
| NE556-1F |  | Signetics | Analogue IC Data Manual 1977 | Scan | PDF | 149.19KB | 3 | 
| NE5561FE |  | Unknown | Shortform IC and Component Datasheets (Plus Cross Reference Data) | Short Form | PDF | 78.01KB | 1 | 
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| NE556-1J |  | Unknown | Shortform IC and Component Datasheets (Plus Cross Reference Data) | Short Form | PDF | 79.1KB | 1 | 
| NE556-1J |  | Unknown | Shortform Data and Cross References (Misc Datasheets) | Short Form | PDF | 37.38KB | 1 | 
| NE556-1N |  | Philips Semiconductors | Dual timer | Original | PDF | 106.18KB | 5 | 
| NE5561N |  | Philips Semiconductors | Switched-mode power supply control circuit | Original | PDF | 68.15KB | 5 | 
| NE556-1N |  | Unknown | Shortform Data and Cross References (Misc Datasheets) | Short Form | PDF | 37.38KB | 1 | 
| NE5561N |  | Unknown | Historical semiconductor price guide (US$ - 1998). From our catalog scanning project. | Historical | PDF | 35.08KB | 1 |