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| Part Number | KA555 | KA555D | KA555I | KA556 |
|---|---|---|---|---|
| Manufacturer | onsemi | Fairchild Semiconductor | onsemi | onsemi |
| Product Status | Obsolete | Obsolete | Obsolete | Obsolete |
| Type | 555 Type, Timer/Oscillator (Single) | 555 Type, Timer/Oscillator (Single) | 555 Type, Timer/Oscillator (Single) | 555 Type, Timer/Oscillator (Dual) |
| Count | - | - | - | - |
| Frequency | - | - | - | - |
| Voltage - Supply | 4.5V ~ 16V | 4.5V ~ 16V | 4.5V ~ 16V | 4.5V ~ 16V |
| Current - Supply | 7.5 mA | 7.5 mA | 7.5 mA | 16 mA |
| Operating Temperature | 0°C ~ 70°C | 0°C ~ 70°C | -40°C ~ 85°C | 0°C ~ 70°C |
| Package / Case | 8-DIP (0.300", 7.62mm) | 8-SOIC (0.154", 3.90mm Width) | 8-DIP (0.300", 7.62mm) | 14-DIP (0.300", 7.62mm) |
| Supplier Device Package | 8-DIP | 8-SOIC | 8-DIP | 14-MDIP |
| Mounting Type | Through Hole | Surface Mount | Through Hole | Through Hole |
