The Nx556 and Sx556 devices provide two independent timing circuits of the NA555, NE555, SA555, or SE555 type in each package.
| Part Number | Manufacturer | Description |
|---|---|---|
| SE5562 | Philips Semiconductors | Switched-mode power supply control circuit |
| SE556D | STMicroelectronics | General-purpose dual bipolar timer |
| SE556F | Philips Semiconductors | Dual timer |
| SE556N | STMicroelectronics | General-purpose dual bipolar timer |
| SE556 | Philips Semiconductors | Dual timer |
| SE5560 | Philips Semiconductors | Switched-mode power supply control circuit |
| SE5561 | Philips Semiconductors | Switched-mode power supply control circuit |
| SE5514 | Philips Semiconductors | Quad high-performance operational amplifier |
| SE5534A | Philips Semiconductors | Dual and single low noise op amp |
| SE5537FE | Philips Semiconductors | Sample-and-hold amplifier |
