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| # | Part: | Description: | Manuf. | Package | Pins | T°min | T°max | PDF size |
| 1. |  PCAL9535A | Smart, simple solutions for the 12 most common design concerns | NXP Semiconductors | NXP | - | - | - | 494 Kb |
| 2. | PCAL9535A | Low-voltage 16-bit I2C-bus I/O port with interrupt and Agile I/O | NXP Semiconductors | NXP | - | - | - | 2.57 Mb |
| 3. | PCAL9535AHF | Low-voltage 16-bit I2C-bus I/O port with interrupt and Agile I/O | NXP Semiconductors | NXP | - | - | - | 2.57 Mb |
| 4. | PCAL9535APW | Low-voltage 16-bit I2C-bus I/O port with interrupt and Agile I/O | NXP Semiconductors | NXP | - | - | - | 2.57 Mb |
| 5. | PCAL9538A | Low-voltage 8-bit I2C-bus and SMBus low power I/O port with interrupt, reset and Agile I/O | NXP Semiconductors | NXP | - | - | - | 2.57 Mb |
| 6. | PCAL9539A | Smart, simple solutions for the 12 most common design concerns | NXP Semiconductors | NXP | - | - | - | 494 Kb |
| 7. | PCAL9539A | Low-voltage 16-bit I2C-bus and SMBus low power I/O port with interrupt and reset | NXP Semiconductors | NXP | - | - | - | 2.57 Mb |
| 8. | PCAL9539AHF | Low-voltage 16-bit I2C-bus and SMBus low power I/O port with interrupt and reset | NXP Semiconductors | NXP | - | - | - | 2.57 Mb |
| 9. | PCAL9539APW | Low-voltage 16-bit I2C-bus and SMBus low power I/O port with interrupt and reset | NXP Semiconductors | NXP | - | - | - | 2.57 Mb |
| 10. | PCAL9554B | Low-voltage 8-bit I2C-bus and SMBus low power I/O port with interrupt, weak pull-up and Agile I/O | NXP Semiconductors | NXP | - | - | - | 2.64 Mb |
| 11. | PCAL9554BBS | Low-voltage 8-bit I2C-bus and SMBus low power I/O port with interrupt, weak pull-up and Agile I/O | NXP Semiconductors | NXP | - | - | - | 2.64 Mb |
| 12. | PCAL9554BBSHP | Low-voltage 8-bit I2C-bus and SMBus low power I/O port with interrupt, weak pull-up and Agile I/O | NXP Semiconductors | NXP | - | - | - | 2.64 Mb |
| 13. | PCAL9554BPW | Low-voltage 8-bit I2C-bus and SMBus low power I/O port with interrupt, weak pull-up and Agile I/O | NXP Semiconductors | NXP | - | - | - | 2.64 Mb |
| 14. | PCAL9554BPWJ | Low-voltage 8-bit I2C-bus and SMBus low power I/O port with interrupt, weak pull-up and Agile I/O | NXP Semiconductors | NXP | - | - | - | 2.64 Mb |
| 15. | PCAL9554CBS | Low-voltage 8-bit I2C-bus and SMBus low power I/O port with interrupt, weak pull-up and Agile I/O | NXP Semiconductors | NXP | - | - | - | 2.64 Mb |
| 16. | PCAL9554CBSHP | Low-voltage 8-bit I2C-bus and SMBus low power I/O port with interrupt, weak pull-up and Agile I/O | NXP Semiconductors | NXP | - | - | - | 2.64 Mb |
| 17. | PCAL9554CPW | Low-voltage 8-bit I2C-bus and SMBus low power I/O port with interrupt, weak pull-up and Agile I/O | NXP Semiconductors | NXP | - | - | - | 2.64 Mb |
| 18. | PCAL9554CPWJ | Low-voltage 8-bit I2C-bus and SMBus low power I/O port with interrupt, weak pull-up and Agile I/O | NXP Semiconductors | NXP | - | - | - | 2.64 Mb |
| 19. | PCAL9555A | Low-voltage 16-bit I2C-bus GPIO with Agile I/O, interrupt and weak pull-up | NXP Semiconductors | NXP | - | - | - | 2.57 Mb |
| 20. | PCAL9555A | Smart, simple solutions for the 12 most common design concerns | NXP Semiconductors | NXP | - | - | - | 494 Kb |
