I/O Expanders parts in stock
22 part numbers · 22 in stock · checked 2026-11-02
Discrete logic is the category most exposed to obsolescence — the design is twenty years old and the part is discontinued. 22 part numbers are listed, 22 in stock, TSSOP-24 being the usual package. Every listing here is a specific orderable part number rather than a family average.
| Part number | Manufacturer | Package | Stock | From |
|---|---|---|---|---|
| PCA9505DGG,118 | NXP | TSSOP-56-6.1mm | 19,700 | USD 8.16 |
| PCA9535AHF,128 | NXP | HWQFN-24-EP(4x4) | 12,400 | USD 1.04 |
| PCA9539PW/Q900,118 | NXP | TSSOP-24 | 19,200 | USD 3.30 |
| PCA9554APW,118 | NXP | TSSOP-16 | 18,300 | USD 1.61 |
| PCA9554PW,118 | NXP | TSSOP-16 | 25,000 | USD 1.05 |
| PCAL6408AHKX | NXP | SOT-1161 | 54 | USD 1.70 |
| PCAL9539APW,118 | NXP | TSSOP-24 | 19,400 | USD 3.67 |
| PCAL9555AHF,128 | NXP | HWQFN-24-EP(4x4) | 9,350 | USD 2.78 |
| PCF8574AT/3,518 | NXP | SOIC-16-300mil | 21,200 | USD 2.86 |
| PCF8574T/3,518 | NXP | SOIC-16-300mil | 24,200 | USD 2.10 |
| PCF8574TS/3,118 | NXP | SSOP-20-4.4mm | 11,000 | USD 3.42 |
| PCF8575TS/1,118 | NXP | SSOP-24-208mil | 13,900 | USD 4.38 |
| PCA6408AHKX | NXP | X-QFN-16(1.8x2.6) | 7,950 | USD 1.95 |
| PCA9535CPW,118 | NXP | TSSOP-24 | 18,900 | USD 0.637 |
| PCA9535PW,118 | NXP | TSSOP-24 | 21,800 | USD 1.22 |
| PCA9536D,118 | NXP | SO-8 | 20,000 | USD 1.08 |
| PCA9539PW | NXP | TSSOP-24 | 25,000 | USD 1.29 |
| PCA9555APW,118 | NXP | TSSOP-24 | 23,000 | USD 1.09 |
| PCA9555PW,118 | NXP | TSSOP-24 | 23,000 | USD 1.50 |
| PCA9557PW,118 | NXP | TSSOP-16 | 22,000 | USD 0.559 |
| PCAL6416AHF,128 | NXP | HWQFN-24 | 14,800 | USD 1.46 |
| PCAL6524HEAZ | NXP | HUQFN-32-EP(5x5) | 8,400 | USD 1.79 |
Need an I/O Expanders part we do not list?
Send the part number — this is exactly what we source.
Email us — reply within 24 hours