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| Part Number | FSA550UCX | FSA551UCX | FSA553UCX | FSA550BUCX |
|---|---|---|---|---|
| Manufacturer | onsemi | onsemi | onsemi | onsemi |
| Product Status | Last Time Buy | Obsolete | Active | Last Time Buy |
| Applications | Audio | Audio | Audio | Audio |
| Multiplexer/Demultiplexer Circuit | - | 1:1 | 1:1 | - |
| Switch Circuit | 4PST | SPST | SPST | 4PST |
| Number of Channels | 1 | 2 | 2 | 1 |
| On-State Resistance (Max) | 800mOhm (Typ) | 600mOhm | 800mOhm | 800mOhm (Typ) |
| Voltage - Supply, Single (V+) | 1.6V ~ 3V | 1.5V ~ 3V | 1.5V ~ 3V | 1.6V ~ 3V |
| Voltage - Supply, Dual (V±) | - | - | - | - |
| -3db Bandwidth | 50MHz | 240MHz | 200MHz | 50MHz |
| Features | - | - | - | - |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 12-UFBGA, WLCSP | 9-UFBGA, WLCSP | 9-UFBGA, WLCSP | 12-UFBGA, WLCSP |
| Supplier Device Package | 12-WLCSP (1.16x1.56) | 9-WLCSP (1.22x1.22) | 9-WLCSP (1.22x1.22) | 12-WLCSP (1.16x1.56) |
