| PartNumber | SCH3222-SX | SCH3222-SX-TR | SCH3222I-SX |
| Description | I/O Controller Interface IC LPC IO w/ 8042 KBC Reset Gen Multi-Port | I/O Controller Interface IC LPC IO w/ 8042 KBC Reset Gen Multi-Port | I/O Controller Interface IC LPC IO with 8042 KBC HWM Mult Ser Ports |
| Manufacturer | Microchip | Microchip | - |
| Product Category | I/O Controller Interface IC | I/O Controller Interface IC | - |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | - | - |
| Package / Case | WFBGA-84 | WFBGA-84 | - |
| Product | I/O Controller | - | - |
| Interface Type | LPC, Serial, UART | - | - |
| Number of I/Os | 23 I/O | - | - |
| Operating Supply Voltage | 2.5 V, 3.3 V, 5 V, 12 V | - | - |
| Minimum Operating Temperature | 0 C | - | - |
| Maximum Operating Temperature | + 70 C | - | - |
| Packaging | Tray | Reel | - |
| Type | Super I/O Controller | - | - |
| Brand | Microchip Technology | Microchip Technology | - |
| Moisture Sensitive | Yes | - | - |
| Product Type | I/O Controller Interface IC | I/O Controller Interface IC | - |
| Factory Pack Quantity | 260 | 3000 | - |
| Subcategory | Interface ICs | Interface ICs | - |
| Watchdog Timers | Watchdog | - | - |