| Part Number | SCH3227-SZ | SCH3227I-SZ |
|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology |
| Category | Embedded - Microcontrollers - Application Specific | Embedded - Microcontrollers - Application Specific |
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| Product Status | Active | Active |
| Applications | I/O Controller | I/O Controller |
| Core Processor | 8042 Keyboard Controller | 8042 Keyboard Controller |
| Program Memory Type | ROM (2kB) | ROM (2kB) |
| Controller Series | - | - |
| RAM Size | 256 x 8 | 256 x 8 |
| Interface | IrDA, LPC, Parallel, Serial, UART | IrDA, LPC, Parallel, Serial, UART |
| Number of I/O | 40 | 40 |
| Voltage - Supply | - | - |
| Operating Temperature | 0°C ~ 70°C (TA) | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 144-WFBGA | 144-WFBGA |
| Supplier Device Package | 144-WFBGA (9x9) | 144-WFBGA (9x9) |