| Factory Lead Time | 9 Weeks |
| Mount | Surface Mount |
| Mounting Type | Surface Mount |
| Package / Case | 144-WFBGA |
| Number of Pins | 144 |
| Supplier Device Package | 144-WFBGA (9x9) |
| Mounting Style | SMD/SMT |
| Package | Tray |
| Base Product Number | SCH3227 |
| Mfr | Microchip Technology |
| Product Status | Active |
| Number of I/Os | 40 I/O |
| Maximum Operating Temperature | + 70 C |
| Minimum Operating Temperature | 0 C |
| Interface Type | LPC, Serial, UART |
| Operating Temperature | 0°C~70°C TA |
| Packaging | Tray |
| Published | 2016 |
| Series | -- |
| JESD-609 Code | e1 |
| Part Status | Active |
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) |
| Number of Terminations | 144 |
| ECCN Code | EAR99 |
| Terminal Finish | Tin/Silver/Copper (Sn/Ag/Cu) |
| Applications | I/O Controller |
| HTS Code | 8542.39.00.01 |
| Voltage - Supply | -- |
| Terminal Position | BOTTOM |
| Terminal Form | BALL |
| Supply Voltage | 3V |
| Terminal Pitch | 0.65mm |
| Base Part Number | SCH3227 |
| Operating Supply Voltage | 2.5 V, 3.3 V, 5 V, 12 V |
| Supply Voltage-Max (Vsup) | 3.63V |
| Supply Voltage-Min (Vsup) | 2.97V |
| Interface | IrDA, LPC, Parallel, Serial, UART |
| Number of I/O | 40 |
| RAM Size | 256 x 8 |
| Memory Type | ROM |
| uPs/uCs/Peripheral ICs Type | SERIAL IO/COMMUNICATION CONTROLLER |
| Core Processor | 8042 Keyboard Controller |
| Clock Frequency | 33MHz |
| Program Memory Type | ROM (2kB) |
| Supply Current-Max | 1mA |
| Boundary Scan | NO |
| Low Power Mode | YES |
| RAM (words) | 256 |
| Number of Serial I/Os | 6 |
| Bus Compatibility | PCI; UART |
| On Chip Data RAM Width | 8 |
| Data Transfer Rate-Max | 0.1875 MBps |
| Number of DMA Channels | 4 |
| Communication Protocol | SYNC, BYTE |
| Controller Series | -- |
| Product | I/O Controllers |
| Length | 9mm |
| Height Seated (Max) | 0.8mm |
| Width | 9mm |
| RoHS Status | ROHS3 Compliant |
SCH3227-SZ Datasheet
+8613715157867