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| Part Number | CY7C64343-32LQXC | CY7C64343-32LQXCT | CY7C64345-32LQXC | CY7C64346-32LQXC | CY7C64343-32LQXI |
|---|---|---|---|---|---|
| Manufacturer | Infineon Technologies | Infineon Technologies | Infineon Technologies | Cypress Semiconductor Corp | Cypress Semiconductor Corp |
| Product Status | Active | Active | Active | Obsolete | Active |
| Applications | USB Microcontroller | USB Microcontroller | USB Microcontroller | - | USB Microcontroller |
| Core Processor | M8C | M8C | M8C | - | M8C |
| Program Memory Type | FLASH (8kB) | FLASH (8kB) | FLASH (16kB) | - | FLASH (8kB) |
| Controller Series | CY7C643xx | CY7C643xx | CY7C643xx | - | CY7C643xx |
| RAM Size | 1K x 8 | 1K x 8 | 1K x 8 | - | 1K x 8 |
| Interface | I²C, SPI, USB | I²C, SPI, USB | I²C, SPI, USB | USB | I²C, SPI, USB |
| Number of I/O | 25 | 25 | 25 | - | 25 |
| Voltage - Supply | 3V ~ 5.5V | 3V ~ 5.5V | 3V ~ 5.5V | 3V ~ 5.5V | 3V ~ 5.5V |
| Operating Temperature | 0°C ~ 70°C | 0°C ~ 70°C | 0°C ~ 70°C | 0°C ~ 70°C | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 32-UFQFN Exposed Pad | 32-UFQFN Exposed Pad | 32-UFQFN Exposed Pad | 32-UFQFN Exposed Pad | 32-UFQFN Exposed Pad |
| Supplier Device Package | 32-QFN (5x5) | 32-QFN (5x5) | 32-QFN (5x5) | 32-QFN (5x5) | 32-QFN (5x5) |
