Programmable system-on-chip microcontroller family integrates an 8-bit M8C Harvard-architecture CPU running up to 24 MHz with configurable analog and digital PSoC blocks. The devices provide 16 KB of flash program storage, 1 KB of SRAM, full-speed 12 Mbps USB, I2C operation to 400 kHz, and configurable GPIO with analog input capability. Operating supply range is 3 V to 5.25 V, with industrial temperature operation from -40 °C to 85 °C. Package options include QFN and TQFP orderable devices, with Pb-free package suffixes defined in the ordering information.
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| Core architecture | 8-bit M8C Harvard architecture |
| Maximum CPU frequency | 24MHz |
| Operating voltage | 3 to 5.25V |
| Industrial operating temperature | -40 to 85°C |
| USB operating temperature | -10 to 85°C |
| Flash memory | 16KB |
| Flash endurance | 50000 erase/writecycles |
| SRAM | 1KB |
| Digital PSoC blocks | 4 |
| Analog PSoC blocks | 6 |
| ADC resolution | Up to 14bit |
| DAC resolution | Up to 9bit |
| USB speed | 12Mbps |
| USB endpoints | 4 unidirectional plus 1 bidirectional control |
| USB buffer | 256Byte |
| I2C frequency | Up to 400kHz |
| Digital I/O pins | Up to 56 |
| Analog inputs | Up to 48 |
| Analog outputs | 2 |
| GPIO sink/source current | 25 sink, 10 sourcemA |
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These are design resources that include the Infineon CY8C24x94
This application note explains the theory, operation, and configuration of PSoC 1 switched capacitor analog blocks for building amplifiers, comparators, ADCs, and filters.
