The document describes an 8-bit single-chip microcontroller called C505, including models such as C505C, C505A, and C505CA. The microcontroller is manufactured by Infineon Technologies AG and offers high performance and reliability. The document also provides further information on technology, delivery terms, and prices.
This datasheet describes the Infineon C505 series of 8‑bit single‑chip microcontrollers. It covers the core architecture, on‑chip memory options, peripheral sets such as timers, UART, CAN, and A/D converters, as well as digital I/O configurations and power‑saving modes.
The document also includes ordering codes, package dimensions (P‑MQFP‑44), temperature‑range specifications, and revision history for the various C505 derivatives, helping designers select the appropriate variant for their applications.
| Maximum operating frequency | 20 MHz |
|---|---|
| Instruction cycle time | 375 ns @16 MHz, 300 ns @20 MHz |
| On‑chip ROM size | 16 KB (C505‑2R) or 32 KB (C505A‑4R / C505CA‑4R) |
| On‑chip RAM size | 256 B (C505/C505C) or 1 KB (C505A/C505CA) |
| Digital I/O ports | Four 8‑bit ports and one 2‑bit port (port 4) |
| Timers / counters | Three 16‑bit timers/counters |
| CAN controller | Full CAN Module, version 2.0 B (C505C and C505CA only) |
| A/D converter resolution | 8‑bit (C505/C505C) or 10‑bit (C505A/C505CA) |
| Temperature range | -40 °C to 125 °C (SAK‑C505 version) |
| Package type | P‑MQFP‑44 |
The C505 can operate up to 20 MHz.
Only the C505C and C505CA variants have a full CAN module.
The C505A‑4R variant provides 32 KB of on‑chip ROM.
The devices are supplied in a P‑MQFP‑44 surface‑mount package.