SD / SDHC Card Compatibility Information. Canon camera and camcorder models have been designed to be fully compatible with memory cards that adhere to their respective card standards. Below is a chart reflecting the standards supported by our current models. To ensure card compatibility with your camera or camcorder model, please contact the memory card manufacturer for further information and assistance in determining card compatibility.
Refer to the table below for card compatibility information. ... SD Speed Class ... SD Memory Cards 64 MB or less ... 128 MB to 2 GB ... 512 MB to 2 GB ... SDHC Memory Cards
The SD card has a lock switch to prevent existing data from being erased. To record images or movies this switch must be in the normal (non lock) position. Different brands of SD memory cards may identify this switch differently.