We are an independent wholesaler that is pleased to offer you a wide range of active electronics componenets. We are quite strong in the following brands : STM DALLAS BQ we are strong in the following fields(any kinds of following parts we all have) M48T M48Z MC68 MK48 DS1220 DS1225 DS1230 DS1258 DS1265 DS1270 DS1643 DS1644 DS1742 DS1743 DS1744 etc.