The SC929 has been functionally replaced by the SC32B. While the SC929 is still available, the SC32B has increased capability at a reduced cost. See the table for a comparison:
|
SC929 |
SC32B |
Optically Isolated |
No |
Yes |
Maximum Baud |
9600 |
115200 |
Current Draw |
8 mA |
Active < 200 µA |
Cables are an additional comparison point for these two products: