| Part Number | SI2457-C-FTR | SI2457-D-FTR | 
|---|---|---|
| Manufacturer | Skyworks Solutions Inc. | Skyworks Solutions Inc. | 
| Category | Interface - Modems - ICs and Modules | Interface - Modems - ICs and Modules | 
|   |   | |
| Product Status | Not For New Designs | Active | 
| Data Format | V.21, V.22, V.23, V.32, V.34, V.90, Bell 103, Bell 212A | V.21, V.22, V.23, V.32, V.34, V.90, Bell 103, Bell 212A | 
| Baud Rates | 56k | 56k | 
| Voltage - Supply | 3V ~ 3.6V | 3V ~ 3.6V | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 24-TSSOP (0.173", 4.40mm Width) | 24-TSSOP (0.173", 4.40mm Width) | 
| Supplier Device Package | 24-TSSOP | 24-TSSOP |