SI2434-D-FS vs SI2457-C-FT Comparison
Detailed side-by-side comparison of SI2434-D-FS by Skyworks Solutions and SI2457-C-FT by Skyworks Solutions. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | SI2434-D-FS | SI2457-C-FT |
|---|---|---|
| Brand | Skyworks Solutions | Skyworks Solutions |
| Category | Interface ICs | Interface ICs |
| Lifecycle Status | Active | Active |
| Product Type | ISOMODEM system-side interface IC | — |
| Maximum Data Rate | 33.6 kbps | 56 kbps |
| Supported Modulation | V.21, V.22, V.23, V.29, V.32 | — |
| Bell Support | Bell 103 and Bell 212A | — |
| Supply Voltage | 3 V to 3.6 V | 3 V to 3.6 V |
| Package | 16-SOIC, 0.154 in (3.90 mm) width | 24-pin TSSOP |
| Mounting Type | Surface mount | — |
| Number of Pins | 16 pins | — |
| Telephone Line Architecture | Direct access arrangement (DAA) modem interface | — |
| Line-Side Companion | Si3018 or Si3010 family device | — |
| Lead-Free Status | Lead free | — |
| RoHS Status | RoHS compliant | Compliant |
| Operating Temperature Range | [DATA_NEEDED: operating temperature range] | — |
| Maximum Input Voltage | [DATA_NEEDED: maximum input voltage] | — |
| Interface Standards | ITU-T V.21, V.22, V.23, V.29, V.32 and Bell 103, 212A | — |
| Clock Requirement | [DATA_NEEDED: clock and crystal requirements] | — |
| Shutdown or Power Control | [DATA_NEEDED: power-control features] | — |
| External Component Requirements | [DATA_NEEDED: external component list] | — |
| Qualification Standard | [DATA_NEEDED: automotive or industrial qualification status] | — |
| Device Type | — | Modem IC |
| Nominal Supply Voltage | — | 3.3 V |
| Supply Current | — | 26 mA |
| Operating Temperature | — | 0 °C to 70 °C |
| Terminal Count | — | 24 |
| Mounting Style | — | Surface mount |
| Terminal Form | — | Gull wing |
| Supported ITU-T Modem Formats | — | V.21, V.22, V.23, V.32, V.34, V.90 |
| Supported Bell Modem Formats | — | Bell 103 and Bell 212A |
| Error Correction | — | V.42bis |
| Rate Negotiation | — | MNP2-5 automatic rate negotiation |
| Capacitive Isolation | — | More than 6000 V |
| Telephone-Line Detection | — | Parallel phone detect |
| Tone Detection | — | DTMF detection |
| Clocking Feature | — | Built-in phase-locked loop |
| Temperature Grade | — | Commercial |
| Line Interface | — | Integrated DAA |
| Minimum Bit Rate | — | 300 bps |
| Fast Connect Support | — | Supported |
| Pinout | — | [DATA_NEEDED: complete numbered pin descriptions] |
| Absolute Maximum Ratings | — | [DATA_NEEDED: absolute maximum input, output, and supply ratings] |