SI2439-A-GM vs SI2494-A-GM Comparison
Detailed side-by-side comparison of SI2439-A-GM by Skyworks Solutions and SI2494-A-GM 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 | SI2439-A-GM | SI2494-A-GM |
|---|---|---|
| Brand | Skyworks Solutions | Skyworks Solutions |
| Category | Interface ICs | Interface ICs |
| Lifecycle Status | Active | Active |
| Product Type | V.34/V.92 ISOmodem system-side interface IC | System-side ISOmodem data communications controller |
| Maximum Data Rate | 33.6 kbps | 56 kbps |
| Supported Modem Standards | ITU-T V.34 and V.92 | — |
| DAA Support | Global DAA | — |
| Supply Voltage Range | 3 V to 3.6 V | — |
| Package | 38-pin QFN, 5 mm x 7 mm | 38-pin QFN with exposed pad, 5 mm x 7 mm |
| Package Form | 38-VFQFN with exposed pad | — |
| Mounting Type | Surface mount | Surface mount |
| Component Category | Modems ICs and Modules | — |
| Product Family | ISOmodem chipset | — |
| Data Standards | V.92 and V.34 | — |
| RoHS Status | RoHS compliant | — |
| Lead-Free Status | Lead free | — |
| Operating Temperature Range | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: operating temperature range] |
| Digital Interface | [DATA_NEEDED: digital host interface type] | — |
| Line Interface | [DATA_NEEDED: analog line-interface details] | — |
| Maximum Input Voltage | [DATA_NEEDED: absolute maximum input voltage] | — |
| Operating Current | [DATA_NEEDED: operating current] | — |
| Clock Requirement | [DATA_NEEDED: clock and timing requirements] | — |
| Programming Interface | [DATA_NEEDED: host programming or configuration interface] | — |
| ITU-T Modem Formats | — | V.21, V.22, V.29, V.32, V.34, V.42, V.42bis, V.44, and V.92 |
| Bell Format | — | Bell 300 bps |
| V.92 PCM Upstream | — | Supported |
| Fast Connect | — | Supported |
| V.92 Quick Connect | — | Supported |
| Automatic Rate Negotiation | — | MNP2-5 |
| Caller ID | — | Type I and Type II decode |
| Host Interfaces | — | UART, SPI, and parallel |
| External ROM or RAM | — | Not required |
| Clock Options | — | Flexible clock options |
| Low-Cost Crystal Frequency | — | 32.768 kHz |
| Supply Voltage | — | [DATA_NEEDED: supply voltage] |