ISO1432DW vs ISO1042DWR Comparison
Detailed side-by-side comparison of ISO1432DW by Texas Instruments and ISO1042DWR by Texas Instruments. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Texas Instruments
ISO1432DW - 12Mbps Isolated Full-Duplex RS-485/RS-422 Transceiver | TI
ISO1432DW ✓ ActiveTexas Instruments
ISO1042DWR - 5 Mbps Isolated CAN Transceiver | Texas Instruments
ISO1042DWR ✓ ActiveSpecification Comparison
| Parameter | ISO1432DW | ISO1042DWR |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Category | Drivers, Receivers, Transceivers | Interface ICs |
| Lifecycle Status | Active | Active |
| Function | Transceiver, Isolated | — |
| Protocol | RS-422, RS-485 | — |
| Number of Drivers/Receivers | 1/1 | — |
| Duplex | Full | — |
| Data Rate (max) | 12 Mbps | — |
| Isolation Voltage | 5000 Vrms (reinforced) | — |
| Supply Voltage (Vcc1, Vcc2) | 3 V to 5.5 V | — |
| Operating Temperature | -40 °C to +125 °C | — |
| Package | 16-pin SOIC (DW) | 16-pin SOIC (DW) |
| Mounting Type | Surface Mount | Surface Mount |
| Receiver Hysteresis | [DATA_NEEDED: typical value] | — |
| Bus Pin ESD (HBM) | [DATA_NEEDED: HBM rating] | — |
| Common-Mode Transient Immunity | [DATA_NEEDED: CMTI value] | — |
| UL Recognition | UL 1577 recognized | — |
| RoHS Status | Compliant | [DATA_NEEDED: RoHS status] |
| Lead-Free | Yes | — |
| MSL Level | [DATA_NEEDED: MSL rating] | — |
| Product Type | — | Isolated CAN transceiver |
| Bus Fault Protection | — | 70 V |
| Maximum Data Rate | — | 5 Mbps |
| Logic Supply Voltage Range | — | 1.8 V to 5.5 V |
| Isolation Rating | — | Basic and reinforced |
| Working Isolation Voltage | — | 1060 Vrms |
| Surge Isolation Voltage | — | 6000 VPK |
| Operating Temperature Range | — | -40 °C to +125 °C |
| CAN Interface Type | — | 1/1 transceiver, half CAN bus |
| Data Rate Support | — | Flexible data rate |
| Isolation Function | — | Galvanic isolation between logic and bus sides |
| Bus Protection | — | 70-V bus fault protection |
| Manufacturer Product Page | — | Texas Instruments ISO1042 |
| Reference Price at LCSC | — | $1.5703 as of 2026-10-29 |
| Starting Price at FindMyChip | — | $1.47 as of 2026-10-29 |
| REACH Status | — | [DATA_NEEDED: REACH status] |
| Lead-Free Status | — | [DATA_NEEDED: lead-free status] |