ISO1432DWR vs ISO1450BDWR Comparison
Detailed side-by-side comparison of ISO1432DWR by Texas Instruments and ISO1450BDWR 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
ISO1432DWR - 12Mbps Isolated Full-Duplex RS-485/RS-422 Transceiver | TI (Tape & Reel)
ISO1432DWR ✓ ActiveTexas Instruments
ISO1450BDWR - 50Mbps 5kVrms Isolated RS-485/RS-422 Transceiver | Texas Instruments
ISO1450BDWR ✓ ActiveSpecification Comparison
| Parameter | ISO1432DWR | ISO1450BDWR |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Category | Drivers, Receivers, Transceivers | Interface ICs |
| Lifecycle Status | Active | Active |
| Function | Transceiver, Isolated | Isolated half-duplex RS-485 / RS-422 transceiver |
| Protocol | RS-422, RS-485 | — |
| Number of Drivers/Receivers | 1/1 | — |
| Duplex | Full | Half |
| Data Rate (max) | 12 Mbps | 50 Mbps |
| Isolation Voltage | 5000 Vrms (reinforced) | — |
| Supply Voltage (Vcc1, Vcc2) | 3 V to 5.5 V | — |
| Operating Temperature | -40 °C to +125 °C | -40C to +125C |
| Package | 16-pin SOIC (DW) | SOIC-16 wide-body (DW), 16 pins |
| Mounting Type | Surface Mount | Surface Mount |
| Receiver Hysteresis | [DATA_NEEDED: typical value] | [DATA_NEEDED: receiver hysteresis voltage] |
| Bus Pin ESD (HBM) | [DATA_NEEDED: HBM rating] | ±4 kV |
| Common-Mode Transient Immunity | [DATA_NEEDED: CMTI value] | — |
| UL Recognition | UL 1577 recognized | — |
| RoHS Status | Compliant | Compliant |
| Lead-Free | Yes | — |
| MSL Level | [DATA_NEEDED: MSL rating] | 3 (per JEDEC J-STD-020) |
| Isolation Voltage (rms) | — | 5 kVrms (reinforced) |
| Number of Drivers / Receivers | — | 1/1 |
| Supply Voltage VCC1 (logic side) | — | 3 V to 5.5 V |
| Supply Voltage VCC2 (bus side) | — | Internally generated by isolated DC-DC |
| Bus Pin ESD (IEC 61000-4-2) | — | ±16 kV (air / contact, per datasheet) |
| IEC 61000-4-4 EFT Immunity | — | ±4 kV |
| Surge Immunity | — | [DATA_NEEDED: IEC 61000-4-5 surge rating] |
| Unit Load | — | 1/8 (up to 256 nodes on bus) |
| Common-Mode Range | — | Wide common-mode bus voltage range (per datasheet) |
| Thermal Shutdown | — | Yes |
| Current Limiting | — | Yes |
| Low-Power Standby | — | Yes |
| Compliance Standards | — | TIA/EIA-485-A, TIA/EIA-422, IEC 61000-4-2, IEC 61000-4-4 |