THVD1450DRBR vs ISO1450BDWR Comparison
Detailed side-by-side comparison of THVD1450DRBR 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
THVD1450DRBR - 3.3-5V RS-485 Transceiver, ±18kV ESD, 50Mbps | TI
THVD1450DRBR ✓ ActiveTexas Instruments
ISO1450BDWR - 50Mbps 5kVrms Isolated RS-485/RS-422 Transceiver | Texas Instruments
ISO1450BDWR ✓ ActiveSpecification Comparison
| Parameter | THVD1450DRBR | ISO1450BDWR |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Category | Interface ICs | Interface ICs |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.25 | $2.95 |
| Product Type | RS-485/RS-422 Transceiver (half-duplex) | — |
| Number of Drivers/Receivers | 1/1 | — |
| Supply Voltage (VCC) | 3 V to 5.5 V | — |
| Maximum Data Rate | 50 Mbps | — |
| ESD Protection (Bus Pins) | ±18 kV IEC 61000-4-2 contact/air | — |
| EFT Immunity | ±4 kV IEC 61000-4-4 | — |
| Common-Mode Range | -7 V to +12 V | Wide common-mode bus voltage range (per datasheet) |
| Receiver Hysteresis | 30 mV | [DATA_NEEDED: receiver hysteresis voltage] |
| Receiver Fail-Safe | Internal biasing (idle/short/open = logic high) | — |
| Unit Load | 1 UL (32 nodes on bus) | 1/8 (up to 256 nodes on bus) |
| Operating Temperature | -40°C to +125°C | -40C to +125C |
| Package | 8-VSON EP (DRB) 3x3 mm | SOIC-16 wide-body (DW), 16 pins |
| Mounting Type | Surface Mount, wettable flank | Surface Mount |
| Moisture Sensitivity Level | MSL 1 | — |
| RoHS Status | Compliant | Compliant |
| Duplex Mode | Half | — |
| Function | — | Isolated half-duplex RS-485 / RS-422 transceiver |
| Data Rate (max) | — | 50 Mbps |
| Isolation Voltage (rms) | — | 5 kVrms (reinforced) |
| Number of Drivers / Receivers | — | 1/1 |
| Duplex | — | Half |
| 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) |
| Bus Pin ESD (HBM) | — | ±4 kV |
| IEC 61000-4-4 EFT Immunity | — | ±4 kV |
| Surge Immunity | — | [DATA_NEEDED: IEC 61000-4-5 surge rating] |
| Thermal Shutdown | — | Yes |
| Current Limiting | — | Yes |
| Low-Power Standby | — | Yes |
| MSL Level | — | 3 (per JEDEC J-STD-020) |
| Compliance Standards | — | TIA/EIA-485-A, TIA/EIA-422, IEC 61000-4-2, IEC 61000-4-4 |