Specs side by side
2 parts compared · 13 differing specs across 14 total parameters.
| Parameter | ||
|---|---|---|
| Supply voltage | - | 4.5V – 5.5V, ±40V bus fault protection |
| Memory & Peripherals | - | Thermal protection, transmit data dominant time-out function |
| Compatibility Level | - | 100% Drop-in (Zero Code Change) |
| Component Category | Interface & Transceiver ICs | - |
| Core & Architecture | - | ISO 11898-2 compliant, high-speed CAN transceiver up to 1 Mbps |
| Firmware Notes | - | Zero software change. |
| Hardware Notes | - | Pin-to-pin compatible drop-in (TXD, GND, VCC, RXD, Vref, CANL, CANH, S). |
| Lead Time Advantage | - | Immediate Shenzhen Stock |
| Market Reality | MCP2551 is a legacy 5V high-speed CAN transceiver widely used in automotive OBD-II and industrial CANopen networks. NXP TJA1050/TJA1051 and SIT SIT1050T provide drop-in pinout compatibility with lower electromagnetic emissions (EME) and advanced CAN-FD support up to 5 Mbps. | - |
| Reference Part | - | MCP2551-I/SN |
| Role In Circuit | Original Reference Part | - |
| Sourcing Advantage | - | Dedicated Chinese transceiver specialist with extensive industrial field adoption. |
| Sourcing Status | Active Shenzhen Spot Sourcing (24–48h) | - |
| Case | SOIC-8 | SOIC-8 |
Parts
- MCP2551-I/SN · microchip
- SIT1050T/3 · sit