MCP2551-I vs TJA1044T Comparison
Detailed side-by-side comparison of MCP2551-I by Microchip Technology and TJA1044T by NXP Semiconductors. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Microchip Technology
MCP2551-I - High-Speed CAN Transceiver, 1 Mb/s, 8-Pin DIP/SOIC | Microchip
MCP2551-I ✓ Active
Specification Comparison
| Parameter | MCP2551-I | TJA1044T |
|---|---|---|
| Brand | Microchip Technology | NXP Semiconductors |
| Category | Interface ICs | Interface ICs |
| Lifecycle Status | Active | Active |
| Product Type | CAN Transceiver | High-speed CAN transceiver with standby mode |
| Data Rate | 1 Mb/s (max) | — |
| Supply Voltage | 4.5 V to 5.5 V | [DATA_NEEDED: VCC operating range] |
| Supply Current (Dominant) | [DATA_NEEDED: dominant supply current] | — |
| Supply Current (Recessive) | [DATA_NEEDED: recessive supply current] | — |
| Common-Mode Range | -7 V to +12 V (operational); +/-80 V fault tolerant | [DATA_NEEDED: bus common-mode range in V] |
| Bus Fault Protection | +/-80 V on CANH, CANL | — |
| Operating Temperature | -40 C to +125 C (industrial) | — |
| Package | 8-Pin PDIP (P) or 8-Pin SOIC (SN) | 8-pin SO (SOIC-8), surface mount |
| Mounting Type | Through-Hole (PDIP) or Surface Mount (SOIC) | Surface Mount |
| Number of Pins | 8 | — |
| Standards Compliance | ISO-11898 | — |
| Operating Modes | High-Speed, Slope-Control, Standby | — |
| VREF Output | 2.5 V (typical) [DATA_NEEDED: exact VREF tolerance] | — |
| ESD Rating | [DATA_NEEDED: ESD HBM rating] | — |
| RoHS Status | Compliant (per Microchip product page) | [DATA_NEEDED: RoHS status] |
| Lead-Free | Yes | — |
| Bus / Protocol | — | CAN (Controller Area Network), 2-wire differential bus |
| Maximum Data Rate | — | 1 Mbit/s |
| Product Family | — | Mantis high-speed CAN transceiver family |
| Transceiver Type | — | 1/1 transceiver (TXD and RXD), half CANbus |
| I/O Reference Voltage (VIO) | — | [DATA_NEEDED: VIO operating range] |
| Sleep Mode Current | — | Low current consumption in sleep mode (exact value [DATA_NEEDED: sleep current in uA]) |
| Standby Control | — | Dedicated standby (STB) pin |
| Automotive Qualification | — | [DATA_NEEDED: AEC-Q100 grade] |
| Operating Temperature Range | — | [DATA_NEEDED: temperature range in C] |
| ESD / Transient Immunity | — | [DATA_NEEDED: IEC 61000-4-2 ESD rating] |
| Termination | — | External 60 ohm termination at bus ends (application requirement) |
| Unit Price Reference | — | $0.2548 as of 2026-10-28 (LCSC listing) |
| Distributor Stock Reference | — | $0.872 unit price as of 2026-10-28 (ADatasheet listing) |