MC34903CS3EK vs MC34905CS3EK Comparison
Detailed side-by-side comparison of MC34903CS3EK by NXP Semiconductors and MC34905CS3EK by NXP Semiconductors. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | MC34903CS3EK | MC34905CS3EK |
|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors |
| Category | Voltage Regulators | Power Management |
| Lifecycle Status | Obsolete | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $4.85 | $3.72 |
| Function | System Basis Chip (SBC) - CAN/LIN + LDOs | System Basis Chip (SBC) with HS-CAN, LIN, dual LDO |
| Supply Voltage Range | 5.5 V to 28 V | — |
| Number of LDOs | 2 x 3.3 V / 1 x 5 V auxiliary | 2 |
| LDO Output Current (3.3 V) | 400 mA per rail | — |
| Auxiliary LDO Output | 5 V / 100 mA | — |
| CAN Transceiver | High-speed, 1 Mbps | — |
| LIN Transceiver | LIN 2.x compliant | — |
| Wake-up Inputs | 2 or 3 (LIN / CAN / WAKE pin, hardware-selectable) | — |
| Interface | SPI for configuration and diagnostics | — |
| Operating Temperature | -40 C to +125 C | -40 C to +125 C |
| Package | 32-pin SOIC-EP (exposed pad) | 32-pin SOIC-EP |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | [DATA_NEEDED: MSL rating] | [DATA_NEEDED: MSL rating] |
| RoHS Status | Compliant | Compliant |
| Reset / Watchdog | Programmable | — |
| Typical Quiescent Current | 2 mA (per FindIC listing) | — |
| LDO Output Voltage | — | 3.3 V (both rails) |
| LDO Output Current | — | 400 mA per channel |
| Input Voltage Range (VBAT) | — | 5.5 V to 28 V (load-dump tolerant) |
| CAN Interface | — | HS-CAN ISO 11898-5, 1 Mbps |
| LIN Interface | — | LIN 2.0/2.1 compliant |
| Wake-up Sources | — | 3/4 (CAN, LIN, timer, wake-up pin) |
| AEC-Q100 Qualification | — | Qualified |
| Quiescent Current (Sleep) | — | [DATA_NEEDED: sleep Iq in uA] |
| Output Voltage Accuracy | — | 3.234 V to 3.4 V (3.3 V +/-3%) |