MCF51AC256BVLKE vs MC9S08AC128MLKE Comparison
Detailed side-by-side comparison of MCF51AC256BVLKE by NXP Semiconductors and MC9S08AC128MLKE by NXP Semiconductors. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
NXP Semiconductors
MCF51AC256BVLKE - ColdFire V1 MCU 256KB Flash 50MHz | NXP LQFP-80
MCF51AC256BVLKE ⚠ Last Time BuyNXP Semiconductors
MC9S08AC128MLKE - 128KB Flash 8-bit S08 MCU | NXP
MC9S08AC128MLKE ⚠ Last Time BuySpecification Comparison
| Parameter | MCF51AC256BVLKE | MC9S08AC128MLKE |
|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Last Time Buy | Last Time Buy |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $8.95 | $5.45 |
| Core | ColdFire V1 (32-bit RISC) | HCS08 (S08 CISC) |
| Maximum CPU Frequency | 50 MHz | — |
| Program Flash Memory | 256 KB | — |
| SRAM | 32 KB | — |
| Supply Voltage Range | 2.7 V to 5.5 V | 2.7 V to 5.5 V |
| Package | 80-pin LQFP (14x14 mm) | 80-LQFP (14x14 mm) |
| Operating Temperature Range | -40 °C to +105 °C (industrial) | -40 C to +125 C |
| GPIO Count | Up to 69 | — |
| ADC | 12-bit SAR, up to 16 channels | 10-bit, 16 channels |
| ADC Conversion Time | 2.5 µs minimum | — |
| SCI (UART) Modules | 3 | — |
| SPI Modules | 2 | — |
| I2C Modules | 2 | — |
| Timers / PWM | FlexTimer (FTM) modules with PWM | — |
| Touch Sensing Interface | TSI, up to 16 channels | — |
| Low-Power Modes | Stop, Wait with peripheral wake-up | — |
| Mounting Type | Surface Mount (LQFP, gull-wing) | Surface Mount |
| RoHS Status | Compliant | Compliant |
| Halogen Free | Compliant | — |
| Data Bus Width | — | 8 bit |
| CPU Clock Frequency | — | 40 MHz |
| Internal Bus Frequency | — | 20 MHz |
| Program Memory Size | — | 128 KB Flash |
| RAM Size | — | 8 KB |
| GPIO Pins | — | 38 |
| Communication Interfaces | — | SCI, SPI, IIC |
| Timers/PWM Channels | — | Multiple 16-bit, including PWM |
| Lifecycle Status | — | End of Life (EOL notice issued) |