MC9S12A128BCFU vs MC9S12A256BCFU Comparison
Detailed side-by-side comparison of MC9S12A128BCFU by NXP Semiconductors and MC9S12A256BCFU 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
MC9S12A128BCFU - HCS12 16-Bit MCU 128KB Flash 80-QFP | NXP
MC9S12A128BCFU ✓ ActiveNXP Semiconductors
MC9S12A256BCFU - HCS12 16-Bit 25MHz 256KB Flash MCU | NXP
MC9S12A256BCFU ✓ ActiveSpecification Comparison
| Parameter | MC9S12A128BCFU | MC9S12A256BCFU |
|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $18.20 | $18.20 |
| Core | HCS12 CPU (16-bit CISC) | HCS12 16-bit CISC |
| Maximum CPU Frequency | 25 MHz | 25 MHz (bus clock via PLL) |
| Program Memory Size | 128 KB (128K x 8) Flash | — |
| RAM Size | 4 KB | — |
| EEPROM Size | 2 KB | — |
| Number of I/O Pins | 59 | — |
| ADC | 8-channel, 10-bit | 10-bit, 8 channels |
| Supply Voltage | 5 V | 5 V single supply |
| Package | 80-QFP (14x14 mm) | 80-QFP (14 x 14 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature Range | -40C to +85C (industrial) | — |
| Oscillator Type | External (crystal/resonator or external clock) | — |
| Connectivity | CAN, SCI, SPI | — |
| MSL Level | [DATA_NEEDED: MSL rating] | [DATA_NEEDED: MSL level] |
| RoHS Status | Compliant (per part stack listing) | [DATA_NEEDED: RoHS status] |
| Peripheral Highlights | 8-ch 10-bit ADC, PWM, SCI/SPI, CAN 2.0, SIM | — |
| Manufacturer | — | NXP Semiconductors (formerly Freescale/Motorola) |
| Series | — | HCS12 / S12A |
| Program Memory | — | 256 KB Flash (256K x 8) |
| RAM | — | 12 KB |
| EEPROM | — | 4 KB |
| Operating Temperature | — | -40 C to +85 C (industrial) |
| Communication | — | 2x SCI (UART), 2x SPI, 1x CAN 2.0 A/B, I2C |
| Timers / PWM | — | 8-channel 16-bit timer with PWM |
| GPIO | — | Up to 59 multiplexed I/O |
| Debug Interface | — | BDM (Background Debug Mode) |