MCF51QE128CLH vs MCF51AC256BCLKE Comparison
Detailed side-by-side comparison of MCF51QE128CLH by NXP Semiconductors and MCF51AC256BCLKE 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
MCF51QE128CLH - ColdFire V1 32-bit MCU, 128KB Flash, 50MHz | NXP
MCF51QE128CLH ✗ End of LifeNXP Semiconductors
MCF51AC256BCLKE - 32-bit ColdFire V1 MCU, 256KB Flash, 50MHz | NXP
MCF51AC256BCLKE ✗ End of LifeSpecification Comparison
| Parameter | MCF51QE128CLH | MCF51AC256BCLKE |
|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | End of Life | End of Life |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $12.99 | $3.05 |
| Core Processor | ColdFire V1 (32-bit) | ColdFire V1 |
| Core Architecture | 32-bit RISC (ColdFire, 68000-derived) | — |
| Maximum CPU Frequency | 50.33 MHz (above 2.4V); 40 MHz (lower voltage range) | — |
| Flash Memory | 128KB (128K x 8), 131KB total program Flash | — |
| Data RAM | 8KB | — |
| I/O Lines | 72 | — |
| ADC | 24-channel, 12-bit | — |
| PWM Channels | Yes | — |
| Supply Voltage | 2.5V / 3.3V | [DATA_NEEDED: supply voltage range] |
| Boundary Scan / JTAG | Yes | — |
| Package | 64-LQFP (10x10 mm) | LQFP-80 (14x14 mm) |
| Terminal Pitch | 0.5 mm | — |
| Mounting Type | Surface Mount | Surface Mount |
| Family / Series | Flexis QE (MCF51QE128) | — |
| Lifecycle Status | End of Life (per NXP product page) | — |
| Packaging (tray) | Tray | — |
| RoHS Status | [DATA_NEEDED: RoHS status] | [DATA_NEEDED: RoHS status] |
| Core Size | — | 32-bit |
| Maximum Clock Speed | — | 50 MHz |
| Program Memory Size | — | 256 KB (256K x 8) |
| Program Memory Type | — | FLASH |
| RAM Size | — | 32 KB |
| EEPROM Size | — | N/A |
| Connectivity | — | I2C, SCI, SPI |
| Peripherals | — | LVD, PWM, WDT |
| Number of I/O | — | 69 |
| Series | — | MCF51AC (Flexis) |
| Operating Temperature | — | [DATA_NEEDED: operating temperature range] |
| ADC Resolution | — | [DATA_NEEDED: ADC resolution] |
| Part Status | — | End of Life (per NXP product page) |