MC9S08QE4CWJ vs MC9RS08KB12CWJ Comparison
Detailed side-by-side comparison of MC9S08QE4CWJ by NXP Semiconductors and MC9RS08KB12CWJ 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
MC9RS08KB12CWJ - 8-bit RS08 MCU, 12KB Flash, 20MHz | NXP SOIC-20
MC9RS08KB12CWJ ✓ ActiveSpecification Comparison
| Parameter | MC9S08QE4CWJ | MC9RS08KB12CWJ |
|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | End of Life | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.44 | $2.32 |
| Device Type | 8-bit microcontroller | — |
| Processor Family | S08 | — |
| Maximum Operating Frequency | 20 MHz | — |
| Flash Memory | 4KB | — |
| RAM | 512 bytes | 126 bytes |
| Keyboard Interface | Integrated | — |
| Package | 20-SOIC | 20-SOIC (0.295 inch / 7.50 mm body width) |
| Manufacturer | NXP Semiconductors | — |
| Product Classification | Microcontroller | — |
| Supply Status | End of Life | — |
| Operating Voltage | [DATA_NEEDED: operating voltage] | — |
| I/O Pin Count | [DATA_NEEDED: I/O pin count] | — |
| Operating Temperature Range | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: temperature grade from datasheet] |
| ADC | [DATA_NEEDED: ADC specification] | [DATA_NEEDED: ADC channels and resolution] |
| Timer Peripherals | [DATA_NEEDED: timer peripherals] | — |
| Serial Interfaces | [DATA_NEEDED: serial interfaces] | — |
| Mounting Type | Surface Mount | Surface Mount |
| RoHS Status | [DATA_NEEDED: RoHS status] | [DATA_NEEDED: RoHS status from official source] |
| REACH Status | [DATA_NEEDED: REACH status] | — |
| AEC-Q100 Qualification | [DATA_NEEDED: AEC-Q100 qualification] | — |
| Pinout | [DATA_NEEDED: manufacturer pinout] | — |
| Core | — | RS08 (8-bit, HC08-compatible instruction subset) |
| Program Memory (Flash) | — | 12 KB (12K x 8) |
| Maximum CPU Frequency | — | 20 MHz |
| Operating Voltage Range | — | 2.5 V / 3.3 V / 5 V |
| Timers | — | 8-bit timer with PWM channel |
| Analog Comparator | — | Integrated |
| Interrupt Architecture | — | Single global interrupt vector |
| Instruction Set Features | — | HC08 subset + BGND (background debug) |
| Debug Interface | — | Background Debug Mode (BDM) |
| Lead-Free | — | [DATA_NEEDED: lead-free reflow compatibility] |