MC9RS08KA4CWJ vs PC9RS08KA2PAE Comparison
Detailed side-by-side comparison of MC9RS08KA4CWJ by NXP Semiconductors and PC9RS08KA2PAE 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
MC9RS08KA4CWJ - RS08 8-bit MCU, 4KB Flash, 20MHz | NXP
MC9RS08KA4CWJ ✗ End of Life
Specification Comparison
| Parameter | MC9RS08KA4CWJ | PC9RS08KA2PAE |
|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | End of Life | Obsolete |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.02 | $1.45 |
| Core Architecture | RS08 (HC08 subset) | — |
| Data Bus Width | 8 bit | — |
| Maximum CPU Clock Frequency | 20 MHz | — |
| Program Memory Size | 4 KB (4K x 8) FLASH | 2 KB (2K x 8) FLASH |
| RAM Size | [DATA_NEEDED: RAM size] | 63 x 8 (63 bytes) |
| Number of I/O Pins (GPIO) | 4 | — |
| Package | 20-SOIC (SOIC-20) | — |
| Mounting Type | Surface Mount | Through-hole (DIP) |
| Operating Supply Voltage Range | 1.8 V to 5.5 V (per RS08KA family) | — |
| Operating Temperature Range | -40C to +85C | — |
| Internal Oscillator | Yes (integrated clock source) | — |
| A/D Converter | [DATA_NEEDED: ADC channels/resolution] | — |
| Timers | [DATA_NEEDED: timer module count] | — |
| Communication Interfaces | [DATA_NEEDED: SCI/SPI/I2C modules] | — |
| MSL Level | [DATA_NEEDED: MSL rating] | Not applicable (through-hole) |
| RoHS Status | [DATA_NEEDED: RoHS compliance status] | — |
| Lead-Free | [DATA_NEEDED: lead-free status] | — |
| AEC-Q100 Qualified | No | — |
| Core Processor | — | RS08 |
| Core Size | — | 8-Bit |
| Maximum CPU Speed | — | 10 MHz |
| EEPROM Size | — | None (FLASH-based) |
| Number of I/O Pins | — | 4 |
| Package / Case | — | 8-DIP (0.300 inch, 7.62 mm) |
| Oscillator Type | — | Internal |
| Peripherals | — | LVD, POR, WDT |
| Connectivity | — | None (stand-alone MCU) |
| Supply Voltage (Vcc/Vdd) | — | 1.8 V to 5.5 V (typical RS08 KA family range) |
| Operating Temperature | — | [DATA_NEEDED: industrial 0C to +70C or -40C to +85C variant] |
| Lead-Free / RoHS | — | [DATA_NEEDED: confirmed by lot date code] |
| Instruction Set | — | Simplified S08 with LDA/STA/CLR high-performance extensions |
| Packaging | — | Tube |