MC9RS08KA4CWJ vs MC9RS08KB8CWJ Comparison
Detailed side-by-side comparison of MC9RS08KA4CWJ by NXP Semiconductors and MC9RS08KB8CWJ 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 LifeSpecification Comparison
| Parameter | MC9RS08KA4CWJ | MC9RS08KB8CWJ |
|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | End of Life | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.02 | $0.00 |
| 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 | — |
| RAM Size | [DATA_NEEDED: RAM size] | — |
| Number of I/O Pins (GPIO) | 4 | — |
| Package | 20-SOIC (SOIC-20) | 20-pin SOIC |
| Mounting Type | Surface Mount | Surface Mount |
| 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] | — |
| RoHS Status | [DATA_NEEDED: RoHS compliance status] | [DATA_NEEDED: RoHS status] |
| Lead-Free | [DATA_NEEDED: lead-free status] | — |
| AEC-Q100 Qualified | No | — |
| Product Type | — | 8-bit microcontroller |
| CPU Core | — | RS08 |
| CPU Architecture | — | 8-bit |
| Maximum CPU Frequency | — | 20 MHz |
| Program Memory | — | 8 KB Flash |
| Flash Organization | — | 8K x 8 |
| Supply Voltage | — | 2.5 V / 3.3 V / 5 V |
| Maximum Stated Voltage | — | 5.5 V across temperature range |
| Package Family | — | SOIC |
| Instruction Set | — | Subset of HC08 instruction set with added BGND instruction |
| Interrupt Architecture | — | Single Global interrupt vector |
| Core Feature | — | Interrupt capability |
| Life Cycle Stage | — | ACTIVE |
| Legacy Manufacturer | — | Freescale Semiconductor |
| Supplier Context | — | NXP Semiconductors |
| REACH Status | — | [DATA_NEEDED: REACH status] |
| Operating Temperature | — | [DATA_NEEDED: operating temperature range] |
| Pinout | — | [DATA_NEEDED: complete 20-pin pinout] |