| PartNumber | MC9RS08KB4CTG | MC9RS08KB4CSG | MC9RS08KB4CFK |
| Description | 8-bit Microcontrollers - MCU 8-BIT 4K FLASH | 8-bit Microcontrollers - MCU 8-BIT 4K FLASH | 8-bit Microcontrollers - MCU 8BIT 4K FLASH |
| Manufacturer | NXP | NXP | NXP |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | TSSOP-16 | SOIC-16 | QFN-24 |
| Series | RS08KB | RS08KB | RS08KB |
| Core | RS08 | RS08 | RS08 |
| Data Bus Width | 8 bit | 8 bit | 8 bit |
| Maximum Clock Frequency | 20 MHz | 20 MHz | 20 MHz |
| Program Memory Size | 4 kB | 4 kB | 4 kB |
| Data RAM Size | 126 B | 126 B | 126 B |
| ADC Resolution | 10 bit | 10 bit | - |
| Number of I/Os | 14 I/O | 18 I/O | - |
| Operating Supply Voltage | 1.8 V to 5.5 V | 1.8 V to 5.5 V | 1.8 V to 5.5 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Packaging | Tube | Tube | Tray |
| Height | 1.05 mm | - | - |
| Length | 5.1 mm | - | - |
| Product | MCU | MCU | - |
| Program Memory Type | Flash | Flash | - |
| Width | 4.5 mm | - | - |
| Brand | NXP / Freescale | NXP / Freescale | NXP / Freescale |
| Data RAM Type | RAM | RAM | - |
| Interface Type | SCI | I2C, SCI | - |
| Moisture Sensitive | Yes | Yes | Yes |
| Number of ADC Channels | 12 | 12 | - |
| Number of Timers/Counters | 2 Timer | 3 Timer | - |
| Processor Series | MC9RS08KB4 | MC9RS08KB4 | MC9RS08KB12 |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| Factory Pack Quantity | 96 | 48 | 490 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 5.5 V | - | - |
| Supply Voltage Min | 1.8 V | - | - |
| Part # Aliases | 935314115574 | 935319502574 | 935310936557 |
| Unit Weight | 0.002194 oz | 0.005090 oz | 0.001051 oz |