MC9RS08KA8CPJ
IC MCU 8BIT 8KB FLASH 20DIP
Embedded Microcontrollers
20-DIP (0.300", 7.62mm)
RS08
Active
$1.09 / unit (market reference)
MOQ: 277 pcs
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Parameters
| Parameter | Value |
|---|---|
| Brand | Rochester Electronics, LLC |
| Model | MC9RS08KA8CPJ |
| Package / Case | 20-DIP (0.300", 7.62mm) |
| Mounting Type | Through Hole |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Core Processor | RS08 |
| Speed | 20MHz |
| Program Memory Size | 8KB (8K x 8) |
| RAM Size | 254 x 8 |
| Number of I/O | 18 |
| Data Converters | A/D 12x10b |
| Voltage - Supply | 1.8V ~ 5.5V |
| Connectivity | I²C |
| Peripherals | LVD, POR, PWM, WDT |
| Supplier Device Package | 20-DIP |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
MC9RS08KA8CPJ by Rochester Electronics, LLC is a RS08 microcontroller widely used in industrial control, motor drives, IoT devices, 3D printer mainboards, and consumer electronics. The 20-DIP (0.300", 7.62mm) package fits automated SMT assembly. Operating temperature is -40°C ~ 85°C (TA) — verify your application environment. Pin-compatible domestic alternatives include GigaDevice GD32 series and Artery AT32 series — note GD32 ADC specs may differ slightly from ST originals.
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All Technical Specifications
| Speed | 20MHz |
| RAM Size | 254 x 8 |
| Core Size | 8-Bit |
| Peripherals | LVD, POR, PWM, WDT |
| Connectivity | I²C |
| Number of I/O | 18 |
| Core Processor | RS08 |
| Data Converters | A/D 12x10b |
| Oscillator Type | Internal |
| Program Memory Size | 8KB (8K x 8) |
| Program Memory Type | FLASH |
| Voltage - Supply (Vcc/Vdd) | 1.8V ~ 5.5V |
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