DS80C390-QNR
IC MCU 8BIT ROMLESS 68PLCC
Embedded Microcontrollers
68-LCC (J-Lead)
80C
Obsolete
$26.79 / unit (market reference)
MOQ: 12 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | Rochester Electronics, LLC |
| Model | DS80C390-QNR |
| Package / Case | 68-LCC (J-Lead) |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Core Processor | 8051 |
| Speed | 40MHz |
| RAM Size | 4K x 8 |
| Number of I/O | 32 |
| Voltage - Supply | 3.85V ~ 5.5V |
| Connectivity | CANbus, EBI/EMI, SIO, UART/USART |
| Peripherals | Power-Fail Reset, WDT |
| Supplier Device Package | 68-PLCC (24.23x24.23) |
| RoHS | RoHS |
| Part Status | Obsolete |
Application & Notes
DS80C390-QNR by Rochester Electronics, LLC is a 8051 microcontroller widely used in industrial control, motor drives, IoT devices, 3D printer mainboards, and consumer electronics. The 68-LCC (J-Lead) 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 | 40MHz |
| RAM Size | 4K x 8 |
| Core Size | 8-Bit |
| Peripherals | Power-Fail Reset, WDT |
| Connectivity | CANbus, EBI/EMI, SIO, UART/USART |
| Number of I/O | 32 |
| Core Processor | 8051 |
| Oscillator Type | External |
| Program Memory Type | ROMless |
| Voltage - Supply (Vcc/Vdd) | 3.85V ~ 5.5V |
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