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| Part Number | DS80C390-QNR+ | DS80C390-FNR+ | DS80C390-QCR+ | DS80C390-QNR |
|---|---|---|---|---|
| Manufacturer | Analog Devices Inc./Maxim Integrated | Analog Devices Inc./Maxim Integrated | Analog Devices Inc./Maxim Integrated | Analog Devices Inc./Maxim Integrated |
| Product Status | Active | Active | Active | Obsolete |
| Core Processor | 8051 | 8051 | 8051 | 8051 |
| Core Size | 8-Bit | 8-Bit | 8-Bit | 8-Bit |
| Speed | 40MHz | 40MHz | 40MHz | 40MHz |
| Connectivity | CANbus, EBI/EMI, SIO, UART/USART | CANbus, EBI/EMI, SIO, UART/USART | CANbus, EBI/EMI, SIO, UART/USART | CANbus, EBI/EMI, SIO, UART/USART |
| Peripherals | Power-Fail Reset, WDT | Power-Fail Reset, WDT | Power-Fail Reset, WDT | Power-Fail Reset, WDT |
| Number of I/O | 32 | 32 | 32 | 32 |
| Program Memory Size | - | - | - | - |
| Program Memory Type | ROMless | ROMless | ROMless | ROMless |
| EEPROM Size | - | - | - | - |
| RAM Size | 4K x 8 | 4K x 8 | 4K x 8 | 4K x 8 |
| Voltage - Supply (Vcc/Vdd) | 3.85V ~ 5.5V | 3.85V ~ 5.5V | 3.85V ~ 5.5V | 3.85V ~ 5.5V |
| Data Converters | - | - | - | - |
| Oscillator Type | External | External | External | External |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | 0°C ~ 70°C (TA) | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 68-LCC (J-Lead) | 64-LQFP | 68-LCC (J-Lead) | 68-LCC (J-Lead) |
| Supplier Device Package | 68-PLCC (24.23x24.23) | 64-LQFP (10x10) | 68-PLCC (24.23x24.23) | 68-PLCC (24.23x24.23) |
