Technical Specifications of DS89C440-QNL
| Datasheet |  DS89C440-QNL datasheet |
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| Category | Integrated Circuits (ICs) |
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| Family | Embedded - Microcontrollers |
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| Manufacturer | Maxim Integrated |
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| Series | 89C |
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| Packaging | Tube |
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| Part Status | Obsolete |
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| Core Processor | 8051 |
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| Core Size | 8-Bit |
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| Speed | 33MHz |
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| Connectivity | EBI/EMI, SIO, UART/USART |
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| Peripherals | Power-Fail Reset, WDT |
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| Number of I/O | 32 |
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| Program Memory Size | 32KB (32K x 8) |
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| Program Memory Type | FLASH |
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| EEPROM Size | - |
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| RAM Size | 1K x 8 |
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| Voltage - Supply (Vcc/Vdd) | 4.5 V ~ 5.5 V |
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| Data Converters | - |
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| Oscillator Type | External |
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| Operating Temperature | -40°C ~ 85°C (TA) |
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| Package / Case | 44-LCC (J-Lead) |
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| Supplier Device Package | 44-PLCC (16.59x16.59) |
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