For Reference Only
| Part Number | DS89C420-MCS |
| LIXINC Part # | DS89C420-MCS |
| Manufacturer | Maxim Integrated |
| Category | Integrated Circuits › Embedded - Microcontrollers |
| Description | IC MCU 8BIT 16KB FLASH 40DIP |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | DS89C420-MCS PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | Jan 25 - Jan 29 2026(Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment |
|
| Shipping | ![]() |
| Part Number: | DS89C420-MCS |
| Brand: | Maxim Integrated |
| Lifecycle: | Active |
| RoHS: | Lead free / RoHS Compliant |
| Category: | Integrated Circuits |
| Subcategory: | Embedded - Microcontrollers |
| Manufacturer: | Maxim Integrated |
| Series: | 89C |
| Package: | Tube |
| Part Status: | Obsolete |
| Core Processor: | 8051 |
| Core Size: | 8-Bit |
| Speed: | 50MHz |
| Connectivity: | EBI/EMI, SIO, UART/USART |
| Peripherals: | Power-Fail Reset, WDT |
| Number of I/O: | 32 |
| Program Memory Size: | 16KB (16K x 8) |
| Program Memory Type: | FLASH |
| EEPROM Size: | - |
| RAM Size: | 1K x 8 |
| Voltage - Supply (Vcc/Vdd): | 4.5V ~ 5.5V |
| Data Converters: | - |
| Oscillator Type: | External |
| Operating Temperature: | 0°C ~ 70°C (TA) |
| Mounting Type: | Through Hole |
| Package / Case: | 40-DIP (0.600", 15.24mm) |
| Supplier Device Package: | 40-PDIP |
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| In Stock | 10887 - More on Order |
|---|---|
| Quote Limit | No Limit |
| Lead-Time | To be Confirmed |
| Minimum | 1 |
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1 | $0.0000 | $0 |
| 100 | $0.0000 | $0 |
| 500 | $0.0000 | $0 |
| 1000 | $0.0000 | $0 |
| 2500 | $0.0000 | $0 |
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