For Reference Only
| Part Number | AT80C31X2-RLTUM |
| LIXINC Part # | AT80C31X2-RLTUM |
| Manufacturer | Rochester Electronics |
| Category | Integrated Circuits › Embedded - Microcontrollers |
| Description | IC MCU 8BIT ROMLESS 44VQFP |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | AT80C31X2-RLTUM PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | Jan 23 - Jan 27 2026(Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment |
|
| Shipping | ![]() |
| Part Number: | AT80C31X2-RLTUM |
| Brand: | Rochester Electronics |
| Lifecycle: | Active |
| RoHS: | Lead free / RoHS Compliant |
| Category: | Integrated Circuits |
| Subcategory: | Embedded - Microcontrollers |
| Manufacturer: | Rochester Electronics |
| Series: | 80C |
| Package: | Tray |
| Part Status: | Obsolete |
| Core Processor: | 80C51 |
| Core Size: | 8-Bit |
| Speed: | 40/20MHz |
| Connectivity: | UART/USART |
| Peripherals: | POR |
| Number of I/O: | 32 |
| Program Memory Size: | - |
| Program Memory Type: | ROMless |
| EEPROM Size: | - |
| RAM Size: | 128 x 8 |
| Voltage - Supply (Vcc/Vdd): | 4.5V ~ 5.5V |
| Data Converters: | - |
| Oscillator Type: | Internal |
| Operating Temperature: | -40°C ~ 85°C (TA) |
| Mounting Type: | Surface Mount |
| Package / Case: | 44-LQFP |
| Supplier Device Package: | 44-VQFP (10x10) |
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| In Stock | 11330 - More on Order |
|---|---|
| Quote Limit | No Limit |
| Lead-Time | To be Confirmed |
| Minimum | 1 |
Warm Tips: Please fill out the form below. We will contact you as soon as possible.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1 | $1.89000 | $1.89 |
Lixinc will offer the most competitive prices for you, please refer to the quotations.
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