For Reference Only
| Part Number | SN74128NSR |
| Manufacturer | Texas Instruments |
| Category | Integrated Circuits (ICs) › Gates and Inverters |
| Description | IC GATE NOR 4CH 2-INP 14SOP |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | SN74128NSR PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | Dec 15 - Dec 19 2025(Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment |
|
| Shipping | ![]() |
| Part Number: | SN74128NSR |
| Brand: | Texas Instruments |
| Lifecycle: | Active |
| RoHS: | Lead free / RoHS Compliant |
| Category: | Integrated Circuits (ICs) |
| Subcategory: | Gates and Inverters |
| Manufacturer: | Texas Instruments |
| Product Status: | Active |
| Logic Type: | NOR Gate |
| Number of Circuits: | 4 |
| Number of Inputs: | 2 |
| Features: | - |
| Voltage - Supply: | 4.75V ~ 5.25V |
| Current - Quiescent (Max): | - |
| Current - Output High, Low: | 42.4mA, 48mA |
| Logic Level - Low: | 0.8V |
| Logic Level - High: | 2V |
| Max Propagation Delay @ V, Max CL: | 18ns @ 5V, 150pF |
| Operating Temperature: | 0°C ~ 70°C |
| Mounting Type: | Surface Mount |
| Supplier Device Package: | 14-SO |
| Package / Case: | 14-SOIC (0.209", 5.30mm Width) |
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| In Stock | 39341 pieces - More on Order |
|---|---|
| Quote Limit | No Limit |
| Lead-Time | To be Confirmed |
| Minimum | 1 |
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 2000 | $1.34596 | $2691.92 |
| 6000 | $1.29536 | $7772.16 |
Due to the impact of the COVID-19,the above prices have not been updated, please resend the inquiry to us, thank you for your understanding
Please feel free to contact us for details.