For Reference Only
| Part Number | SN74LS191N |
| Manufacturer | Texas Instruments |
| Category | Integrated Circuits (ICs) › Counters, Dividers |
| Description | IC SYNC UP/DOWN COUNTER 16-DIP |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | SN74LS191N PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | Dec 07 - Dec 11 2025(Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment | 
|
| Shipping |  |
| Part Number: | SN74LS191N |
| Brand: | Texas Instruments |
| Lifecycle: | Active |
| RoHS: | Lead free / RoHS Compliant |
| Category: | Integrated Circuits (ICs) |
| Subcategory: | Counters, Dividers |
| Manufacturer: | Texas Instruments |
| Product Status: | Active |
| Logic Type: | Binary Counter |
| Direction: | Up, Down |
| Number of Elements: | 1 |
| Number of Bits per Element: | 4 |
| Reset: | - |
| Timing: | Synchronous |
| Count Rate: | 25 MHz |
| Trigger Type: | Positive Edge |
| Voltage - Supply: | 4.75 V ~ 5.25 V |
| Operating Temperature: | 0°C ~ 70°C |
| Mounting Type: | Through Hole |
| Package / Case: | 16-DIP (0.300", 7.62mm) |
| Supplier Device Package: | 16-PDIP |
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| In Stock | 81000 pieces - 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 | $1.11000 | $1.11 |
| 10 | $0.98800 | $9.88 |
| 25 | $0.93800 | $23.45 |
| 100 | $0.77050 | $77.05 |
| 500 | $0.63650 | $318.25 |
| 1000 | $0.50250 | $502.5 |
| 2500 | $0.46900 | $1172.5 |
| 5000 | $0.44555 | $2227.75 |
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.
