DM74LS191N
IC BINARY COUNTER 4-BIT 16DIPManufacturer: onsemi
Categories: Counters, Dividers
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The onsemi DM74LS191N is a synchronous, 4-bit binary counter from the 74LS series, designed for versatile counting operations. This component operates with a positive edge trigger and supports both up and down counting modes. Featuring a single element with 4 bits per element, it is capable of counting at rates up to 20 MHz. The DM74LS191N is housed in a 16-PDIP package with a through-hole mounting type, suitable for applications requiring robust physical connections. Its operating voltage range is 4.75 V to 5.25 V, with an operating temperature range of 0°C to 70°C. This device finds application in various digital systems, including control logic, frequency division, and data sequencing within industrial and consumer electronics.
Additional Information
Series: 74LSRoHS Status: RoHS non-compliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: TubeDownload Free CAD Model:
Technical Details:
| Packaging | Tube |
| Package / Case | 16-DIP (0.300"", 7.62mm) |
| Mounting Type | Through Hole |
| Number of Elements | 1 |
| Logic Type | Binary Counter |
| Reset | - |
| Operating Temperature | 0°C ~ 70°C |
| Direction | Up, Down |
| Trigger Type | Positive Edge |
| Timing | Synchronous |
| Supplier Device Package | 16-PDIP |
| Voltage - Supply | 4.75 V ~ 5.25 V |
| Count Rate | 20 MHz |
| Number of Bits per Element | 4 |