# QS74FCT191TSO Quality Semiconductor | Integrated Circuits (ICs) | DigiKey Marketplace

**Manufacturer:** Quality Semiconductor  
**MPN:** `QS74FCT191TSO`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Quality Semiconductor |
| Manufacturer name | Quality Semiconductor |
| Manufacturer | Quality Semiconductor |
| CategoryL1 | Integrated Circuits (ICs) |
| CategoryL2 | Logic |
| CategoryL3 | Counters, Dividers |
| Extra Product Name | QS74FCT191TSO Quality Semiconductor \| Integrated Circuits (ICs) \| DigiKey Marketplace |
| atoms | 1 |
| extraShipping | 12.0 |
| moq | 1 |
| MPN | QS74FCT191TSO |
| multiple | 1 |
| packaging | Bulk |
| qtyInStock | 29600 |
| SKU | 10499978 |
| snippet | Counter IC Binary Counter Element 4 Bit Positive Edge |
| tierMinQty1 | 234 |
| tierPrice1 | 1.28000 |
| Digi-Key Part Number | 2156-QS74FCT191TSO-ND |
| Manufacturer Product Number | QS74FCT191TSO |
| Description | IC BINARY COUNTER 4-BIT |
| Detailed Description | Counter IC Binary Counter Element 4 Bit Positive Edge |
| Category | Integrated Circuits (ICs) |
| Mfr | Quality Semiconductor |
| Series | QS74FCT191T |
| Package | Bulk |
| Product Status | Obsolete |
| Logic Type | Binary Counter |
| Direction | Bidirectional |
| Number of Bits per Element | 4 |
| Reset | Asynchronous |
| Timing | Synchronous |
| Trigger Type | Positive Edge |
| Operating Temperature | 0?C ~ 70?C |
| Mounting Type | Surface Mount |
| Package / Case | - |
| Supplier Device Package | - |
| Base Product Number | 74FCT191 |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Digi-Key | 10499978 | 1.28 | 1 | 29600 | 1 |

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