SN74LS240N is out of stock and can be placed on backorder.
Available Substitutes:
Parametric Equivalent
Parametric Equivalent

Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
SN74LS240N | |
|---|---|
DigiKey Part Number | 296-1651-5-ND |
Manufacturer | |
Manufacturer Product Number | SN74LS240N |
Description | IC BUFFER INVERT 5.25V 20-PDIP |
Manufacturer Standard Lead Time | 12 Weeks |
Customer Reference | |
Detailed Description | Buffer, Inverting 2 Element 1:2 Bit per Element 3-State Output 20-PDIP |
Datasheet | Datasheet |
EDA/CAD Models | SN74LS240N Models |
Product Attributes
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Category | Output Type 3-State |
Manufacturer Texas Instruments | Current - Output High, Low 15mA, 24mA |
Series | Voltage - Supply 4.75V ~ 5.25V |
Packaging Tube | Operating Temperature 0°C ~ 70°C (TA) |
Part Status Active | Mounting Type Through Hole |
Logic Type Buffer, Inverting | Package / Case 20-DIP (0.300", 7.62mm) |
Number of Elements 2 | Supplier Device Package 20-PDIP |
Number of Bits per Element 1:2 | Base Product Number |
Input Type TTL |
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Additional Resources
Substitutes (2)
| Part Number | Manufacturer | Quantity Available | DigiKey Part Number | Unit Price | Substitute Type |
|---|---|---|---|---|---|
| SN74ALS240AN | Texas Instruments | 0 | 296-14725-5-ND | $1.82000 | Parametric Equivalent |
| SN74LS240NE4 | Texas Instruments | 0 | 296-SN74LS240NE4-ND | $0.69861 | Parametric Equivalent |
In-Stock: 0
20 estimated in stock on 19-Nov-2026
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Quantity
All prices are in USD
Tube
| Quantity | Unit Price | Ext Price |
|---|---|---|
| 1 | $1.37000 | $1.37 |
| 20 | $0.92500 | $18.50 |
| 40 | $0.86475 | $34.59 |
| 100 | $0.80150 | $80.15 |
| 260 | $0.75062 | $195.16 |
| 500 | $0.72292 | $361.46 |
| 1,000 | $0.69861 | $698.61 |
| 2,500 | $0.67294 | $1,682.35 |
| 5,000 | $0.65747 | $3,287.35 |
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