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| Part Number | SN74LV244ADBRE4 | SN74LV244ATDBRE4 | SN74LV244ADBRG4 | SN74LV240ADBRE4 | 
|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | 
| Product Status | Discontinued at Digi-Key | Obsolete | Discontinued at Digi-Key | Discontinued at Digi-Key | 
| Logic Type | Buffer, Non-Inverting | Buffer, Non-Inverting | Buffer, Non-Inverting | Buffer, Inverting | 
| Number of Elements | 2 | 2 | 2 | 2 | 
| Number of Bits per Element | 4 | 4 | 4 | 4 | 
| Input Type | - | - | - | - | 
| Output Type | 3-State | 3-State | 3-State | 3-State | 
| Current - Output High, Low | 16mA, 16mA | 16mA, 16mA | 16mA, 16mA | 16mA, 16mA | 
| Voltage - Supply | 2V ~ 5.5V | 4.5V ~ 5.5V | 2V ~ 5.5V | 2V ~ 5.5V | 
| Operating Temperature | -40°C ~ 125°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 125°C (TA) | -40°C ~ 125°C (TA) | 
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | 
| Package / Case | 20-SSOP (0.209", 5.30mm Width) | 20-SSOP (0.209", 5.30mm Width) | 20-SSOP (0.209", 5.30mm Width) | 20-SSOP (0.209", 5.30mm Width) | 
| Supplier Device Package | 20-SSOP | 20-SSOP | 20-SSOP | 20-SSOP |