
SN74ABT273N
Texas Instruments
158 variants · Texas Instruments
The Texas Instruments SN74xx Standard Logic Gates & Flip-Flops series groups 158 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. Variants differ by case, current - output high, low and mounting, so you can match the exact case your application requires using the selection guide below.
| Parameter | SN74ABT273N | SN74ABT574ANSR | SN74AC00PWR | SN74AC373DW | SN74AC564DBLE | SN74AC574N |
|---|---|---|---|---|---|---|
| Case | 20-DIP (0.300\", 7.62mm) | 20-SOIC (0.209\", 5.30mm Width) | 14-TSSOP (0.173\", 4.40mm Width) | 20-SOIC (0.295\", 7.50mm Width) | 20-SSOP (0.209\", 5.30mm Width) | 20-DIP (0.300\", 7.62mm) |
| Current - output high, low | 32mA, 64mA | 32mA, 64mA | 24mA, 24mA | 24mA, 24mA | 24mA, 24mA | 24mA, 24mA |
| Mounting | Through Hole | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Through Hole |
| Operating temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Package | Tube | Tape & Reel (TR); Cut Tape (CT) | Tape & Reel (TR); Cut Tape (CT) | Tube | Bulk | Tube |
| Voltage | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 2V ~ 6V | 2V ~ 6V | 2V ~ 6V | 2V ~ 6V |
| Current - quiescent | 400 µA | 250 µA | 2 µA | — | 4 µA | 4 µA |
Request a quote on any SN74xx Standard Logic Gates & Flip-Flops part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.

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