Texas Instruments SN74HCS541RKSR, Buffer Non-Inverting, 3-State, Schmitt Trigger Input, 2V-6V Supply, 20-VQFN (2.5x4.5), -40°C to 125°C.
| Parameter | Value |
|---|---|
| Input type | Schmitt Trigger |
| Logic type | Buffer, Non-Inverting |
| Output type | 3-State |
| Mounting type | Surface Mount |
| Voltage | 2V ~ 6V |
| Current - output high, low | 7.8mA, 7.8mA |
| Operating temperature | -40°C ~ 125°C (TA) |
| Package | Tape & Reel (TR); Cut Tape (CT) |
| Case | 20-VFQFN Exposed Pad |
| Number of elements | 1 |
| Number of bits per element | 8 |
The Texas Instruments SN74HCS541RKSR is an 8-bit buffer with non-inverting logic and 3-state outputs. Schmitt-trigger inputs clean up slow or noisy edges, making it a fit for industrial control panels, motor-drive interfaces, and mixed-voltage backplanes where signal integrity is marginal. Supply range from 2V to 6V lets it bridge 3.3V and 5V logic domains without a separate level translator.
Output sink and source are both rated at 7.8 mA.
A functional equivalent is the 74LVTH16245ADGVR, which offers higher output current (32 mA) but operates on a 2.7V supply and a narrower temperature range (-40°C to 85°C). Verify pin compatibility before substituting.