Texas Instruments 20-SOIC SN74ALS641ADW

The SN74ALS641ADW is a part of the Texas Instruments' 74ALS series, which features low-power Schottky TTL logic. It's a BCD to 7-segment decoder/driver IC with active LOW outputs and high sink current capability for driving LED or LCD displays directly. The '-DW' suffix typically indicates an SMD package (Dual-in-line Package, Wide), suitable for surface mount applications. This device translates binary-coded decimal inputs into corresponding patterns for seven-segment display modules. With improved IOL ratings compared to standard versions, it's suitable for various digital systems requiring visual data output decoding.