
| Gate | ANSI (Distinctive shape) | IEC (Rectangular with symbol) |
|------|--------------------------|-------------------------------|
| AND | D-shape | & inside rectangle |
| OR | Curved input side | ≥1 inside rectangle |
| NOT | Small bubble on output | Small bubble on output |
IEC 60617-12 (1997) introduced the rectangular “bubble” family, while ANSI maintains MIL-STD-806 shapes. simbologia electrica americana y europeapdf verified
When verifying a PDF document, these are the five major categories you must check for accuracy. | Gate | ANSI (Distinctive shape) | IEC
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