| CD54HC27 | Texas Instruments | High Speed CMOS Logic Triple 3-Input NOR Gates |
| 8404201CA | Texas Instruments | High Speed CMOS Logic Triple 3-Input NOR Gates |
| CD54HC27F3A | Texas Instruments | High Speed CMOS Logic Triple 3-Input NOR Gates |
| CD54HCT27 | Texas Instruments | High Speed CMOS Logic Triple 3-Input NOR Gates |
| 5962-8970301CA | Texas Instruments | High Speed CMOS Logic Triple 3-Input NOR Gates |
| CD54HCT27F3A | Texas Instruments | High Speed CMOS Logic Triple 3-Input NOR Gates |
| CD74HC27 | Texas Instruments | High Speed CMOS Logic Triple 3-Input NOR Gates |
| CD74HC27E | Texas Instruments | High Speed CMOS Logic Triple 3-Input NOR Gates |
| CD74HC27M | Texas Instruments | High Speed CMOS Logic Triple 3-Input NOR Gates |
| CD74HC27M96 | Texas Instruments | High Speed CMOS Logic Triple 3-Input NOR Gates |
| CD74HC27MT | Texas Instruments | High Speed CMOS Logic Triple 3-Input NOR Gates |
| CD74HCT27 | Texas Instruments | High Speed CMOS Logic Triple 3-Input NOR Gates |
| CD74HCT27E | Texas Instruments | High Speed CMOS Logic Triple 3-Input NOR Gates |
| CD74HCT27M | Texas Instruments | High Speed CMOS Logic Triple 3-Input NOR Gates |
| CD74HCT27M96 | Texas Instruments | High Speed CMOS Logic Triple 3-Input NOR Gates |
| CD74HCT27MT | Texas Instruments | High Speed CMOS Logic Triple 3-Input NOR Gates |