| Electronic component: | Description: | Manuf. | Package | Pins | T°min | T°max | Datasheet |
|---|
| TC74HC245AF | Octal bus transceiver 3-state non-inverting | Toshiba | - | 20 | -40°C | 85°C | 251 K |
| TC74HC245AP | Octal bus transceiver 3-state non-inverting | Toshiba | - | 20 | -40°C | 85°C | 251 K |
| TC74HC257AF | CMOS digital integrated circuit | Toshiba | SOP | 16 | -40°C | 85°C | 250 K |
| TC74HC257AFN | CMOS digital integrated circuit | Toshiba | SOP | 16 | -40°C | 85°C | 250 K |
| TC74HC4024AF | 7-stage binary counter | Toshiba | - | 14 | -40°C | 85°C | 218 K |
| TC74HC4028AF | BCD to decimal decoder | Toshiba | - | 16 | -40°C | 85°C | 209 K |
| TC74HC4028AP | BCD to decimal decoder | Toshiba | - | 16 | -40°C | 85°C | 209 K |
| TC74HC4060AP | 14 stage binary counter/oscilator | Toshiba | - | 16 | -40°C | 85°C | 291 K |
| TC74HC640AP | Octal bus transceiver 3-state inverting | Toshiba | - | 20 | -40°C | 85°C | 251 K |
| TC74HCT244AP | Octal bus buffer with TLL input level non-inverted, 3 state outputs | Toshiba | - | 20 | -40°C | 85°C | 241 K |
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