 | M74HC299B1R | 3000 | ST | aa | 16-SOIC | | 4.39V Supervisor with Watchdog Timer/Reset* | 购买 |
| M74HC280RM13TR | 3000 | ST | aa | 16-SOIC | | 4.63V Supervisor with Watchdog Timer and Pushbutton Reset | 购买 |
| M74HC280B1R | 3000 | ST | aa | 16-p | | Supervisor with Watchdog Timer and Pushbutton Reset | 购买 |
| M74HC273RM13TR | 3000 | ST | aa | 16-SOIC | | 2.93V Supervisor with Watchdog Timer and Pushbutton Reset | 购买 |
| M74HC273B1R | 3000 | ST | aa | 16-SOIC | | 2.63V Supervisor with Watchdog Timer and Pushbutton Reset* | 购买 |
| M74HC259RM13TR | 3000 | ST | aa | 16-p | | 4.39V Supervisor with Watchdog Timer and Pushbutton Reset | 购买 |
| M74HC259B1R | 3000 | ST | aa | 16-SOIC | | 4.63V Supervisor with Watchdog Timer and Pushbutton Reset* | 购买 |
| M74HC257RM13TR | 3000 | ST | aa | 16-p | | Dual/Triple Ultra Low Volt. Supervisor* | 购买 |
| M74HC257B1R | 3000 | ST | aa | 16-SOIC | | Dual/Triple Ultra Low Volt. Supervisor* | 购买 |
| M74HC253RM13TR | 3000 | ST | aa | 16-p | | Dual/Triple Ultra Low Volt. Supervisor* | 购买 |
| M74HC251TTR | 3000 | ST | aa | 16-p | | Dual/Triple Ultra Low Volt. Supervisor* | 购买 |
| M74HC251RM13TR | 3000 | ST | aa | 16-p | | Dual/Triple Ultra Low Volt. Supervisor* | 购买 |
| M74HC251B1R | 3000 | ST | aa | 16-p | | Dual/Triple Ultra Low Volt. Supervisor* | 购买 |
| M74HC245TTR | 3000 | ST | aa | 16-p | | Dual/Triple Ultra Low Volt. Supervisor* | 购买 |
| M74HC245RM13TR | 3000 | ST | aa | 16-p | | Dual/Triple Ultra Low Volt. Supervisor* | 购买 |
| M74HC245B1R | 3000 | ST | aa | 16-SOIC | | Dual/Triple Ultra Low Volt. Supervisor* | 购买 |
| M74HC244TTR | 3000 | ST | aa | 16-p | | Dual/Triple Ultra Low Volt. Supervisor* | 购买 |
| M74HC244RM13TR | 3000 | ST | aa | 16-p | | Dual/Triple Ultra Low Volt. Supervisor* | 购买 |
| M74HC244B1R | 3000 | ST | aa | 16-SOIC | | Dual/Triple Ultra Low Volt. Supervisor* | 购买 |
| M74HC240RM13TR | 3000 | ST | aa | 16-p | | Dual/Triple Ultra Low Volt. Supervisor* | 购买 |
