| Part Number | PST623 |
| Manufacturer | Mitsumi Electronics |
| Title | System Reset |
| Description | MITSUMI System Reset PST623 System Reset Monolithic IC PST623 Outline This low reset type IC functions in CPU and other logic systems to detect... |
| Features |
1. 2. 3. 4. 5. 6. 7. Detection voltage can be set easily (2 external resistors) High percision voltage detection Internal reference voltage Enables high voltage check (at stage before Reg) Low operating limit voltage High output current during ON Low current consumption Built-in delay circuit (1 ext...
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| File Size | 134.91KB |
| Datasheet |
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PST620 : PST620 Pin No. 1 2 3 4 5 6 7 8 Pin name VAC VCC1 VCC2 TC RE PSCONT CE GND Function Has +2.0V detection voltage to detect AC power supply and stable power supply primary side, for quick power outage detection. +5V main power supply Back-up power supply (back-up capacitor connected) Pulse width setting pin for pulse shaver (capacitor and resistor connected) Reset output Pulse shaver ON/OFF switching High : OFF Low : ON Chip enable signal output GND MITSUMI System Reset (with battery back-up) PST620, 621 PST621 Pin No. 1 2 3 4 5 6 7 8 Pin name VAC VCC1 VCC2 TC -------------------------------- Function Has +2.0V detection voltage to detect AC power supply and stable power supply primary side.
PST621 : PST620 Pin No. 1 2 3 4 5 6 7 8 Pin name VAC VCC1 VCC2 TC RE PSCONT CE GND Function Has +2.0V detection voltage to detect AC power supply and stable power supply primary side, for quick power outage detection. +5V main power supply Back-up power supply (back-up capacitor connected) Pulse width setting pin for pulse shaver (capacitor and resistor connected) Reset output Pulse shaver ON/OFF switching High : OFF Low : ON Chip enable signal output GND MITSUMI System Reset (with battery back-up) PST620, 621 PST621 Pin No. 1 2 3 4 5 6 7 8 Pin name VAC VCC1 VCC2 TC -------------------------------- Function Has +2.0V detection voltage to detect AC power supply and stable power supply primary side.