Datasheet Details
Part number:
PST620
Manufacturer:
Mitsumi Electronics
File Size:
226.75 KB
Description:
(pst620 / pst621) system reset.
Datasheet Details
Part number:
PST620
Manufacturer:
Mitsumi Electronics
File Size:
226.75 KB
Description:
(pst620 / pst621) system reset.
PST620, (PST620 / PST621) System Reset
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 settin
PST620 Features
* 1. Low current consumption 2. Capacitors (super capacitor, large capacity chemical capacitor) are used for back-up power supply, lowering system cost 3. Stable 1-chip microcomputer crystal oscillator rise time maintained with the built-in pulse shaver. 4. In addition to power outage detection for ma
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