Ricoh R3130N16EA-TR Low voltage detector with built-in delay circuit. Detector threshold 1.6V. Standard output delay time 240ms. Output type Nch open drain. Taping type TR.
Ricoh R3130N16EC-TR Low voltage detector with built-in delay circuit. Detector threshold 1.6V. Standard output delay time 240ms. Output type CMOS. Taping type TR.