NJU2103AD Nisshinbo

NJU2102A System Reset IC with Watchdog Timer FEATURES GENERAL DESCRIPTION Full compatible with NJM2102 The NJU2102A is a system reset IC with watchdog Detection voltage V =4.2V1.0% SL timer to detect the abnormal conditions, such as Watchdog timer function shutdown of all supply voltages at once, or sudden Reset output of both positive and negative logic voltage down and then generate the reset signal. Operating temperature Ta=-40 to 125C It is possible to direct replacement from NJM2102. Low quiescent current 320A typ. Furthermore, it improves usability by extending Low reset operation voltage 0.8V typ. operating temperature, standardizing AC Package DMP8 characteristics, and making each parameter highly accurate. APPLICATION TYPICAL APPLICATION 5V Industrial equipment Housing and facility equipment V DD OA equipment C RESET RESET T Amusement equipment RESET RESET V S C T NJU2102A MCU CK V CLK REF + GND V GND BLOCK DIAGRAM Ver.1.1 - 1 - www.njr.com NJU2102A PIN CONFIGURATION DMP8 PIN No. PIN NAME FUNCTION Connects Capacitor pin for setting 1 C WDT monitor time, WDT reset time, T and Reset signal hold time. 2 RESET RESET output pin. (Active High) 3 CK Clock input pin. 4 GND GND pin. + 5 V Power Supply pin. 6 V Output reference voltage pin. REF 7 V Comparator S input pin. S 8 RESET RESET output pin. (Active Low) PRODUCT NAME INFORMATION NJU2102A M (TE1) Device Name Package Taping form M:DMP8 ORDERING INFORMATION PACKAGE MOQ Halogen- TERMINAL WEIGHT PRODUCT NAME MARKING RoHS Free FINISH (mg) OUTLINE (pcs) NJU2102AM(TE1) DMP8 Sn-2Bi 2102A 95 2000 Note) is non-evaluation. Please contact your sales representative for more information. Ver.1.1 - 2 - www.njr.com