PST37xxU

MITSUMI IC for CMOS System Reset PST37XXU IC for CMOS System Reset Monolithic IC PST37XXU Series Outline July 13, 2001 This CMOS output type system reset IC, developed using the CMOS. Super low consumption current of 1.0µA typ. (PST3709 ~ PST3719) has been achieved through use of the CMOS process. Also, detection voltage is high precision detection of ±2%. Features 1. Super low consumption current 2. High precision detection voltage 3. Operating range 4. Wide operating temperature range 5. Detection voltage 1.0µA typ. (when VDD = (-VDET) + 2.0V) PST3709 ~ PST3719 ±2% 0.7 ~ 10V -30 ~ +85°C 0.9 ~ 6.0V (0.1V step) Package SC-82ABA, SC-82ABB Applications 1. Microcomputer, CPU, MPU reset circuits 2. Logic circuit reset circuits 3. Battery voltage check circuits 4. Back-up circuit switching circuits 5. Level detection circuits www.DataSheet4U.com Pin Assignment 4 3 1 2 3 4 OUT VDD NC GND 1 2 SC-82ABA SC-82ABB (TOP VIEW) MITSUMI IC for CMOS System Reset PST37XXU Block Diagram VDD 2 + VREF GND 4 1 OUT Pin Explanations Pin No. 1 2 3 4 Pin Name OUT VDD NC GND Functions Reset Signal Output Pin VDD Pin / Voltage Detect Pin GND Pin Absolute Maximum Ratings (Ta=25˚C) Item Operating Temperature Storage Temperature Supply Voltage Output Voltage Output Current Power Dissipation Symbol TOPR TSTG VDD VOUT IOUT PD Rating -30 ~ +85 -40 ~ +125 12 VSS - 0.3 ~ VDD +0.3 70 150 Unit °C °C V V mA mW Recomended Operating Conditions Item Operating Temperature Supply Voltage Symbol TO...