Description
MITSUMI CMOS System Reset PST3XXX CMOS System Reset Monolithic IC PST3XXX Series Outline This IC is a system reset IC developed using the CMOS proc.
of Operation
(1) VDD > VS, VOUT: H (M1: ON, M2, M3: OFF) When VDD is gradually lowered from the above state, detection voltage is as follows.
Features
* (1) Super low consumption current (2) High precision detection voltage (3) Hysteresis characteristic (4) Operating range (5) Wide operating temperature range (6) Detection voltage 0.25µA typ. (when VDD = Vs + 1V) ±2% 5% typ. 0.95 ~ 10V -30 ~ +85°C 2 ~ 6V (0.1V step)
Package
SC-82AB (PST31XX, PST32X
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
Pin Assignment
5
4
1
2
3
1 2 3 4 5
OUT VDD VSS NC
4
3
1
2
1 2 3 4
OUT VDD NC VSS
SC-82AB
SOT-25
MITSUMI