CMOS System Reset PST3XXX
MITSUMI
CMOS System Reset
Monolithic IC PST3XXX Series
Outline
This IC is a system reset IC developed using the CMOS process. Super low consumption current of 0.25µA
typ. has been achieved through use of the CMOS process. Also, detection voltage is high precision detection
of 2ꢀ.
Features
(1) Super low consumption current
(2) High precision detection voltage
(3) Hysteresis characteristic
(4) Operating range
0.25µA typ. (when VDD = Vs + 1V)
2ꢀ
5ꢀ typ.
0.95 ~ 10V
-30 ~ +85°C
2 ~ 6V (0.1V step)
(5) Wide operating temperature range
(6) Detection voltage
Package
SC-82AB (PST31XX, PST32XX)
SOT-25 (PST33XX, PST34XX)
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
1
4
3
4
1
3
2
1
2
3
4
5
OUT
VDD
VSS
1
2
3
4
OUT
VDD
NC
2
NC
VSS
SC-82AB
SOT-25