Datasheet

TPS3836E18-Q1 / J25-Q1 / H30-Q1 / L30-Q1 / K33-Q1
TPS3837E18-Q1 / J25-Q1 / L30-Q1 / K33-Q1, TPS3838E18-Q1 / J25-Q1 / L30-Q1 / K33-Q1
NANOPOWER SUPERVISORY CIRCUITS

SGLS141A − DECEMBER 2002 − REVISED JANUARY 2007
3
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
FUNCTION TABLE TPS3836, TPS3837, TPS3838
MR V
DD
> V
IT
RESET
†
RESET
‡
L 0 L H
L 1LH
H 0LH
H 1 H L
†
TPS3836 and TPS3838
‡
TPS3837
functional block diagram
Reset (TPS3837-Push-Pull)
Band-Gap
Reference
S3
S2
R2
R1
S1
C2
C1
C3
R3
−
+
Refresh
Timer
Reset Logic
and Timer
V
DD
MR
GND
Reset (TPS3836-Push-Pull
TPS3838-Open-Drain)
C
T