Datasheet

STM690A/692A/703/704/802/805/817/818/819 Description
Doc ID 10522 Rev 10 7/43
Figure 3. Logic diagram (STM818)
Figure 4. STM690A/692A/802/805/817 connections
1. For STM805, reset output is active-high.
Table 2. Signal names
MR Push-button reset input
WDI Watchdog input
RST
Active-low reset output
RST Active-high reset outpu
E
(1)
1. STM818
Chip-enable input
E
CON
(1)
Conditioned chip-enable output
V
OUT
Supply voltage output
V
CC
Supply voltage
V
BAT
Backup supply voltage
PFI Power-fail input
PFO Power-fail output
V
SS
Ground
AI07896
V
CC
V
BAT
STM818
V
SS
V
OUT
RST
WDI
E
E
CON
1
PFO
PFI
WDI
RST(RST)
(1)
V
CC
V
OUT
V
BAT
V
SS
AI07889
SO8/TSSOP8
2
3
4
8
7
6
5