STM802T/S/R STMicroelectronics, STM802T/S/R Datasheet - Page 10

• Manufacturer Part Number: STM802T/S/R
• Description: 3V Supervisor
• Manufacturer: STMicroelectronics

Specifications of STM802T/S/R

• Operating Temperature: –40 °C to 85 °C (industrial grade)

Description
1.1.9
1.1.10
1.1.11
Table 3.
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STM795
—
—
—
—
—
7
1
2
3
4
5
6
8
E (chip enable input)
The input to the chip enable gating circuit. Connect to ground if unused.
E
E
asserted, E
disabled mode, E
V
When V
hysteresis, V
used.
Pin description
STM690
STM802
CON
CON
BAT
—
—
—
—
—
6
7
4
5
1
2
3
8
goes low only when E is low and reset is not asserted. If E
(backup battery input)
(conditional chip enable)
CC
Pin
falls below V
CON
STM704
STM806
OUT
—
—
—
—
—
6
7
4
5
1
2
3
8
will remain low for 15 µs or until E goes high, whichever occurs first. In the
reconnects to V
CON
is pulled up to V
STM804
STM805
SO
STM690, STM704, STM795, STM802, STM804, STM805, STM806
—
—
—
—
—
6
7
4
5
1
2
3
8
, V
OUT
Doc ID 10519 Rev 9
CC
switches from V
. V
OUT
BAT
Vccsw
Name
E
V
PFO
V
WDI
RST
RST
V
V
MR
PFI
CON
OUT
BAT
E
CC
SS
.
may exceed V
CC
Push-button reset input
Watchdog input
Active-low reset output
Active-high reset output
Power-fail input
Power-fail output (push-pull)
Supply output for external LPSRAM
Supply voltage
V
Ground
Chip enable input
Conditioned chip enable output
Backup battery input
CC
to V
switch output (push-pull)
CC
BAT
. Connect to V
. When V
CON
Function
is low when reset is
CC
rises above V
CC
if no battery is
SO
+