ADM809 Analog Devices, ADM809 Datasheet - Page 5
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ADM809
Manufacturer Part Number
ADM809
Description
Microprocessor Supervisory Circuit in 3-Lead SOT-23 & SC70, Active-Low Push-Pull Output
Manufacturer
Analog Devices
Datasheet
1.ADM803.pdf
(12 pages)
Specifications of ADM809
# Of Monitored Voltages
1
Backup-battery Switch
No
Manual Reset Capability
No
Package
SC70,SOT
Reset Threshold Summary
7 Options--2.32 to 4.63V
Reset Output-stage
Active-Low/Push-Pull
Min Reset Timeout (ms)
140
Watchdog Timer
No
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PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS
Table 4. Pin Function Descriptions
ADM803/ADM809
1
N/A
2
3
Pin No.
Figure 3. ADM803/ADM809 Pin Configuration
RESET
GND 1
ADM810
1
2
N/A
3
2
(Not to Scale)
ADM803/
ADM809/
TOP VIEW
Mnemonic
GND
RESET
RESET
V
CC
3
V
CC
Description
Ground Reference for All Signals; 0 V.
Active High Logic Output. RESET remains high while V
and remains high for 240 ms (typical) after V
Active Low Logic Output. RESET remains low while V
and remains low for 240 ms (typical) after V
Supply Voltage Being Monitored.
Rev. H | Page 5 of 12
Figure 4. ADM810 Pin Configuration
RESET
GND
CC
CC
ADM803/ADM809/ADM810
rises above the reset threshold.
1
2
rises above the reset threshold.
(Not to Scale)
ADM810
TOP VIEW
CC
CC
is below the reset threshold
is below the reset threshold
3
V
CC