STM810 STMicroelectronics, STM810 Datasheet - Page 5

• Manufacturer Part Number: STM810
• Description: Active High, Push-Pull
• Manufacturer: STMicroelectronics

Specifications of STM810

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

STM809/810/811/812
1
Description
The STM809/810/811/812 microprocessor reset circuits are low-power supervisory devices
used to monitor power supplies. They perform a single function: asserting a reset signal
whenever the V
V
STM811/812 also provide a push-button reset input (MR).
Figure 1.
1. For STM810
Figure 2.
1. For STM812
Table 2.
1. STM810/812 only
2. STM811/812 only
V
RST
RST
V
MR
CC
SS
CC
(2)
has risen above the preset threshold for a minimum period of time (t
(1)
Logic diagram (STM809/810)
Logic diagram (STM811/812)
Signal names
CC
supply voltage drops below a preset value and keeping it asserted until
Ground
Active-low reset output
Active-high reset output
Supply voltage
Manual reset input
MR
Doc ID 9873 Rev 5
STM809/810
STM811/812
V
V
V
V
CC
SS
CC
SS
RST (RST)
RST (RST)
(1)
(1)
rec
). The
Description
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