STM1817RWX7F STMicroelectronics, STM1817RWX7F Datasheet - Page 7

• Manufacturer Part Number: STM1817RWX7F
• Description: IC RESET CIRCUIT 2.55V PP SOT-23
• Manufacturer: STMicroelectronics
• Type: Simple Reset/Power-On Resetr

Specifications of STM1817RWX7F

• Number Of Voltages Monitored: 1
• Output: Push-Pull, Totem Pole
• Reset: Active High
• Reset Timeout: 100 ms Minimum
• Voltage - Threshold: 2.55V
• Operating Temperature: -40°C ~ 105°C
• Mounting Type: Surface Mount
• Package / Case: SOT-23-3
• Monitored Voltage: 3 V or 3.3 V or 5 V
• Undervoltage Threshold: 2.47 V
• Overvoltage Threshold: 2.64 V
• Manual Reset: Resettable
• Watchdog: No
• Battery Backup Switching: No
• Power-up Reset Delay (typ): 2 us
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 1 V
• Supply Current (typ): 4 uA
• Maximum Power Dissipation: 320 mW
• Mounting Style: SMD/SMT
• Maximum Operating Temperature: + 105 C
• Chip Enable Signals: No
• Minimum Operating Temperature: - 40 C
• Output Type: Push-Pull
• Power Fail Detection: No
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-4971-2

STM1810/1811/1812/1813/1815/1816/1817/1818
1.1
1.2
1.2.1
1.2.2
Functional block diagrams
Figure 4.
1. RST for STM1812 and STM1817.
Figure 5.
1. 5.5 kΩ internal pull-up resistor.
Figure 6.
1. 5.5 kΩ internal pull-up resistor.
Pin descriptions
See
Active-low RST output (push-pull)
Pulses low when V
threshold. It remains low for t
Active-low RST output (open-drain)
Pulses low when V
threshold. It remains low for t
an internal 5.5 kΩ pull-up resistor.
Figure 1
Push-pull active-low output (STM1810/1812/1815/1817)
Open-drain, active-low output (STM1811/1816)
Open-drain, active-low output (bidirectional, manual reset detect,
STM1813/1818)
and
Table 2
CC
CC
drops below V
drops below V
for a brief overview of the signals connected to this device.
rec
rec
Doc ID11464 Rev 8
after V
after V
RST
RST
CC
CC
, and stays low as long as V
, and stays low as long as V
rises above the reset threshold.
rises above the reset threshold. RST output has
CC
CC
is below the reset
is below the reset
Description
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