STM1001LWX6F STMicroelectronics, STM1001LWX6F Datasheet - Page 5

• Manufacturer Part Number: STM1001LWX6F
• Description: IC MPU RESET CIRCUIT 4.63V SOT23
• Manufacturer: STMicroelectronics
• Type: Simple Reset/Power-On Resetr

Specifications of STM1001LWX6F

• Number Of Voltages Monitored: 1
• Output: Open Drain or Open Collector
• Reset: Active Low
• Reset Timeout: 140 ms Minimum
• Voltage - Threshold: 4.63V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: SOT-23-3
• Monitored Voltage: 3 V, 3.3 V, 5 V
• Output Type: Active Low, Open Drain
• Manual Reset: Not Resettable
• Watchdog: No Watchdog
• Battery Backup Switching: No Backup
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 1.2 V
• Supply Current (typ): 15 uA
• Maximum Power Dissipation: 320 mW
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Power Fail Detection: No
• Number Of Elements: 1
• Monitored Voltage 1 (typ): 3/3.3/5V
• Threshold Voltage 1 (max): 4.7V
• Watchdog Timer: No
• Chip Enable Signals: No
• Reset Active Time: 280ms
• Package Type: SOT-23
• Operating Supply Voltage (min): 1.2V
• Operating Supply Voltage (max): 5.5V
• Reset Threshold Voltage (max): 4.7V
• Reset Threshold Voltage (min): 4.56V
• Family Name: STM1001
• Power Dissipation: 320mW
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 3
• Supply Current: 0.015mA
• Undervoltage Threshold: 4.56 V
• Overvoltage Threshold: 4.7 V
• Power-up Reset Delay (typ): 280 ms
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-4797-2

STM1001
1
Description
The STM1001 microprocessor reset circuit is a low-power supervisory device used to
monitor power supplies. It performs a single function: asserting a reset signal whenever the
V
above the preset threshold for a minimum period of time (t
Figure 1.
Table 1.
Figure 2.
V
RST
V
CC
SS
CC
supply voltage drops below a preset value and keeping it asserted until V
Logic diagram
Signal names
Connections
Ground
Active-low reset output (open drain)
Supply voltage
Doc ID 10373 Rev 6
RST
V
CC
SOT23-3
1
2
STM1001
V
V
CC
SS
3
V
RST
SS
rec
).
CC
Description
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