Productos
The MAX809STRG from onsemi is a 3-pin microprocessor reset circuit in a SOT-23 package. It provides a push-pull active-low RESET output that monitors VCC supply voltages for 2.5V, 3.0V, 3.3V, and 5.0V systems. With a minimum power-on reset pulse width of 140ms and ultra-low supply current of 0.5 µA, this device ensures reliable processor initialization without external components.
Especificaciones
| Función | Microprocessor Reset Monitor |
| Output Type | Push-Pull Active-Low RESET |
| Reset Threshold | 4.63V (S version, 5V system) |
| Reset Timeout | 140ms minimum |
| Supply Current | 0.5 µA typical at 3.2V |
| Operating Voltage | 1.0V to 5.5V |
| Temperatura de funcionamiento | -40°C to +105°C |
| Paquete | SOT-23-3 |
Características
- Precision VCC monitoring for 2.5V, 3.0V, 3.3V, and 5.0V supplies
- 140ms minimum power-on reset pulse width
- RESET output guaranteed valid to VCC = 1.0V
- Ultra-low supply current (0.5 µA typical)
- VCC transient immunity
- No external components required
- SOT-23 and SC-70 package options
Aplicaciones
- Embedded systems and microcontroller supervision
- Battery-powered portable equipment
- Computers, servers, and workstations
- Critical microprocessor power supply monitoring
- Intelligent instruments and automotive systems