Overview
The MC34064P-5RPG, produced by onsemi, is an undervoltage sensing circuit designed specifically for use as a reset controller in microprocessor-based systems. This component offers an economical solution for low voltage detection with the simplicity of a single external resistor. It features a trimmed-in-package bandgap reference and a comparator with precise thresholds and built-in hysteresis to prevent erratic reset operations. The device is capable of operating with a low standby current and guarantees reset operation down to 1.0 V input voltage.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Power Input Supply Voltage | −1.0 to 10 | V |
| Reset Output Voltage | 10 | V |
| Reset Output Sink Current | Internally Limited | mA |
| Clamp Diode Forward Current | 100 | mA |
| Maximum Operating Temperature | 0 to +70 | °C |
| Minimum Operating Temperature | 0 | °C |
| Comparator Threshold Voltage at 25°C | 4.6 | V |
| Package Type | TO-92, SOIC-8, Micro8, TSOP-5 | |
| Standby Current | Low |
Key Features
- Trimmed-in-package temperature compensated reference
- Comparator with precise thresholds and built-in hysteresis to prevent erratic reset operation
- Reset output capable of sinking in excess of 10 mA
- Internal clamp diode for discharging delay capacitor
- Guaranteed reset operation with 1.0 V input
- Low standby current
- Economical TO-92, SOIC-8, Micro8, and TSOP-5 surface mount packages
- Pb-free and RoHS compliant packages
Applications
The MC34064P-5RPG is used in various applications including direct monitoring of the 5.0 V MPU/logic power supply in:
- Appliance equipment
- Automotive systems
- Consumer electronics
- Industrial equipment
Q & A
- What is the primary function of the MC34064P-5RPG?
The MC34064P-5RPG is an undervoltage sensing circuit designed for use as a reset controller in microprocessor-based systems.
- What is the comparator threshold voltage at 25°C?
The comparator threshold voltage at 25°C is 4.6 V.
- What is the minimum input voltage for guaranteed reset operation?
The minimum input voltage for guaranteed reset operation is 1.0 V.
- What are the available package types for the MC34064P-5RPG?
The available package types include TO-92, SOIC-8, Micro8, and TSOP-5.
- Is the MC34064P-5RPG Pb-free and RoHS compliant?
- What is the maximum reset output sink current?
The maximum reset output sink current is internally limited but capable of sinking in excess of 10 mA.
- What is the purpose of the internal clamp diode?
The internal clamp diode is used for discharging the delay capacitor.
- What are some common applications of the MC34064P-5RPG?
- What is the operating temperature range for the MC34064P-5RPG?
The operating temperature range is from 0°C to +70°C.
- Does the MC34064P-5RPG have built-in hysteresis?
