Overview
The ADM695ANZ is a microprocessor supervisory circuit produced by Analog Devices Inc. This component is part of the ADM690–ADM695 family, designed to provide comprehensive power supply monitoring and management solutions. It is fabricated using an advanced epitaxial CMOS process, ensuring low power consumption, high reliability, and fast response times. The ADM695ANZ is particularly useful in systems requiring precise voltage monitoring, watchdog timer functionality, and automatic battery backup power switching.
Key Specifications
| Parameter | Value |
|---|---|
| Part Number | ADM695ANZ |
| Manufacturer | Analog Devices Inc. |
| Package Type | DIP-16 |
| Supply Voltage Range | 4.75 V to 5.5 V |
| Operating Supply Current | 1.95 mA |
| Battery Standby Current | 600 nA (VCC = 0 V, VBATT = 2.8 V) |
| Reset Threshold Voltage | 4.65 V |
| Watchdog Timeout Period | 100 ms, 1.6 s, or Adjustable |
| Reset Timeout | 200 ms or Adjustable |
| High Current Drive | Up to 100 mA |
| Battery Backup Power Switching | Automatic |
| Chip Enable Gating Time | 5 ns |
Key Features
- Precision Voltage Monitor: Resets asserted down to 1 V VCC.
- Watchdog Timer: 100 ms, 1.6 s, or adjustable.
- High Current Drive: Up to 100 mA without the need for an external pass transistor.
- Automatic Battery Backup Power Switching: Switchover occurs when VCC is 50 mV higher than VBATT as VCC falls, and when VCC is 70 mV greater than VBATT as VCC rises.
- Low Power Consumption: 5 mW typical.
- Fast Chip Enable Gating: 5 ns.
- Separate Outputs for Watchdog Timeout, Backup Battery Switchover, and Low VCC Status.
Applications
- Microprocessor Systems: Ensures reliable operation by monitoring power supply and asserting resets when necessary.
- Computers and Controllers: Provides robust power management and watchdog functionality.
- Intelligent Instruments: Ideal for instruments requiring precise voltage monitoring and automatic backup power switching.
- Automotive Systems: Suitable for automotive applications due to its robust and reliable design.
Q & A
- What is the primary function of the ADM695ANZ?
The primary function of the ADM695ANZ is to provide power supply monitoring, watchdog timer functionality, and automatic battery backup power switching for microprocessor systems. - What is the supply voltage range for the ADM695ANZ?
The supply voltage range for the ADM695ANZ is 4.75 V to 5.5 V. - How much current can the ADM695ANZ drive?
The ADM695ANZ can drive up to 100 mA without the need for an external pass transistor. - What is the watchdog timeout period for the ADM695ANZ?
The watchdog timeout period for the ADM695ANZ is 100 ms, 1.6 s, or adjustable. - Does the ADM695ANZ support battery backup power switching?
Yes, the ADM695ANZ supports automatic battery backup power switching. - What is the typical power consumption of the ADM695ANZ?
The typical power consumption of the ADM695ANZ is 5 mW. - How fast is the chip enable gating time for the ADM695ANZ?
The chip enable gating time for the ADM695ANZ is 5 ns. - What are the common applications of the ADM695ANZ?
The ADM695ANZ is commonly used in microprocessor systems, computers, controllers, intelligent instruments, and automotive systems. - What is the reset threshold voltage for the ADM695ANZ?
The reset threshold voltage for the ADM695ANZ is 4.65 V. - Is the ADM695ANZ RoHS compliant?
Yes, the ADM695ANZ is RoHS3 compliant.
