Overview
The ADM803SAKS-REEL7 is a microprocessor supervisory circuit produced by Analog Devices Inc. This component is designed to monitor the power supply voltage in microprocessor systems, ensuring stable operation during power-up, power-down, and brownout conditions. It is packaged in a 3-lead SC70 package, making it compact and suitable for a variety of applications. The ADM803SAKS-REEL7 is part of the ADM803 series, which offers several reset threshold voltage options to cater to different supply voltages.
Key Specifications
| Parameter | Value |
|---|---|
| Part Name | ADM803SAKS-REEL7 |
| Manufacturer | Analog Devices Inc. |
| Product Category | Single-Supply Monitors |
| Package | SC-70 (3-lead) |
| Pins | 3 |
| Temperature Range | -40°C to +125°C |
| Power Consumption | 17 μA |
| Reset Threshold Voltage | 2.93 V (for this specific model) |
| Reset Output Type | Open-drain (requires external pull-up resistor) |
| Minimum Power-on Reset Time | 240 ms |
| RoHS Compliance | Yes |
Key Features
- Precision voltage monitoring with seven reset threshold voltage options (2.5 V, 3 V, 3.3 V, 5 V, etc.)
- Low power consumption of 17 μA, making it suitable for low power and portable equipment
- Open-drain reset output that requires an external pull-up resistor
- Internal timer holds reset asserted for 240 ms during power-up to ensure microprocessor stability
- Reset output remains operational with VCC as low as 1 V
- Built-in glitch immunity to protect against fast transients on VCC
Applications
- Microprocessor systems
- Computers
- Controllers
- Intelligent instruments
Q & A
- What is the primary function of the ADM803SAKS-REEL7?
The primary function is to monitor the power supply voltage in microprocessor systems and provide a reset output during power-up, power-down, and brownout conditions.
- What package type is the ADM803SAKS-REEL7 available in?
The ADM803SAKS-REEL7 is available in a 3-lead SC70 package.
- What is the temperature range for the ADM803SAKS-REEL7?
The temperature range is -40°C to +125°C.
- How much power does the ADM803SAKS-REEL7 consume?
The component consumes 17 μA.
- What type of reset output does the ADM803SAKS-REEL7 have?
The reset output is open-drain and requires an external pull-up resistor.
- What is the minimum power-on reset time for the ADM803SAKS-REEL7?
The minimum power-on reset time is 240 ms.
- Is the ADM803SAKS-REEL7 RoHS compliant?
Yes, the ADM803SAKS-REEL7 is RoHS compliant.
- What are some common applications for the ADM803SAKS-REEL7?
Common applications include microprocessor systems, computers, controllers, and intelligent instruments.
- Does the ADM803SAKS-REEL7 have built-in glitch immunity?
Yes, the reset comparator features built-in glitch immunity to protect against fast transients on VCC.
- At what voltage does the reset output remain operational?
The reset output remains operational with VCC as low as 1 V.
