Overview
The ADM1066ASUZ, produced by Analog Devices Inc., is a configurable supervisory and sequencing device known as the Super Sequencer®. This IC offers a comprehensive solution for supply monitoring and sequencing in multiple-supply systems. It integrates a 12-bit ADC, six 8-bit voltage output DACs, and various programmable driver outputs, making it highly versatile for complex power management applications. The device is packaged in a 48-pin TQFP case, ensuring easy integration into existing circuitry while meeting industry standards for environmental safety and reliability.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Test Conditions/Comments |
|---|---|---|---|---|---|
| VH Supply Voltage | 3.0 V | 14.4 V | V | ||
| VPx Supply Voltage | 3.0 V | 6.0 V | V | ||
| VDDCAP Regulated LDO Output | 2.7 V | 4.75 V | 5.4 V | V | |
| Supply Current (IVH, IVPx) | 4.2 mA | 6 mA | mA | VDDCAP = 4.75 V, PDO1 to PDO10 off, DACs off, ADC off | |
| Operating Temperature | -40°C | 85°C | °C | ||
| Number of Voltages Monitored | 12 | ||||
| Resolution of ADC | 12 Bits | ||||
| Resolution of DACs | 8 Bits | ||||
| Peak Reflow Temperature | 260°C | °C | |||
| Pin Count | 48 |
Key Features
- Complete supervisory and sequencing solution for up to 10 supplies with supply fault detectors offering <0.5% accuracy at 25°C and <1.0% accuracy across all voltages and temperatures.
- Five selectable input attenuators allowing supervision of supplies up to 14.4 V on VH and 6 V on VP1 to VP4.
- Five dual-function inputs (VX1 to VX5) that can be used as high impedance inputs to supply fault detectors or general-purpose logic inputs.
- Ten programmable driver outputs (PDO1 to PDO10) with open-collector or push/pull configurations.
- Integrated 12-bit ADC and six 8-bit voltage output DACs for closed-loop margining and supply adjustment.
- Fully programmable to meet specific application requirements and compliant with industry standards for reliability and performance.
Applications
- Servers and routers
- Multivoltage system line cards
- DSP/FPGA supply sequencing
- In-circuit testing of margined supplies during production
- Industrial automation and consumer electronics requiring reliable power distribution and complex power management.
Q & A
- What is the ADM1066ASUZ used for? The ADM1066ASUZ is used for supply monitoring and sequencing in multiple-supply systems, integrating functions such as supply fault detection, ADC, DACs, and programmable driver outputs.
- What is the voltage range for VH and VPx supplies? The VH supply voltage ranges from 3.0 V to 14.4 V, and the VPx supply voltage ranges from 3.0 V to 6.0 V.
- How many voltages can the ADM1066ASUZ monitor? The ADM1066ASUZ can monitor up to 12 voltages.
- What is the resolution of the ADC and DACs in the ADM1066ASUZ? The ADC has a resolution of 12 bits, and the DACs have a resolution of 8 bits.
- What are the operating temperature ranges for the ADM1066ASUZ? The operating temperature range is from -40°C to 85°C.
- What type of package does the ADM1066ASUZ come in? The ADM1066ASUZ is packaged in a 48-pin TQFP case.
- Can the ADM1066ASUZ be used in harsh environments? Yes, the ADM1066ASUZ is designed for use in harsh environments and high-reliability applications.
- Does the ADM1066ASUZ support closed-loop margining? Yes, the ADM1066ASUZ supports closed-loop margining using its integrated DACs and ADC.
- What are some common applications of the ADM1066ASUZ? Common applications include servers, routers, multivoltage system line cards, DSP/FPGA supply sequencing, and in-circuit testing of margined supplies.
- Is the ADM1066ASUZ ROHS-compliant? Yes, the ADM1066ASUZ is ROHS-compliant, meeting industry standards for environmental safety.
