Overview
The ADM1066ASUZ-REEL, produced by Analog Devices Inc., is a highly configurable supervisory and sequencing device known as the Super Sequencer. This integrated circuit offers a comprehensive solution for supply monitoring and sequencing in multiple-supply systems. It integrates various functionalities, including a 12-bit ADC, six 8-bit voltage output DACs, and a state machine-based sequencing engine. This device is particularly useful in complex systems requiring precise supply supervision and flexible sequencing of outputs based on input conditions.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Test Conditions/Comments |
|---|---|---|---|---|---|
| VH Supply Voltage | 3.0 V | 14.4 V | |||
| VPx Supply Voltage | 3.0 V | 6.0 V | |||
| VDDCAP Regulated LDO Output | 2.7 V | 4.75 V | 5.4 V | ||
| Supply Current (IVH, IVPx) | 4.2 mA | 6 mA | VDDCAP = 4.75 V, PDO1 to PDO10 off, DACs off, ADC off | ||
| ADC Resolution | 12 Bits | VREFIN = 2.048 V | |||
| ADC Conversion Time | 0.44 ms | 84 ms | One conversion on one channel, 16× averaging enabled | ||
| DAC Resolution | 8 Bits |
Key Features
- Complete supervisory and sequencing solution for up to 10 supplies.
- 10 supply fault detectors with accuracy of <0.5% at 25°C and <1.0% across all voltages and temperatures.
- 5 selectable input attenuators for supervision of supplies up to 14.4 V on VH and 6 V on VP1 to VP4.
- 5 dual-function inputs (VX1 to VX5) with high impedance input to supply fault detector and general-purpose logic input.
- 10 programmable driver outputs (PDO1 to PDO10) with open-collector and push/pull configurations.
- 12-bit ADC and six 8-bit voltage output DACs for closed-loop margining and in-circuit testing.
- State machine-based sequencing engine with up to 63 different states.
- Configuration via EEPROM and GUI-based software package.
Applications
- Servers and routers.
- Multivoltage system line cards.
- DSP/FPGA supply sequencing.
- In-circuit testing of margined supplies.
Q & A
- What is the primary function of the ADM1066? The ADM1066 is a configurable supervisory and sequencing device designed for supply monitoring and sequencing in multiple-supply systems.
- How many supply fault detectors does the ADM1066 have? The ADM1066 has 10 supply fault detectors.
- What is the accuracy of the supply fault detectors? The accuracy is <0.5% at 25°C and <1.0% across all voltages and temperatures.
- What types of inputs does the ADM1066 support? The ADM1066 supports 5 dual-function inputs (VX1 to VX5) and 5 selectable input attenuators.
- How many programmable driver outputs does the ADM1066 have? The ADM1066 has 10 programmable driver outputs (PDO1 to PDO10).
- What is the resolution of the ADC and DACs in the ADM1066? The ADC has a 12-bit resolution, and the DACs have an 8-bit resolution.
- How is the sequencing engine of the ADM1066 configured? The sequencing engine is state machine-based and can be configured via EEPROM and a GUI-based software package.
- What are some common applications of the ADM1066? Common applications include servers, routers, multivoltage system line cards, DSP/FPGA supply sequencing, and in-circuit testing of margined supplies.
- What is the operating temperature range of the ADM1066? The operating temperature range is from -40°C to +85°C.
- How many different states can the sequencing engine of the ADM1066 support? The sequencing engine can support up to 63 different states.
