Overview
The ADM1169ACPZ-RL7, produced by Analog Devices Inc., is a configurable supervisory and sequencing device known as the Super Sequencer. This integrated circuit offers a comprehensive single-chip solution for supply monitoring and sequencing in multiple supply systems. It integrates various functionalities, including a 12-bit SAR ADC, four 8-bit voltage output DACs, and a closed-loop margining system. This device is particularly useful for adjusting supply voltages and implementing in-circuit testing during production. The configuration of the ADM1169 can be programmed using an intuitive GUI-based software package provided by Analog Devices.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Test Conditions/Comments |
|---|---|---|---|---|---|
| Input Voltage Range (VXx Pins) | 0.573 | - | 1.375 | V | Ultralow Range |
| Input Impedance (VXx Pins) | 1 | - | - | MΩ | - |
| ADC Signal Range | 0 | - | VREFIN | V | - |
| ADC Resolution | 12 | - | - | Bits | - |
| DAC Output Voltage Range | 601.25 | - | - | mV | - |
| Programmable Driver Output (High Voltage Mode) | 10.5 | 12 | 13.5 | V | IOH = 1 μA |
| Package Type | - | - | - | - | 40-WFQFN Exposed Pad, CSP |
Key Features
- Configurable supervisory and sequencing device with up to 63 different states for flexible output sequencing based on input conditions.
- Integrates a 12-bit SAR ADC and four 8-bit voltage output DACs for supply margining and adjustment.
- Closed-loop margining system for dynamic control of dc-to-dc converter output voltage.
- Nonvolatile EEPROM for storing user-defined information and fault records.
- Programmable driver outputs capable of driving gates of NFETs in high voltage mode.
- GUI-based software package for configuration.
- Digital glitch filter with programmable filter length from 0 μs to 100 μs).
Applications
- Power supply monitoring and sequencing in multiple supply systems.
- In-circuit testing of boards during production to verify functionality at various supply levels).
- Dynamically controlling the output voltage of dc-to-dc converters).
- Cable drop compensation, current limit switches, and other digital power system management applications).
Q & A
- What is the primary function of the ADM1169?
The ADM1169 is a configurable supervisory and sequencing device designed for supply monitoring and sequencing in multiple supply systems).
- What types of ADC and DAC are integrated into the ADM1169?
The ADM1169 integrates a 12-bit SAR ADC and four 8-bit voltage output DACs).
- What is the purpose of the closed-loop margining system in the ADM1169?
The closed-loop margining system allows for the dynamic control of dc-to-dc converter output voltage and can be used for in-circuit testing during production).
- How is the configuration of the ADM1169 programmed?
The configuration of the ADM1169 can be programmed using an intuitive GUI-based software package provided by Analog Devices).
- What type of package does the ADM1169ACPZ-RL7 come in?
The ADM1169ACPZ-RL7 comes in a 40-WFQFN Exposed Pad, CSP package).
- What is the input impedance of the VXx pins on the ADM1169?
The input impedance of the VXx pins is 1 MΩ).
- What is the range of the programmable driver output in high voltage mode?
The programmable driver output in high voltage mode ranges from 10.5 V to 13.5 V with IOH = 1 μA).
- What is the purpose of the nonvolatile EEPROM in the ADM1169?
The nonvolatile EEPROM is used to store user-defined information and fault records).
- Can the ADM1169 be used for cable drop compensation?
Yes, the ADM1169 can be used for cable drop compensation among other digital power system management applications).
- What is the resolution of the digital glitch filter in the ADM1169?
The digital glitch filter has a programmable filter length from 0 μs to 100 μs).
