Overview
The ADM1060ARUZ, produced by Analog Devices Inc., is a programmable supervisory/sequencing device designed to manage multiple power supply fault detection and sequencing in communications systems. This device is particularly useful in central offices, servers, and other infrastructure systems where multiple voltage supplies are required. It ensures that different sections of a board power up in a specific order to prevent damage, miscommunication, or latch-up. The ADM1060ARUZ operates from a range of voltage supplies and can be powered by either the high voltage supply or one of the positive voltage supplies, whichever is highest, to maintain reliability during supply failures.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Test Conditions/Comments |
|---|---|---|---|---|---|
| Power Supply Arbitration VDDCAP | 2.7 V | - | 2.7 V | V | Any VPn ≥ 3.0 V |
| Power Supply Arbitration VDDCAP | 4.75 V | 5.1 V | 5.1 V | V | Any VPn = 6.0 V |
| Power Supply Arbitration VDDCAP | 4.75 V | 5.1 V | 5.1 V | V | VH = 14.4 V |
| Operating Temperature | -40°C | - | 85°C | °C | TA |
| Number of Voltages Monitored | - | - | 7 | - | - |
| Package / Case | - | - | 28-TSSOP (0.173", 4.40mm Width) | - | - |
| Mounting Type | - | - | Surface Mount | - | - |
Key Features
- Fault detection on 7 independent supplies:
- 1 high voltage supply (2 V to 14.4 V)
- 4 positive voltage only supplies (2 V to 6 V)
- 2 positive/negative voltage supplies (+2 V to +6 V and –2 V to –6 V)
- Watchdog detector input with timeout delay programmable from 200 ms to 12.8 sec
- 4 general-purpose logic inputs
- Programmable logic block for combinatorial and sequencing logic control of all inputs and outputs
- 9 programmable output drivers:
- Open collector (external resistor required)
- Open collector with internal pull-up to VDD
- Fast internal pull-up to VDD
- Open collector with internal pull-up to VPn
- Fast internal pull-up to VPn
- Internally charge-pumped high drive (for use with external N-channel FETs—PDOs 1 to 4 only)
- 256 bytes of user EEPROM
- Industry-standard 2-wire bus interface (SMBus)
Applications
- Central office systems
- Servers
- Infrastructure network boards
- High density, multivoltage system cards
Q & A
- What is the primary function of the ADM1060ARUZ?
The ADM1060ARUZ is a programmable supervisory/sequencing device designed to manage multiple power supply fault detection and sequencing in communications systems.
- How many independent voltage supplies can the ADM1060ARUZ monitor?
The ADM1060ARUZ can monitor 7 independent voltage supplies.
- What is the range of the high voltage supply that the ADM1060ARUZ can detect?
The high voltage supply range is from 2 V to 14.4 V.
- What types of output drivers are available on the ADM1060ARUZ?
The device offers 9 programmable output drivers, including open collector, open collector with internal pull-up, fast internal pull-up, and internally charge-pumped high drive.
- Does the ADM1060ARUZ support any specific bus interface?
Yes, it supports an industry-standard 2-wire bus interface (SMBus).
- What is the operating temperature range of the ADM1060ARUZ?
The operating temperature range is from -40°C to 85°C.
- What type of package does the ADM1060ARUZ come in?
The device is packaged in a 28-TSSOP (0.173", 4.40mm Width) case.
- Can the ADM1060ARUZ be used in high-density, multivoltage systems?
Yes, it is suitable for high-density, multivoltage system cards.
- Does the ADM1060ARUZ have any onboard memory?
Yes, it includes 256 bytes of user EEPROM.
- What is the purpose of the watchdog detector input on the ADM1060ARUZ?
The watchdog detector input can be used to monitor a processor clock, with a timeout delay programmable from 200 ms to 12.8 sec.
