Overview
The ADM1060ARUCS1003, produced by Analog Devices Inc., is a programmable supervisory/sequencing device designed to provide a comprehensive solution for multiple power supply fault detection and sequencing in various communication systems. This device is particularly useful in central offices, servers, and other infrastructure systems where multiple power supplies are required to power different sections of a board. It ensures that the power-up sequence of these supplies is properly managed to avoid damage, miscommunication, or latch-up issues.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Test Conditions/Comments |
|---|---|---|---|---|---|
| VDDCAP | 2.7 | 2.7 | V | Any VPn ≥ 3.0 V, VH ≥ 4.75 V | |
| VDDCAP | 4.75 | 5.1 | 5.1 | V | Any VPn = 6.0 V, VH = 14.4 V |
| High Voltage Supply | 2 | 14.4 | V | ||
| Positive Voltage Only Supplies | 2 | 6 | V | ||
| Positive/Negative Voltage Supplies | +2 | +6 | V | ||
| Positive/Negative Voltage Supplies | -2 | -6 | V | ||
| Watchdog Timeout Delay | 200 ms | 12.8 sec | Programmable | ||
| Logic Inputs | 5.5 | V | Accept input high voltages even when VDD < 5 V | ||
| EEPROM Endurance | 100,000 cycles | Qualified as per JEDEC Std. 22 method A117 |
Key Features
- Fault detection on 7 independent supplies, including one high voltage supply (2 V to 14.4 V), four positive voltage only supplies (2 V to 6 V), and two positive/negative voltage supplies (+2 V to +6 V and –2 V to –6 V)
- Watchdog detector input with programmable timeout delay from 200 ms to 12.8 seconds
- Four general-purpose logic inputs
- Programmable logic block for combinatorial and sequencing logic control of all inputs and outputs
- Nine programmable output drivers with various configurations (open collector, internal pull-up, etc.)
- 256 bytes of user EEPROM with industry-standard 2-wire bus interface (SMBus)
- Internally charge-pumped high drive capability for use with external N-channel FETs
Applications
- Central office systems
- Servers
- Infrastructure network boards
- High density, multivoltage system cards
Q & A
- What is the primary function of the ADM1060ARUCS1003?
The primary function of the ADM1060ARUCS1003 is to provide multiple power supply fault detection and sequencing in communication systems. - How many independent supplies can the ADM1060ARUCS1003 monitor?
The device can monitor up to 7 independent supplies. - What is the range of the high voltage supply that the ADM1060ARUCS1003 can detect?
The high voltage supply range is from 2 V to 14.4 V. - What types of output drivers are available on the ADM1060ARUCS1003?
The device features nine programmable output drivers, including open collector, open collector with internal pull-up, fast internal pull-up, and internally charge-pumped high drive configurations. - Does the ADM1060ARUCS1003 have any memory capabilities?
Yes, it includes 256 bytes of user EEPROM. - What is the purpose of the watchdog detector input on the ADM1060ARUCS1003?
The watchdog detector input allows for programmable timeout delay from 200 ms to 12.8 seconds to monitor system activity. - What are some common applications of the ADM1060ARUCS1003?
Common applications include central office systems, servers, infrastructure network boards, and high density, multivoltage system cards. - How does the ADM1060ARUCS1003 ensure proper power-up sequencing?
The device ensures proper power-up sequencing through its programmable logic block, which allows for combinatorial and sequencing logic control of all inputs and outputs. - What is the endurance of the EEPROM on the ADM1060ARUCS1003?
The EEPROM endurance is qualified to 100,000 cycles as per JEDEC Std. 22 method A117. - What interface does the ADM1060ARUCS1003 use for communication?
The device uses an industry-standard 2-wire bus interface (SMBus).
