In-System Programmable Power Supply Supervisor / Reset Generator and Sequencing Controller
ispPAC-® POWR1014/A
In-System Programmable Power Supply Supervisor, Reset Generator and Sequencing Controller
March 201...
Description
ispPAC-® POWR1014/A
In-System Programmable Power Supply Supervisor, Reset Generator and Sequencing Controller
March 2015
Data Sheet DS1014
Features
Monitor and Control Multiple Power Supplies
Simultaneously monitors up to 10 power supplies
Provides up to 14 output control signals Programmable digital and analog circuitry
Embedded PLD for Sequence Control
24-macrocell CPLD implements both state machines and combinatorial logic functions
Embedded Programmable Timers
Four independent timers 32µs to 2 second intervals for timing sequences
Analog Input Monitoring
10 independent analog monitor inputs Two programmable threshold comparators per
analog input Hardware window comparison 10-bit ADC for I2C monitoring (ispPAC-
POWR1014A only)
High-Voltage FET Drivers
Power supply ramp up/down control Programmable current and voltage output Independently configurable for FET control or
digital output
2-Wire (I2C/SMBus™ Compatible) Interface
Comparator status monitor ADC readout Direct control of inputs and outputs Power sequence control Only available with ispPAC-POWR1014A
3.3 V Operation, Wide Supply Range 2.8 V to 3.96 V
Industrial temperature range: –40°C to +85°C 48-pin TQFP package, lead-free option
Multi-Function JTAG Interface
In-system programming Access to all I2C registers Direct input control
Application Block Diagram
Primary Supply
3.3 V
Primary Supply
Primary Supply
2.5 V 1.8 V
Primary Supply
POL#1
Volt...
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