Lattice Semiconductor Corporation ISPPAC-POWR1220AT8-01TN100I

Description
The Lattice ispPAC-POWR1220AT8 is a general-purpose power supply monitor, sequence, and margin controller. It incorporates both in-system programmable logic and in-system programmable analog functions implemented in non-volatile ECMOS technology.

Features
Monitors up to 12 power supplies simultaneously
Provides up to 20 output control signals
Provides up to eight analog outputs for margining/trimming power supply voltages
Programmable digital and analog circuitry
Trim and margin up to eight power supplies
Dynamic voltage control through 1°C
Four hardware selectable voltage profiles
Independent Digital Closed-Loop Trim function for each output
Embedded PLD for Sequence Control
48-macrocell CPLD implements both state machines and combinatorial logic functions
Embedded Programmable Timers
Four independent timers
Analog Input Monitoring
12 independent analog monitor inputs
Differential inputs for remote ground sense
Two programmable threshold comparators per analog input
Hardware window comparison
10-bit ADC for 1°C monitoring
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/SMBusTM Compatible) Interface
Comparator status monitor
ADC readout
Direct control of inputs and outputs
Power sequence control
Dynamic trimming/margining control
3.3V Operation, Wide Supply Range 2.8V to 3.96V
In-system programmable through JTAG
Industrial temperature range: -40°C to 85°C
100-pin TQFP package, lead-free option

Applications
Monitor, control, and margin multiple power supplies
Power supply sequencing and margining
Dynamic voltage control
Remote ground sense
High-voltage FET driving
2-Wire (I²C/SMBusTM) interface
In-system programming through JTAG