ISPPAC-POWR607

www.DataSheet.co.kr ispPAC-POWR607 In-System Programmable Power Supply Supervisor, Reset Generator and Watchdog Timer February 2009 Data Sheet DS1011 ® Features ■ Power-Down Mode ICC < 10µA ■ Programmable Threshold Monitors Simultaneously monitors up to six power supplies Programmable analog trip points (1% step size; 192 steps) Programmable glitch filter Power-off detection (75mV) Application Block Diagram Input Power Supply On/Off DC-DC #1 Manual Reset In DC-DC #2 DC-DC #n ■ Embedded Programmable Timers Four independent timers 32µs to 2 second intervals for timing sequences MOSFET Drivers (2) Power Supply Bus Voltage Supervisor Reset Generator ■ Embedded PLD for Logical Control Rugged 16-macrocell CPLD architecture 81 product terms / 28 inputs Implements state machines and combinatorial functions Interrupt – Power Fail CPU_Reset_in WDT Trigger Interrupt – WDT Watchdog Timer ■ Digital I/O Two dedicated digital inputs Five programmable digital I/O pins Power Down ispPAC-POWR607 Power Up/Down Control CPU / uProcessor ■ Two High-Voltage FET Drivers Power supply ramp up/down control Independently configurable for FET control or digital output ■ Wide Supply Range (2.64V to 3.96V) In-system programmable through JTAG Industrial temperature range: -40°C to +85°C 32-pin QFNS (Quad Flat-pack, No lead, Sawsingulated) package, lead-free option1 Description Lattice’s Power Manager II ispPAC-POWR607 is a general-purpose power-supply monitor,...