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ISPPAC-POWR604

Lattice Semiconductor
Part Number ISPPAC-POWR604
Manufacturer Lattice Semiconductor
Description In-System Programmable Power Supply
Published Jul 20, 2006
Detailed Description www.DataSheet4U.com ispPAC-POWR604 In-System Programmable Power Supply Sequencing Controller and Monitor January 2004 D...
Datasheet PDF File ISPPAC-POWR604 PDF File

ISPPAC-POWR604
ISPPAC-POWR604


Overview
www.
DataSheet4U.
com ispPAC-POWR604 In-System Programmable Power Supply Sequencing Controller and Monitor January 2004 Data Sheet Features ■ Monitor and Control Multiple Power Supplies • Simultaneously monitors and sequences up to six power supplies • Sequence controller for power-up conditions • Provides four output control signals • Programmable digital and analog circuitry Application Block Diagram Voltage Monitor 6 Voltage Monitor 5 2.
5-5V Supply 6 Analog Inputs 1.
0uF 0.
1uF ■ Embedded PLD for Sequence Control • Implements state machine and input conditional events • In-System Programmable (ISP™) through JTAG and on-chip E2CMOS® VMON1 VMON2 VMON3 VMON4 VMON5 VMON6 VDD VDD VDDINP OUT5 OUT6 OUT7 OUT8 CPU_RESETN BROWNOUT_INT LOAD_ENABLE POWER_OK Digital Logic CPU/ASIC Card etc.
ispPAC-POWR604 CLK RESET Power Sequence Controller Comp1 Comp2 Comp3 Comp4 Comp5 Comp6 POR CREF 0.
1uF ■ Embedded Programmable Timers CARD_RESETN WDT_IN INT_ACK DONE • Two Programmable 8-bit timers (32µs to 524ms) • Programmable time delay for pulse stretching or other power supply management IN1 IN2 IN3 IN4 ■ 2.
25V to 5.
5V Supply Range • • • • • • Six analog comparators for monitoring The Lattice ispPAC®-POWR604 incorporates both in• 192 precise programmable threshold levels DataSheet4U.
com system programmable logic and in-system programmaspanning 1.
03V to 5.
72V ble analog circuits to perform special functions for • Each comparator can be independently configpower supply sequencing and monitoring.
The ispPACured around standard logic supply voltages of POWR604 device has the capability to be configured 1.
2V, 1.
5V, 1.
8V, 2.
5V, 3.
3V, 5V through software to control up to four outputs for power • Other user-defined voltages possible supply sequencing and six comparators monitoring sup• Six direct comparator outputs ply voltage limits, along with four digital inputs for inter■ Embedded Oscillator facing to other control circuits or digital logic.
Once • Built-in clock generator, 2...


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