ISL6590 Datasheet - Intersil Corporation

ISL6590 Digital Multi-Phase PWM Controller for Core-Voltage Regulation

PIN NO. 1 2-7 8, 21, 39, 57 9 10, 25, 42, 44, 54 11 12 13 14 15, 18, 22, 26, 30, 34 16, 19, 23, 27, 31, 35 17, 20, 24, 28, 32, 36 PIN NAME OUTEN VID[0:5] VDD_CORE PWRGD VDD_IO MCLK MDO MDI MCS NDRIVE[1:6] PWM[1:6] IDIG[1:6] TYPE Input Input Power Output Power Output Output Input Output Output Outp.

® ISL6590 Data Sheet April 2003 FN9061 Digital Multi-Phase PWM Controller for Core-Voltage Regulation Processors that operate above a GHz require fast, intelligent power systems. The Intersil ISL6590 controller offers intelligent digital, multi-phase control that provides high bandwidth, optimal control frequency response, noise immunity and active transient response control algorithms. The design is fully scalable for controlling up to six phases, each featuring the Intersil ISL6580 intellige.

ISL6590 Features

* Open Architecture features software programmable control loop compensation enabling optimal system performance - User accessible asynchronous serial interface

* Intel VR10 - 6-bit Dynamic VID™ - Output voltage regulation range of 0.8375V to 1.600Vdc

* 250kHz to 1MHz switchi

ISL6590_IntersilCorporation.pdf