L6260 Datasheet (STMicroelectronics) - DISK DRIVER SPINDLE/VCM POWER/CONTROLLER

L6260, DISK DRIVER SPINDLE/VCM POWER/CONTROLLER

The L6260 is single chip sensorless (DC) spindle motor and voice coil controllers including power stages suitable for use in small disk drives.

These devices have a serial interface for a microprocessor running up to 10 Mega bits per second.

There are registers on chip to allow the setting of the de

L6260 4.5 5.5V DISK DRIVER SPINDLE & VCM, POWER & CONTROL COMBO’S GENERAL 5V OPERATION.

REGISTER BASED ARCHITECTURE MINIMUM EXTERNAL COMPONENTS SLEEP AND IDLE MODES FOR LOW POWER CONSUMPTION SELECTABLE GAINS FOR BOTH V.C.M.

AND SPINDLE 10 BIT (+ SIGN + GAIN ) VCM & 8 BIT SPINDLE DACs HIGH BANDWIDTH SPEED REGULATION LOOP (ONCE PER MECHELEC CYCLE ACCURACY) VCM DRIVER CURRENT SENSE CONTROL (VOLTAGE PROPORTIONAL TO CURRENT) 300mA DRIVE CAPABILITY TWO CURRENT RANGES FOR SEEKING AND TR