L5510 datasheet(2/3 Pages) STMICROELECTRONICS

Part #	L5510

Description	HIGHLY INTEGRATED, AUTOMATED SINGLE-CHIP DRIVE MANAGER AND DISK DRIVE CONTROLLER

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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L5510

2/3

7

Other Features

■ 208-pin QFP package

■ Automatic and programmed power-down

modes

■ 3.3 V I/Os with 5 V tolerance, 2.5 V logic core

■ Programmable read channel and preamp VCM

serial interfaces

■ Dual on-chip frequency synthesizers optimize

DSP, servo, Ultra-DMA and buffer performance

■ General purpose I/O and PWM pins

■ Programmable baud-rate RS232 interface

8

DESCRIPTION

The Device is a highly integrated, automated sin-

gle-chip Drive Manager and Disk Drive Controller

IC designed for high-performance, headerless

ATA drive applications. Figure 2 shows the chip’s

main functional blocks.

Figure 2. Functional Block Diagram

Table 2. Revision History

Date

Revision

Description of Changes

December 2004

1

First Issue

DCTL

HIF

BCTL

EDAC

SERVO

DSP

SRAM

FLASH

BUFFER

SDRAM

READ

CHANNEL

ATA BUS

ROM

RAM

PERIPHERALS

(SYNC or

ASYNC)

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