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JM20337 Datasheet PDF

JMicron JM20337

The JM20337 is single chip solution to bridge between USB 2.0, SATA and ATA/ATAPI-based mass storage device. It provides the capability to translate USB 2.0 mass storage commands to serial ATA and ATA/ATAPI communication protocol. The USB adheres to the Mass Storage Class Bulk-Only Transport Specification, and supports dual LUN operation, which could connect to two ATA/ATAPI devices or one ATA/ATAPI device associated with one SATA device.
Part No. JM20337
Datasheet JM20337 Download
Manufacturer
JMicron
Description Hi Speed USB to SATA & PATA Combo Birdge
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JM20337 datasheet page 1 preview

DESCRIPTION

The embedded command parser supports both ATA and ATAPI command set with LBA48 bit addressing capability.

FEATURES

● Compliance with Gen1i, and Gen1m of Serial ATA II Electrical Specification 1.0
● Support SATA spread-spectrum transmitter
● Support SATA II Asynchronous Signal Recovery (Hot Plug) feature
● Compliance with USB 2.0 (Hi-Speed) electrical specification
● Compliance with USB Mass Storage Class Bulk-Only Transport Specification
● Support 480Mbps High Speed (HS) and 12Mbps Full Speed USB operation
● Support ATA/ATAPI Ultra DMA Mode
● Support ATA/ATAPI PACKET command feature set
● Support ATA/ATAPI LBA48 bit addressing mode
● Support dual LUN (Logic Unit Number) with automatically master/slave enumeration
● Support 12MHz external crystal.
● Single-power 3.3V power supply
● 0.18um CMOS technology and 64-pin LQFP ASSP package Quick Reference Signal Bit Rate Spread Spectrum Power Supply ESD Protection Adj. Amplitude Adj. Pre-emphasis Package

APPLICATIONS

1.5 Gbps/SATA...
JM20337 page 2 preview