JMicron Technology 
Part Number : JM20337
Overview :
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. 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
- Compliance with USB 2.0 (Hi-Speed) electrical specification
- Compliance with USB Mass Storage Class Bulk-Only Transport Specification
- Support SATA spread-spectrum transmitter
- Support SATA II Asynchronous Signal Recovery (Hot Plug) feature
- 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
Categories :
Portability :
Type : Soft
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