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PDF ISD-300A1 Data sheet ( Hoja de datos )
| Número de pieza | ISD-300A1 | |
| Descripción | High Speed USB to ATA ASIC | |
| Fabricantes | Cypress | |
| Logotipo |  |
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October 19, 2001
ISD-300A1
ISD-300A1
High Speed USB to ATA ASIC
Cypress Semiconductor Corporation • 3901 North First Street • San Jose • CA 95134 • 408-943-2600
Oct 19, 2001
1 page  
October 19, 2001
ISD-300A1
Table of Figures
Figure 1 – Pin Layout ..................................................................................................................................... 2
Figure 2 – ATA Reset Protocol .................................................................................................................... 29
Figure 3– ATA Command Block Flow Diagram ......................................................................................... 34
Figure 4 – SYS_IRQ – USB Interrupt Pipe.................................................................................................. 42
Figure 5 – External Components connection................................................................................................ 45
Figure 6 – I2C Memory Device Interface Timing......................................................................................... 48
Figure 7 – SYS_IRQ Interface Timing......................................................................................................... 49
Figure 8 – Package Outline Diagram............................................................................................................ 50
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5 Page 
October 19, 2001
ISD-300A1
Overview
• Compact 100 pin TQFP package – No Requirement For Additional External ROM Or RAM
• USB Mass Storage Class Bulk-Only Specification Compliant (Version 1.0)
• 5V Tolerant Inputs, 3.3V Output Drive, Single 3.3V Supply Voltage Requirement Simplifies
System Integration
• Command Queuing Hooks In Hardware Allow Near Theoretical USB Data Transfer Rates
• USB Version 2.0 Compliant
♦ Integrated USB Transceiver
♦ High Speed (480 Mbit) And Full Speed (12 Mbit) Support
♦ USB Suspend / Resume, Remote Wakeup Support
• Two Power Modes Of Operation
♦ USB Bus Powered
♦ Self Powered
• Flexible USB Descriptor And Configuration Retrieval Source
♦ I2C Serial ROM Interface
♦ ATA Interface Using Vendor Specific ATA Command (FBh) Implemented On ATAPI Or
ATA Device
♦ Default On-Chip ROM Contents For Manufacturing / Development
• Large 8 Kbyte Data Buffer Maximizes ATA / ATAPI Data Transfer Rate
• ATA Interface Supports ATA PIO Modes 0-4, UDMA Modes 0-4 Of Operation (Multi-word
DMA Not Supported). ATA Interface Operation Mode Is Automatically Selected During Device
Initialization Or Manually Programmed With Configuration Data
• Automatic Detection Of Either Master or Slave ATA/ATAPI Devices
• Event Notification Via Vendor Specific ATA Command
♦ Configurable ATA Command
♦ Input Pins For Media Cartridge Detection And Ejection Request
♦ USB Bus State Indications (Reset, FS/HS Mode Of Operation, Suspend/Resume)
• Multiple LUN support
• ATA Translation Provides Seamless ATA Support with Standard MSC Drivers
♦ Additional ATA Command Support Provided By Vendor Specific ATACBs (ATA
Command Blocks Utilizing the MSC Command Block Wrapper)
• Provisions To Share ATA Bus With Other Hosts
• Manufacturing Interconnect Test Support Provided With Vendor Specific USB Commands
♦ Read / Write Access To Relevant ASIC Pins
• Utilizes Inexpensive 30Mhz Crystal For Clock Source
6
11 Page | ||
| Páginas | Total 67 Páginas | |
| PDF Descargar | [ Datasheet ISD-300A1.PDF ] | |
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