SMSC USB464 - Manual (Page 8)

High Speed Inter-Chip USB 2.0 Hub and Flash Media Controller
Datasheet
Revision 1.0 (06-01-09) 8 SMSC USB4640/USB4640i
DATASHEET
Hardware Features
„
Single chip HSIC hub and flash media controller combo
„
USB4640 supports the commercial temperature range of 0°C to +70°C
„
USB4640i supports the industrial temperature range of -40°C to +85°C
„
Transaction translator (TT) in the hub supports operation of FS and LS peripherals
„
Full power management with individual or ganged power control of each downstream port
„
Optional support for external firmware access via SPI interface
„
Code execution via SPI ROM which must meet
- 30 MHz or 60 MHz operation support
- Single bit or dual bit mode support
- Mode 0 or mode 3 SPI support
Compliance with the following flash media card specifications:
„
Secure Digital 2.0 / MultiMediaCard 4.2
- SD 2.0, SD-HS, SD-HC
- TransFlash™ and reduced form factor media
- 1/4/8 bit MMC 4.2
„
Memory Stick 1.43
„
Memory Stick Pro Format 1.02
„
Memory Stick Pro-HG Duo Format 1.01
- Memory Stick, MS Duo, MS-HS, MS Pro-HG, MS Pro
„
Memory Stick Duo 1.10
„
xD-Picture Card 1.2
„
Up to 9 GPIOs: Configuration and polarity for special function use
- The number of actual GPIOs depends on the implementation configuration used
- One GPIO available with up to 200 mA drive and protected “fold-back” short circuit current
„
8051 8-bit microprocessor
- 60 MHz - single cycle execution
- 64 KB ROM | 9 KB RAM
„
Integrated regulator for 1.8 V core operation
Software Features
„
Hub and flash media reader/writer configuration from a single source:
External I
2 C ROM or external SPI ROM
„
If the OEM is using an external EEPROM or an external SPI ROM, the following features are
available:
- Customizable vendor ID, product ID, and device ID
- 12-hex digits maximum for the serial number string
- 28-character manufacturer ID and product strings for the flash media reader/writer