Datasheet Microchip USB2642-I/ML — Даташит

USB2642
USB 2.0 Hub and Flash Media Card Controller Combo General Description Features The USB2642 is a USB 2.0 compliant, hi-speed hub
and card reader combo solution. This fully-integrated,
single chip solution provides USB expansion and flash
media reader/writer integration. The Microchip
USB2642 provides an ultra fast interface between a
USB host and today’s popular flash media formats. The
controller allows read/write capability to flash media
including the following: Single-chip USB 2.0 hub controller with 2
exposed hi-speed downstream ports The dedicated flash media reader is internally
attached to a 3rd downstream port of the hub as a
USB compound device Hub and flash media reader/writer configuration
from a single source:
-Configures internal code using an external
SPI ROM
-Supports execution of external code from SPI
Flash EEPROM
-Supports custom vendor, product, and language ID when using an external EEPROM Supports full power management with individual
or ganged power control of each downstream port Transaction Translator (TT) in the hub supports
operation of FS and LS peripherals Single 24 MHz crystal support Control of peripheral I2C devices by USB host. Supports internally or externally regulated 1.8 V
core voltage operation Supports storage addressability of up to 2TB RoHS compliant package
-USB2642: 48-pin (7x7 mmВІ) QFN Temperature ranges:
-Commercial Range (0 ВєC to +70 ВєC) …