USB2250 SMSC Corporation, USB2250 Datasheet - Page 7

• Manufacturer Part Number: USB2250
• Description: Ultra Fast USB 2.0 Multi-Format Flash Media Controller
• Manufacturer: SMSC Corporation

Ultra Fast USB 2.0 Multi-Format Flash Media Controller
Datasheet
Chapter 2 Block Diagram
SMSC USB2250/51/59
USB
Host
Generation and
PHY
Control
Clock
*ROM is not available in USB2259
64KB*
10KB
ROM
RAM
CTL
SIE
ADDR
MAP
INTFC
BUS
Figure 2.1 USB2250/2251 Block Diagram
XDATA BRIDGE
+ BUS ARBITER
PROCESSOR
8051
DATASHEET
Program Memory I/O Bus
INTFC
7
INTFC
BUS
BUS
AUTO_
PROC
CBW
FMDU
CTL
EP0 RX
EP1 RX
EP1 TX
EP2 RX
EP2 TX
EP0 TX
RAM
RAM
SFR
FMI
total
4K
GPIO (16)
PWR_FET0
PWR_FET1
PWR_FET2
PWR_FET3
MMC
GPIOs
MS
SM
SD/
CF/
Revision 2.6 (05-08-08)
11 pins
GPIO8/CARD_PWR0
GPIO11/CARD_PWR3
GPIO9/CARD_PWR1
GPIO10/CARD_PWR2