USB2244-AEZG-05 SMSC, USB2244-AEZG-05 Datasheet - Page 9

• Manufacturer Part Number: USB2244-AEZG-05
• Description: USB Interface IC Ultra Fast USB 2.0 Flash Media CTRL
• Manufacturer: SMSC

Specifications of USB2244-AEZG-05

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Ultra Fast USB 2.0 Multi-Format, SD/MMC, and MS Flash Media Controllers
Datasheet
SMSC USB224x
VDD18PLL
24 MHz
Crystal
Host
USB
VDD18
3.3 V
3.3 V
USB2242 / USB2242i
Generation and
1.8 V Reg
1.8 V Reg
PHY
Control
PLL
Clock
10 KB
64 KB
RAM
ROM
CTL
SIE
ADDR
MAP
INTFC
BUS
Figure 3.2 USB2242/42i Block Diagram
XDATA BRIDGE
+ BUS ARBITER
PROCESSOR
8051
DATASHEET
Program Memory I/O Bus
INTFC
INTFC
BUS
AUTO_CBW
BUS
9
PROC
FMDU
CTL
EP0 RX
EP1 RX
EP1 TX
EP2 RX
EP2 TX
EP0 TX
RAM
SFR
RAM
FMI
PWR_FET1
total
GPIOs
4K
MS
7 pins
Revision 2.0 (10-14-09)
GPIO10 / CRD_PWR
Interface
Media