EVB-USB2240-IND SMSC, EVB-USB2240-IND Datasheet - Page 5
![EVALUATION BOARD USB2241-AEZG](/photos/9/3/90399/evb-usb2240-ind_sml.jpg)
EVB-USB2240-IND
Manufacturer Part Number
EVB-USB2240-IND
Description
EVALUATION BOARD USB2241-AEZG
Manufacturer
SMSC
Specifications of EVB-USB2240-IND
Main Purpose
Memory, SD/MMC
Embedded
No
Utilized Ic / Part
USB2241
Primary Attributes
Read and Write to Over 22 Flash Media Formats from xD, MS, SD, and MMC
Secondary Attributes
Socket for External EEPROM Expansion, USB Power with 3.3 V Regulator
Interface Type
USB
Product
Interface Modules
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With/related Products
USB2240
Other names
638-1078
Ultra Fast USB 2.0 Multi-Format, SD/MMC, and MS Flash Media Controllers
Datasheet
List of Figures
Figure 3.1 USB2240/40i/41/41i Block Diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Figure 3.2 USB2242/42i Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Figure 3.3 USB2244/44i Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Figure 4.1 USB2240/USB2240i 36-Pin QFN Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Figure 4.2 USB2241/USB2241i 36-Pin QFN Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Figure 4.3 USB2242/USB2242i 36-Pin QFN Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Figure 4.4 USB2244/USB2244i 36-Pin QFN Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Figure 7.1 RESET_N Timing for EEPROM Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Figure 8.1 Pin Reset States . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Figure 9.1 Supply Rise Time Model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Figure 10.1 Typical Crystal Circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Figure 10.2 Capacitance Formulas . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Figure 10.3 Ceramic Resonator Usage with SMSC IC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Figure 12.1 USB224x 36-QFN, 6x6 mm Body, 0.5 mm Pitch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Figure 12.2 Additional Package Information and Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
SMSC USB224x
5
Revision 2.0 (10-14-09)
DATASHEET