USB2244 Standard Microsystems Corp., USB2244 Datasheet - Page 9

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USB2244

Manufacturer Part Number
USB2244
Description
Usb2244/usb2244i Ultra Fast Usb 2.0 Sd/mmc Flash Media Controller
Manufacturer
Standard Microsystems Corp.
Datasheet

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Ultra Fast USB 2.0 SD/MMC Flash Media Controller
Datasheet
Chapter 4 Pin Configuration
SMSC USB2244/USB2244i
GPIO7 / TXD / SCK
XTAL1 (CLKIN)
VDD18PLL
VDDA33
SD _WP
XTAL2
RBIAS
GPIO4
TEST
Figure 4.1 USB2244/USB2244i 36 Pin QFN Diagram
28
29
30
31
32
33
34
35
36
Indicates pins on the bottom of the device.
(must be connected to VSS)
(Top View QFN-36)
USB2244/2244i
DATASHEET
Thermal Slug
SMSC
9
18
17
16
15
14
13
12
11
10
nRESET
NC
NC
NC
VDD18
NC
SD_CMD
SD_D5
VDD33
Revision 1.0 (05-27-08)

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