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SMSC USB2242, USB2242i List of Figures

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Ultra Fast USB 2.0 Memory Stick Flash Media Controller

Datasheet

List of Figures

Figure 2.1 USB2242/USB2242i Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Figure 4.1 USB2242/USB2242i 36 Pin QFN Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Figure 6.1 Pin Reset States . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 Figure 6.2 Legend for Pin Reset States Table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 Figure 7.1 Supply Rise Time Model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 Figure 8.1 Typical Crystal Circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 Figure 8.2 Formula to Find Value of C1 and C2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 Figure 9.1 USB2242/USB2242i 36-QFN, 6x6mm Body, 0.5mm Pitch . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Revision 1.0 (05-27-08)

4

SMSC USB2242/USB2242i

DATASHEET

Contents
USB2242/USB2242I Ultra Fast USB 2.0 Memory Stick Flash Media Controller Page Table of Contents List of Figures List of Tables Chapter 1 Acronyms Chapter 2 Block Diagram Chapter 3 Pin Table 3.136-PinPackage Chapter 4 Pin Configuration Chapter 5 Pin Descriptions 5.1Pin Descriptions Page Page 5.2Buffer Type Descriptions Chapter 6 Pin Reset State Table 6.136-PinReset States Chapter 7 DC Parameters 7.1Maximum Guaranteed Ratings 7.2Recommended Operating Conditions 7.3DC Electrical Characteristics Page 7.4Capacitance Chapter 8 AC Specifications 8.1Oscillator/Clock (C1 + CS1) x (C2 + CS2) = CL (C1 + CS1 + C2 + CS2) Chapter 9 Package Outline Chapter 10 GPIO Usage