USB224x Ultra Fast USB 2.0 Multi-Format, SD/MMC, and MS Flash Media Controllers PRODUCT FEATURES Data Brief General Description The SMSC USB224x is a USB 2.0 compliant, Hi-Speed bulk only1 mass storage class peripheral controller intended for reading and writing to popular flash media from the xDPicture CardTM (xD)2, Memory Stick(R) (MS), Secure Digital (SD), and MultiMediaCardTM (MMC) families. The SMSC USB224x is a fully integrated, single chip solution capable of ultra high performance operation. Average sustained transfer rates exceeding 35 MB/s are possible if the media and host can support those rates. The USB2244/44i includes provisions to read/write secure media formats. General Features -- Targeted for applications in which single or "combo" media sockets are used Hardware-controlled data flow architecture for all selfmapped media Pipelined hardware support for access to non-selfmapped media Order number with "i" denote the products that support the industrial temperature range of -40C to 85C Support included for secure media format on a licensed, customized basis 8051 8-bit microprocessor -- 60 MHz - single cycle execution -- 64 KB ROM | 14 KB RAM Supports a single external 3.3 V supply source; internal regulators provide 1.8 V internal core voltage for additional bill of materials and power savings Optimized pinout improves signal routing which eases implementation for improved signal integrity Flash Media Specification Compliance Secure Digital 2.0 -- HS-SD, SDHC -- TransFlashTM and reduced form factor media MultiMediaCard 4.2 Memory Stick Formats -- 1/4/8-bit MMC -- MS 1.43, Pro 1.02, Duo 1.10 -- Pro-HG Duo 1.01 - MS, MS Duo, HS-MS, MS Pro-HG, MS Pro Single chip flash media controller with SDIO and MMC Streaming Mode support Extended configuration options xD-Picture Card 1.2 Customizable vendor specific data Optimized for low latency interrupt handling Reduced memory footprint Applications -- xD player mode operation -- Socket switch polarities, etc. On board 24 MHz crystal driver circuit Optional external 24 MHz clock input3 Internal card power FET -- 200 mA -- "Fold-back" short circuit protection -- USB2240/40i/41/4i: multiplexed interface for use with "combo" card sockets -- USB2242/42i: MS flash media reader/writer -- USB2244/44i: SD/MMC flash media reader/writer Hardware Features Software Features -- USB2244/44i: SD Secure -- USB2242/42i: Sony MagicGateTM -- Up to 8 GPIOs for special function use -- One GPIO with up to 200 mA drive Low pin count 36-pin QFN (6x6 mm) lead-free RoHS compliant package USB2240/40i/41/41i GPIO configuration and polarity Flash media card reader/writers Desktop and mobile PCs Printers Consumer A/V and media players/viewers Compatible with - Microsoft(R) VistaTM and Vista ReadyBoostTM - Windows(R) XP, ME, 2K SP4 - Apple Mac OSx(R) - Linux Mass Storage Class Drivers Media Activity LED 1.Bulk only is not applicable to USB2240/40i/41/41i. 2.xD-Picture Card is not applicable to USB2241/41i. 3.Only applicable to USB2240/40i/41/41i. SMSC USB224x Revision 2.1 (02-07-13) PRODUCT PREVIEW Ultra Fast USB 2.0 Multi-Format, SD/MMC, and MS Flash Media Controllers Order Numbers: LEAD-FREE ROHS COMPLIANT PACKAGE TYPE / SIZE SD/MMC xD MS/ MS PRO/ MS PRO-HG USB2240-AEZG-XX 0C to 70C USB2240i-AEZG-XX -40C to 85C USB2241-AEZG-XX 0C to 70C -40C to 85C 0C to 70C -40C to 85C ORDER NUMBERS USB2241i-AEZG-XX 36 QFN USB2242-AEZG-XX 6 x 6 x 0.5 mm USB2242i-AEZG-XX OPERATING TEMPERATURE USB2244-AEZG-XX 0C to 70C USB2244i-AEZG-XX -40C to 85C "XX" in the order number indicates the internal ROM firmware revision level. Please contact your SMSC sales representative for more information. This product meets the halogen maximum concentration values per IEC61249-2-21 For RoHS compliance and environmental information, please visit www.smsc.com/rohs Copyright (c) 2013 SMSC or its subsidiaries. All rights reserved. Circuit diagrams and other information relating to SMSC products are included as a means of illustrating typical applications. 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Revision 2.1 (02-07-13) 2 PRODUCT PREVIEW SMSC USB224x Ultra Fast USB 2.0 Multi-Format, SD/MMC, and MS Flash Media Controllers Overview The SMSC USB224x is a flash media card reader solution fully compliant with the USB 2.0 specification. All required resistors on the USB ports are integrated into the device. This includes all series termination resistors on D+ and D- pins and all required pull-down and pull-up resistors. The over-current sense inputs for the downstream facing ports have internal pull-up resistors. Hardware Features Single chip flash media controller in low pin count 36-pin QFN, lead-free RoHS compliant package Commercial temperature products support 0C to +70C: USB2240/41, USB2242 and USB2244 Industrial temperature products support -40C to +85C: USB2240i/41i, USB2242i and USB2244i Up to 8 GPIOs -- Configuration and polarity for special function use such as LED indicators, button inputs, and power control to memory devices -- The number of actual GPIOs depends on the implementation configuration used One GPIO available with up to 200 mA drive and "fold-back" short circuit protection 8051 8-bit microprocessor -- 60 MHz - single cycle execution -- 64 KB ROM |14 KB RAM Supports a single external 3.3 V supply source; internal regulators provide 1.8 V internal core voltage for additional bill of materials and power savings Compliance with the following flash media card specifications: Secure Digital 2.0 -- HS-SD and SDHC -- TransFlashTM and reduced form factor media MultiMediaCard 4.2 -- 1/4/8 bit MMC Memory Stick 1.43 Memory Stick Pro Format 1.02 Memory Stick Pro-HG Duo Format 1.01 -- Memory Stick, MS Duo, HS-MS, MS Pro-HG, MS Pro Memory Stick Duo 1.10 xD-Picture Card 1.2 Software Features SMSC USB224x If the OEM is using an external EEPROM, the following features are available: -- Customizable vendor, product, language, and device ID's -- 12-hex digits maximum for the serial number string -- 28-character manufacturer ID and product strings for the flash media reader/writer -- LED blink interval or duration 3 PRODUCT PREVIEW Revision 2.1 (02-07-13) Ultra Fast USB 2.0 Multi-Format, SD/MMC, and MS Flash Media Controllers Block Diagrams USB2240 / 40i USB2241 / 41i* USB Host SIE CTL PHY AUTO_CBW PROC BUS INTFC BUS FMDU INTFC CTL SD/ MMC FMI Multiplexed Interface MS xD* 3.3 V EP0 TX EP0 RX 1.8 V Reg BUS INTFC VDD18 RAM 4K total EP1 RX EP1 TX EP2 RX EP2 TX 24 MHz Crystal PLL XDATA BRIDGE + BUS ARBITER VDD18PLL 3.3 V 1.8 V Reg PWR_FET1 GPIOs RAM 10 KB ROM 64 KB ADDR MAP GPIO10 / CRD_PWR 8 pins Program Memory I/O Bus Clock Generation and Control SFR RAM 8051 PROCESSOR NOTE: xD-Picture Card is not applicable to USB2241/41i. Figure 1 USB2240/40i/41/41i Block Diagram Revision 2.1 (02-07-13) 4 PRODUCT PREVIEW SMSC USB224x Ultra Fast USB 2.0 Multi-Format, SD/MMC, and MS Flash Media Controllers USB2242 / USB2242i USB Host SIE CTL PHY AUTO_CBW PROC BUS INTFC BUS FMDU INTFC CTL FMI Media Interface MS 3.3 V EP0 TX EP0 RX 1.8 V Reg BUS INTFC VDD18 RAM 4K total EP1 RX EP1 TX EP2 RX EP2 TX 24 MHz Crystal PLL XDATA BRIDGE + BUS ARBITER VDD18PLL 3.3 V 1.8 V Reg PWR_FET1 GPIOs RAM 10 KB ROM 64 KB ADDR MAP GPIO10 / CRD_PWR 7 pins Program Memory I/O Bus Clock Generation and Control SFR RAM 8051 PROCESSOR Figure 2 USB2242/42i Block Diagram SMSC USB224x 5 PRODUCT PREVIEW Revision 2.1 (02-07-13) Ultra Fast USB 2.0 Multi-Format, SD/MMC, and MS Flash Media Controllers USB2244 / USB2244i USB Host SIE CTL PHY AUTO_CBW PROC BUS INTFC BUS FMDU INTFC CTL FMI SD/ MMC Media Interface 3.3 V EP0 TX EP0 RX 1.8 V Reg BUS INTFC VDD18 RAM 4K total EP1 RX EP1 TX EP2 RX EP2 TX 24 MHz Crystal PLL XDATA BRIDGE + BUS ARBITER VDD18PLL 3.3 V 1.8 V Reg PWR_FET1 GPIOs RAM 10 KB ROM 64 KB ADDR MAP GPIO10 / CRD_PWR 7 pins Program Memory I/O Bus Clock Generation and Control SFR RAM 8051 PROCESSOR Figure 3 USB2244/44i Block Diagram Revision 2.1 (02-07-13) 6 PRODUCT PREVIEW SMSC USB224x Ultra Fast USB 2.0 Multi-Format, SD/MMC, and MS Flash Media Controllers Package Outline Figure 4 USB224x 36-QFN, 6x6 mm Body, 0.5 mm Pitch Table 1 Package Parameters SYMBOL MIN NOMINAL MAX NOTE REMARKS A A1 A2 A3 D/E D1/E1 D2/E2 L b e 0.80 0 0.60 ~ 0.02 ~ 0.20 REF 6.00 ~ 4.10 0.60 0.25 0.50 BSC 1.00 0.05 0.80 2 2 - Overall Package Height Standoff Mold Thickness Leadframe Thickness X/Y Overall Body Size X/Y Mold Cap Size X/Y Exposed Pad Size Terminal Length Terminal Width Terminal Pitch 5.85 5.55 4.00 0.50 0.18 6.15 5.95 4.20 0.75 0.30 Note 1 All dimensions are in millimeters. Note 2 Position tolerance of each terminal and exposed pad is 0.05 mm at maximum material condition. SMSC USB224x 7 PRODUCT PREVIEW Revision 2.1 (02-07-13) Ultra Fast USB 2.0 Multi-Format, SD/MMC, and MS Flash Media Controllers Note 3 Dimension "b" applies to plated terminals and is measured between 0.15 mm and 0.30 mm from the terminal tip. Note 4 Details of terminal #1 identifier are optional but must be located within the area indicated. Note 5 Coplanarity zone applies to exposed pad and terminals. Figure 5 Additional Package Information and Notes Revision 2.1 (02-07-13) 8 PRODUCT PREVIEW SMSC USB224x