CM220 C-Media Electronics, Inc., CM220 Datasheet

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... Updateable USB2.0 Card Reader Controller TEL: 886-2-8773-1100 FAX: 886-2-8773-2211 6F, 100, Sec. 4, Civil Boulevard, Taipei, Taiwan 106, R.O.C. For detailed product information, please contact Date: 5/13/2005 Version: 1.4 Updateable USB2.0 Card Reader Controller CM220 Datasheet Version 1.4 C-MEDIA ELECTRONICS INC. CM220 sales@cmedia.com.tw ...

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... PERMISSION IN WRITING FROM THE C-MEDIA ELECTRONICS, INC. Third-party brands and names are the property of their respective owners. Copyright 2004-2005 © C-Media Electronics Inc. *C-Media reserves the right to modify the specifications without Date: 8/2/2005 Updateable USB2.0 Card Reader Controller NOTICES STORAGE AND RETRIEVAL - 2 - CM220 SYSTEMS, WITHOUT notice. Version: 1.4 ...

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... Overview The CM220 is a USB 2.0 High-speed controller IC compatible with the widest possible range of media card types in the market. The CM220 is also updateable in the field via a simple host driver update to enable compatibility with future media card types. The CM220 supports high speed USB 2.0 data transfer to and from media cards, but is fully backwards compatible with system configurations supporting USB 1 ...

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... Windows” logo certified driver with Windows Update option. USB IF logo qualified xD-Picture certified MS-logo certified CM220L (QFP 100) or CM220F (LQFP 128) are both available Small footprint for CM220S (LQFP 48) which can be used in notebook or size-sensitive systems Date: 8/2/2005 Updateable USB2.0 Card Reader Controller - 4 - CM220 Version: 1 ...

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... BLOCK DIAGRAM Date: 8/2/2005 Updateable USB2.0 Card Reader Controller Figure 2：Block Diagram of CM220 - 5 - CM220 Version: 1.4 ...

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... C to +70 C DVdd =3.3V, AVdd = 3. +70 C DVdd =3.3V, AVdd = 3. +70 C DVdd =3.3V, AVdd = 3.3V CM220L QFP 100 No No Yes (4 bit mode, Ver4.1) Yes (SD Ver1.1) Yes (SD Ver1.1) No x2, x1 LED Yes Yes All SD/MMC/MS/MS-Pro Version: 1.4 CM220 CM220S LQFP LED Yes Yes ...

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... CF card select 0 DO, CF card select 1 DO, CF card read enable, low active DO, CF card write enable, low active DO, CF card reset, low active DO, CF card address bus DO, CF card address bus DO, CF card address bus DIO card data bus - 7 - CM220 Version: 1.4 ...

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... Analog ground Connects external register (1.5K+- 1.5%) to analog 3.3V USB 1.1 data in data negative pin terminal USB 1.1 data in data positive pin terminal Analog power pin. Connected to 3.3V power Analog power pin. Connected to 3.3V power Analog ground PHY power in for analog. Connected to 3.3V Digital Ground pin - 8 - CM220 Version: 1.4 ...

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... DIO card data bus DIO card data bus DIO card data bus DIO card data bus DO MS Bus State Output DI Card detect pin, low active DO MS Card power control, low active Digital Ground pin - 9 - CM220 Version: 1.4 ...

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... XD/SM card data bus DIO, PD XD/SM card data bus DIO, PD XD/SM card data bus DIO, PD XD/SM card data bus Digital power. Connected to 3.3 V Digital Ground pin Digital Ground pin DO SM Card power control, low active DO SM Card access indicator Led, High active DI 0: 500mA 1: 100mA - 10 - CM220 Version: 1.4 ...

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... MIN TYP MAX UNITS VCC=3.3V 2.2 2.5 VCC=3.3V LVTTL 2.0 0.8 1.1 LVTTL 1 16mA ∣ ∣ 16mA 2.4 ∣ ∣ OH PU=high,PD=low 40 75 PU=low,PD=high 40 75 Vin=VCC3I or 0 -10 ± CM220 UNITS ℃ UNITS ℃ 2.7 V 150 mA 0 2 190 KΩ 190 KΩ 10 µA Version: 1.4 ...

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... I Tri-state Out Leakage Current OZ I Operating current OP I Standby current STBY Date: 8/2/2005 Updateable USB2.0 Card Reader Controller -10 ± 250 - 12 - CM220 µA mA µA Version: 1.4 ...

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... MECHANICAL DIMENSIONS Outline of Dimensions Dimensions shown in inches and mm 128 Pin LQFP for CM220F Date: 8/2/2005 Updateable USB2.0 Card Reader Controller - 13 - CM220 Version: 1.4 ...

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... Figure 6-1：Mechanical Dimension of CM220F (LQFP128) Date: 8/2/2005 Updateable USB2.0 Card Reader Controller - 14 - CM220 Version: 1.4 ...

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... Pin QFP for CM220L Date: 8/2/2005 Updateable USB2.0 Card Reader Controller - 15 - CM220 Version: 1.4 ...

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... Figure 6-2：Mechanical Dimension of CM220L (QFP100) Date: 8/2/2005 Updateable USB2.0 Card Reader Controller - 16 - CM220 Version: 1.4 ...

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... Pin LQFP for CM220S Date: 8/2/2005 Updateable USB2.0 Card Reader Controller - 17 - CM220 Version: 1.4 ...

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... Figure 6-3：Mechanical Dimension of CM220S (LQFP48) Date: 8/2/2005 Updateable USB2.0 Card Reader Controller - 18 - CM220 Version: 1.4 ...

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... Version 1.00 1 2004.9.23 Version 1.02 2004.11.11 Version 1.03 Pin Modification 2005.3.8 Version 1.2 Add CM220S LQFP 64 2005.5.13 Version 1.3 Modify wording 2005.8.1 Version 1.4 Shrink CM220S Pin Count to LQFP 48 C-MEDIA ELECTRONICS INC. 6F., 100, Sec. 4, Civil Boulevard, Taipei, Taiwan 106 R.O.C. TEL:886-2-8773-1100 FAX:886-2-8773-2211 E-mail：sales@cmedia.com.tw URL：http://www.cmedia.com.tw Date: 8/2/2005 Updateable USB2 ...