GL827L
USB 2.0 Single Slot SD/MMC/MS
Card Reader Controller
Datasheet
Revision 1.04
Nov. 5, 2009
Genesys Logic, Inc.
GL827L Datasheet
©2009 Genesys Logic, Inc. - All rights reserved. Page 2
Copyright:
Copyright © 2009 Genesys Logic, Inc. All rights reserved. No part of the materials shall be reproduced in any
form or by any means without prior written consent of Genesys Logic, Inc.
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Genesys Logic, Inc. owns and retains of its right, title and interest in and to all materials provided herein.
Genesys Logic, Inc. reserves all rights, including, but not limited to, all patent rights, trademarks, copyrights and
any other propriety rights. No license is granted hereunder.
Disclaimer
All Materials are provided “as is”. Genesys Logic, Inc. makes no warranties, express, implied or otherwise,
regarding their accuracy, merchantability, fitness for any particular purpose, and non-infringement of intellectual
property. In no event shall Genesys Logic, Inc. be liable for any damages, including, without limitation, any
direct, indirect, consequential, or incidental damages. The materials may contain errors or omissions. Genesys
Logic, Inc. may make changes to the materials or to the products described herein at anytime without notice.
GL827L Datasheet
©2009 Genesys Logic, Inc. - All rights reserved. Page 3
Revision History
Revision Date Description
1.00 11/06/2007
First formal release
1.01 12/14/2007
Add QFN 24 package, p.9, p.18
Update absolute maximum rating and DC characteristics, p.14
1.02 07/11/2008
Remove Ambient Temperature in Table 6.1, p.14
Update QFN 24 package, p.18, p.19
1.03 10/17/2008
Add QFN 24 package (B), p.10, p.11
1.04 11/05/2009
Add “Compatible with SDXC…”, p.7
GL827L Datasheet
©2009 Genesys Logic, Inc. - All rights reserved. Page 4
Table of Contents
CHAPTER 1 GENERAL DESCRIPTION......................................................................... 6
CHAPTER 2 FEATURES .................................................................................................... 7
CHAPTER 3 PIN ASSIGNMENT....................................................................................... 8
3.1 Pinout.............................................................................................................................. 8
3.2 Pin Descriptions ........................................................................................................... 11
CHAPTER 4 BLOCK DIAGRAM.................................................................................... 13
CHAPTER 5 FUNCTION DESCRIPTION ..................................................................... 14
5.1 UTM.............................................................................................................................. 14
5.2 SIE................................................................................................................................. 14
5.3 EPFIFO ........................................................................................................................ 14
5.4 MHE.............................................................................................................................. 14
CHAPTER 6 ELECTRICAL CHARACTERISTICS..................................................... 15
6.1 Absolute Maximum Ratings ....................................................................................... 15
6.2 Operating Conditions.................................................................................................. 15
6.3 DC Characteristics ...................................................................................................... 15
6.4 5V to 3.3V Regulator Characteristics........................................................................ 16
6.5 PMOS Characteristics................................................................................................. 16
6.6 AC Characteristics ...................................................................................................... 17
6.6.1 UTMI Transceiver ............................................................................................... 17
6.6.2 Reset Timing......................................................................................................... 17
CHAPTER 7 PACKAGE DIMENSION........................................................................... 18
CHAPTER 8 ORDERING INFORMATION................................................................... 21
GL827L Datasheet
©2009 Genesys Logic, Inc. - All rights reserved. Page 5
List of Figures
Figure 3.1 - 28 Pin SSOP Pinout Diagram ............................................................................. 8
Figure 3.2 - (A) 24 Pin QFN Pinout Diagram ........................................................................ 9
Figure 3.3 - (B) 24 Pin QFN Pinout Diagram ...................................................................... 10
Figure 4.1 - Block Diagram ................................................................................................... 13
Figure 6.1 - 5V to 3.3V Regulator Architecture .................................................................. 16
Figure 6.2 - Embedded PMOS Switch Architecture........................................................... 16
Figure 6.3 - Timing Diagram of Reset Width ...................................................................... 17
Figure 6.4 - Timing Diagram of Power Good to USB Command Receive Ready ............ 17
Figure 7.1 - GL827L 28 Pin SSOP Package......................................................................... 18
Figure 7.2 - GL827L 24 Pin QFN Package (For 827L-01 and 827L-02 version only) ..... 19
Figure 7.3 - GL827L 24 Pin QFN Package (For 827L-03 and later version).................... 20
List of Tables
Table 3.3 - Pin Descriptions................................................................................................... 11
Table 6.1 - Absolute Maximum Ratings............................................................................... 15
Table 6.2 - Operating Conditions.......................................................................................... 15
Table 6.3 - DC Characteristics .............................................................................................. 15
Table 6.4 - Regulator Output Current ................................................................................. 16
Table 6.5 - PMOS I-V table ................................................................................................... 16
Table 8.1 - Ordering Information......................................................................................... 21
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