JMB321
Copyright © 2013 JMicron Inc. All rights reserved. NDA Required
Data Sheet Revision 1.1 Page 4 2013/09/02
Table of Contents
1. Overview ........................................................................................................................................................ 6
2. Compliance, Features & Application ............................................................................................................. 7
2.1 Compliance .......................................................................................................................................... 7
2.2 General ................................................................................................................................................. 7
2.3 SATA .................................................................................................................................................. 7
2.4 GPIO .................................................................................................................................................... 7
3. Functional Description ................................................................................................................................... 8
3.1 Block Diagram ..................................................................................................................................... 8
3.2 Operating Mode ................................................................................................................................... 9
3.2.1 Normal Mode ............................................................................................................................ 9
3.2.2 Test Mode .................................................................................................................................. 9
3.3 Clock .................................................................................................................................................... 9
3.4 Reset ................................................................................................................................................. 9
3.4.1 Chip Reset ................................................................................................................................. 9
3.4.2 Protocol Reset ........................................................................................................................... 9
3.5 Data Bus ............................................................................................................................................... 9
3.6 Register Bus ......................................................................................................................................... 9
3.7 Micro Processor ................................................................................................................................. 10
3.8 FIS Processor ..................................................................................................................................... 10
3.9 SATA Port .......................................................................................................................................... 10
3.10 Port Multiplier Mode ....................................................................................................................... 11
3.11 Port Selector Mode ........................................................................................................................... 12
3.12 Cascaded Port Multiplier Mode (Optional for the specific part number) ........................................ 13
3.13 LED Configuration .......................................................................................................................... 14
4. Electrical Characteristics ............................................................................................................................. 15
4.1 Absolute Maximum Rating ................................................................................................................ 15
4.2 Recommended Power Supply Operation Conditions ........................................................................ 15
4.3 Recommended External Clock Source Conditions ............................................................................ 15
4.4 Power Supply DC Characteristics ...................................................................................................... 15
4.4.1 IDLE ....................................................................................................................................... 15
4.4.2 Operating................................................................................................................................. 16
4.4.3 SUSPEND ............................................................................................................................... 16
4.5 I/O DC Characteristics ....................................................................................................................... 16
5. Pin Descriptions ........................................................................................................................................... 17
5.1 Pin List Table ..................................................................................................................................... 17