Data Book
AU6386
USB2.0 Flash Disk Controller
Technical Reference Manual
Product Specification
Official Release
Revision 1.04
Public
Oct 2005
Data Sheet Status
This data sheet contains target or goal specifications for
Objective specification
product development.
This
Preliminary specification
data
sheet
contains
preliminary
data;
supplementary data may be published later.
Product specification
This data sheet contains final product specifications.
Revision History
Date
Revision
Apr 2005
1.02W/A31, A32
Oct 2005
1.04W
Description
Removed the schematics.
Please contact our sales if you need it.
To modify “5.2 Recommended Operating
Conditions”
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AU6386 USB2.0 Flash Disk Controller V1.04W
Official Release_ Public
Copyright Notice
Copyright 1997 - 2005
Alcor Micro Corp.
All Rights Reserved.
Trademark Acknowledgements
The company and product names mentioned in this document may be the trademarks or
registered trademarks of their manufacturers.
Disclaimer
Alcor Micro Corp. reserves the right to change this product without prior notice.
Alcor Micro Corp. makes no warranty for the use of its products and bears no responsibility for
any error that appear in this document. Specifications are subject to change without prior
notice.
Contact Information:
Web site: http://www.alcormicro.com/
Taiwan
Alcor Micro Corp.
4F, No 200 Kang Chien Rd., Nei Hu,
Taipei, Taiwan, R.O.C.
Phone: 886-2-8751-1984
Fax: 886-2-2659-7723
Santa Clara Office
2901 Tasman Drive, Suite 206
Santa Clara, CA 95054
USA
Phone: (408) 845-9300
Fax: (408) 845-9086
Los Angeles Office
9070 Rancho Park Court
Rancho Cucamonga, CA.91730
USA
Phone: (909) 483-9900
Fax: (909) 944-0464
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AU6386 USB2.0 Flash Disk Controller V1.04W
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Table of Contents
1 Introduction……………………………………………………………..
6
1.1 Description……………………………………………………………………………..
6
1.2 Features………………………………………………………………………………….
6
2 Application Block Diagram………………………………………….
7
3 Pin Assignment…………………………………………………………
8
4 System Architecture and Reference Design………………….. 11
4.1 AU6386 Block Diagram…………………………………………………………. 11
5 Electrical Characteristics…………………………………………… 12
5.1 Absolute Maximum Ratings………………………………………………….. 12
5.2 Recommended Operating Conditions……………………………………
12
5.3 General DC Characteristics…………………………………………………… 12
5.4 DC Electrical Characteristics for 5 volts operation………………
13
5.5 USB Transceiver Characteristics…………………………………………… 13
6 Mechanical Information……………………………………………… 17
7 Abbreviations…………..………………………………………………. 18
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AU6386 USB2.0 Flash Disk Controller V1.04W
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List of Figures
2.1 Block Diagram…………………………………………………………………………………..
7
3.1 Pin Assignment Diagram…………………………………………………………………..
8
4.1 AU6386 Block diagram……………………………………………………………………… 11
6.1 Mechanical Information Diagram…………………………………………………….. 17
List of Tables
3.1 Pin Descriptions…………………………………………………………………………….
9
5.1 Absolute Maximum Ratings………………………………………………………….
12
5.2 Recommended Operating Conditions…………………………………………..
12
5.3 General DC Characteristics…………………………………………………………..
12
5.4 DC Electrical Characteristics of 3.3V I/O Cells……………………………
13
5.5 Electrical characteristics…………………………………………..…………………….. 13
5.6 Static characteristic：Digital Pin …………………………………………………..
14
5.7 Static characteristic：Analog I/O pins（DP/DM）…………………………
14
5.8 Dynamic characteristic：Analog I/O pins（DP/DM）……………………
15
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AU6386 USB2.0 Flash Disk Controller V1.04W
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1.0. Introduction
1.1.
Description
AU6386 is a highly integrated single chip for USB2.0 flash disk controller. It can be
used as a removable storage disk in enormous data exchange application between
USB enabled PC and NAND type flash memory. Not only it can be used as a
removable storage disk in Windows PC, Apple Macintosh, Notebook and Linux/Unix
workstation, it also can be configured as bootable disk for system reparation.
AU6386 is an outstanding USB storage device controller; it provides a new
innovative feature – Autorun. It will automatically execute the customized images
file to illustrate company logo or branding image. Besides, It will be able to allow
OEM or manufacturer to change its private label icon and modify arbitrarily label
name in order to demonstrate its unique design and make end-user easily to
distinguish a removable storage disk from other disks in the computer.
Alcor Micro provides a smart application – iRun handy tool for AU6386 to manage
USB storage device. The iRun supplies the features as show device status instantly,
disk partition management, password protection, software write protection. These
unique features give hardware device maker and software vendor tremendous
opportunity to develop user-friendly appliance and application.
1.2.
Features
Support USB v2.0 specification and USB Device Class Definition for Mass
Storage, Bulk-Transport v1.0
Work with default driver from Windows ME, Windows 2000, Windows XP, Mac
9.2, Mac OS X and vendor driver from Alcor for Windows 98S
Multiple FIFO implementation for concurrent bus operation
48-pin package supports up to 4 pieces of single die NAND Flash memory
chip.
LED for bus activity monitoring
Runs at 30MHz, built-in 480 MHz PLL
Built-in 3.3V to 2.5V regulator
Built-in power on reset circuit
Both support hardware and software write protection
Support AutoRun feature.
AutoRun feature can be supported on Windows ME, Windows 2000,
Windows XP and Windows 98 system.
Support smart application – iRun handy tool
Support password protection for access security
Support partition and lock disk function.
Support software write protection function
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AU6386 USB2.0 Flash Disk Controller V1.04W
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2.0. Application Block Diagram
Following is the application diagram of a typical flash disk product with AU6386. By
connecting the flash disk to a desktop or notebook PC through USB bus, AU6386 is
implemented as a bus-powered, high speed USB disk, which can be used as a bridge
for data transfer between Desktop PC and Notebook PC.
2.1 Block Diagram
Figure 2.1 Block Diagram
PC w ith USB H ost C ontroller
PC w ith U SB H ost C ontroller
N otebook w ith U SB H ost C ontroller
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3.0. Pin Assignment
The AU6386 is packed in 48pin-LQFP-form factor. The following figure shows signal
name for each pin and the table in the following page describes each pin in detail
Figure 3.1 Pin Assignment Diagram
FMENABN3
NC
NC
NC
FMENABN1
PWRLED
NC
FMRBN
FMDATA0
FMDATA1
FMDATA2
FMDATA3
NC
48
47
46
45
44
43
42
41
40
39
38
37
1
36
FMDATA4
NC
2
35
FMDATA5
NC
3
34
FMDATA6
RPU
4
33
AVDD
5
32
FMENABN2
NC
6
31
GND
DP
7
30
VDD
NC
8
29
GPI3
DM
9
28
FMWRN
AVSS
10
27
FMALE
RREF
11
26
FMCLE
PVDD
12
25
NC
ALCOR MICRO
AU6386
48PIN LQFP
13
14
15
16
17
18
19
20
21
22
23
24
FMDATA7
X_IN
X_OUT
PVSS
VDD25V
VDD33C
VDDH
VSSH
OPLED
NC
FTSEL
FMRDN
FMENABN0
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AU6386 USB2.0 Flash Disk Controller V1.04W
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Table 3.1 Pin Descriptions
Pin #
Pin Name
I/O
Description
1
NC
2
NC
3
NC
4
RPU
I
Connected with an 1.5k pull up resistor to 3.3V VDD
5
AVDD
I
3.3V Power Supply Input
6
NC
7
DP
8
NC
9
DM
I/O
DP
I/O
DM
10
AVSS
GND
11
RREF
I
Connected to 1k resistor to analog ground
12
PVDD
I
3.3V Power Supply Input for Pad
13
X_IN
I
12 MHz crystal input.
14
X_OUT
O
12 MHz crystal output.
15
PVSS
16
VDD25V
O
2.5V voltage out for core
17
VDD33C
O
3.3V voltage out for flash
18
VDDH
I
3.3V Power Supply for IO
19
VSSH
GND
20
OPLED
O
21
NC
O
22
FTSEL
I
Pull low for supporting MLC flash
23
FMRDN
O
FLASH MEMORY Read Enable
24
FMENABN0
O
Flash Memory #0 Enable
25
NC
26
FMCLE
O
Flash Memory Command Latch Enable
27
FMALE
O
Flash Memory Address Latch Enable
28
FMWRN
O
Flash Memory Write Enable
29
GPI3
I
30
VDD
I
GND
Analog Ground
Pad Ground
IO Ground
LED for bus activity monitoring
Hardware Write Protect
("0": Hardware Write Protect; "1": Normal)
Core Power 2.5V
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AU6386 USB2.0 Flash Disk Controller V1.04W
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Pin #
Pin Name
I/O
31
GND
GND
32
FMENABN2
33
FMDATA7
I/O
Flash Memory Data [7]
34
FMDATA6
I/O
Flash Memory Data [6]
35
FMDATA5
I/O
Flash Memory Data [5]
36
FMDATA4
I/O
Flash Memory Data [4]
37
FMDATA3
I/O
Flash Memory Data [3]
38
FMDATA2
I/O
Flash Memory Data [2]
39
FMDATA1
I/O
Flash Memory Data [1]
40
FMDATA0
I/O
Flash Memory Data [0]
41
FMRBN
42
NC
43
O
Description
GND
Flash Memory #2 Enable
I
Flash Memory Ready and Busy Signal
PWRLED
O
LED for device power, Off when in suspend mode
44
FMENABN1
O
Flash Memory #1 Enable
45
NC
46
NC
47
NC
48
FMENABN3
O
Flash Memory #3 Enable
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AU6386 USB2.0 Flash Disk Controller V1.04W
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4.0. System Architecture and
Reference Design
4.1.
Block Diagram
Figure 4.1 AU6386 Block Diagram
USB
Upstream
Port
Flash
FIFO
USB
XCVR
SIE
Processor
RAM
FM control
&FIFO
Support
up to 4
Flash
Memory
ROM
2.5 V
2.5V
Voltage
Regulator
3.3 V
12MHz
XTAL
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5.0. Electronic Characteristics
5.1 Absolute Maximum Ratings
Table 5.1 Absolute Maximum Ratings
SYMBOL
PARAMETER
RATING
UNITS
VCC
Power Supply
-0.3 to VCC+0.3
V
VIN
Input Voltage
-0.3 to 3.6
V
VOUT
Output Voltage
-0.3 to VCC+0.3
V
TSTG
Storage Temperature
-40 to 150
O
C
5.2 Recommended Operating Conditions
Table 5.2 Recommended Operating Conditions
SYMBOL
PARAMETER
MIN
TYP
MAX
UNITS
VCC
Power Supply
3.0
3.3
3.6
V
VDD
Digital Supply
2.25
2.5
2.75
VIN
Input Voltage
0
3.3
5.2
TOPR
Operating Temperature
0
V
O
70
C
5.3 Leakage Current and Capacitance
Table 5.3 General DC Characteristics
SYMBOL
PARAMETER
CONDITIONS
MIN
IIN
Input current
No pull-up or
-10
±1
10
µA
-10
±1
10
µA
ll d
TYP MAX
UNITS
IOZ
Tri-state leakage current
CIN
Input capacitance
Pad Limit
2.8
ρF
COUT
Output capacitance
Pad Limit
2.8
ρF
CBID
Bi-directional buffer
Pad Limit
2.8
ρF
it
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AU6386 USB2.0 Flash Disk Controller V1.04W
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5.4 DC Electrical Characteristics of 3.3V I/O
Cells
Table 5.4 DC Electrical Characteristics of 3.3V I/O Cells
Limits
SYMBOL PARAMETER
CONDITIONS
3.3V I/O
UNIT
MIN
TYP
MAX
3.0
3.3
3.6
V
0.8
V
VCC
Power supply
Vil
Input low voltage
Vih
Input high voltage
Vol
Output low voltage
∣Iol∣=2~16mA
Voh
Output high voltage
∣Ioh∣=2~16mA
Rpu
Input pull-up resistance PU=high, PD=low
40
75
190
KΩ
Rpd
Input pull-down
resistance
PU=low, PD=high
40
75
190
KΩ
Iin
Input leakage current
Vin= VCC or 0
-10
±1
10
μA
Ioz
Tri-state output leakage
current
-10
±1
10
μA
LVTTL
2.0
V
0.4
2.4
V
V
5.5 USB Transceiver Characteristics
Table 5.5 Electrical characteristics
Symbol
Parameter
AVCC
Conditions
Min.
Typ.
Max.
Unit
Analog supply voltage
3.0
3.3
3.6
V
VCC
Digital supply voltage
2.25
2.5
2.75
V
ICC
Operating supply current
73
mA
ICC (susp)
Suspend supply current
120
µA
High speed operating
at 480 MHz
In suspend mode,
current with 1.5kΩ
pull-up resistor on
pin RPU disconnected
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AU6386 USB2.0 Flash Disk Controller V1.04W
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Table 5.6 Static characteristic：Digital pin
Symbol
Parameter
Conditions
Min.
Typ.
Max.
Unit
0.8
V
Input levels
VIL
Low-level input voltage
VIH
High-level input voltage
2.0
V
Output levels
VOL
Low-level output voltage
VOH
High-level output voltage
0.2
VCC-0.
2
V
V
AVCC=3.0V~3.6V；VCC=2.25V~2.75V；Temp=0℃~115℃
Table 5.7 Static characteristic：Analog I/O pins（DP/DM）
Symbol
Parameter
Conditions
Min.
∣VI（DP）-VI（DM）∣
measured at the
connection as
application circuit
300
Typ.
Max.
Unit
USB2.0 Transceiver（HS）
Input Levels（differential receiver）
VHSDIFF
High speed differential
input sensitivity
VHSCM
High speed data signaling
common mode voltage
range
VHSSQ
High speed squelch
detection threshold
VHSDSC
Disconnection
High speed disconnection detected
detection threshold
Disconnection not
detected
-50
Squelch detected
mV
500
mV
100
mV
No squelch detected 150
mV
625
mV
525
mV
-10
10
mV
-10
10
mV
-360
400
mV
Output Levels
VHSOI
VHSOL
VHSOH
High speed idle level
output
voltage(differential)
High speed low level
output
voltage(differential)
High speed high level
output
voltage(differential)
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VCHIRPJ
VCHIRPK
Chirp-J output voltage
（differential）
Chirp-K output voltage
（differential）
700
1100
mV
-900
-500
mV
Resistance
RDRV
Equivalent resistance
used as internal chip 3
only
Driver output impedance
Overall resistance
including external
40.5
resistor
6
9
Ω
45
49.5
Termination
VTERM
Termination voltage for
pull-up resistor on pin
RPU
3.0
3.6
V
USB1.1 Transceiver（FS/LS）
Input Levels（differential receiver）
VDI
VCM
Differential input
sensitivity
Differential common
mode voltage
∣VI（DP）-VI（DM）∣
0.2
V
0.8
2.5
V
0.8
2.0
V
Input Levels（single-ended receivers）
Single ended receiver
threshold
VSE
Output levels
VOL
Low-level output voltage
0
0.3
V
VOH
High-level output voltage
2.8
3.6
V
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AU6386 USB2.0 Flash Disk Controller V1.04W
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AVCC=3.0V~3.6V；VCC=2.25V~2.75V；Temp=0℃~115℃
Table 5.8 Dynamic characteristic：Analog I/O pins（DP/DM）
Symbol
Parameter
Conditions
Min.
Typ.
Max.
Unit
Driver Characteristics
High-Speed Mode
tHSR
tHSF
High-speed differential
rise time
High-speed differential
fall time
500
ps
500
ps
Full-Speed Mode
tFR
CL=50pF；10 to 90﹪
4
of∣VOH-VOL∣；
CL=50pF；90 to 10﹪
Fall time
4
of∣VOH-VOL∣；
Excluding the first
Differential rise/fall time
transition from idle 90
matching（tFR / tFF）
mode
Excluding the first
Output signal crossover
transition from idle 1.3
voltage
mode
Rise time
tFF
tFRMA
VCRS
20
ns
20
ns
110
％
2.0
V
75
300
ns
75
300
ns
80
125
％
1.3
2.0
V
2.8
3.6
V
Low-Speed Mode
tLR
CL=200pF-600pF；
10 to 90﹪of
∣VOH-VOL∣；
CL=200pF-600pF；
Fall time
90 to 10﹪of
∣VOH-VOL∣；
Excluding the first
Differential rise/fall time
transition from idle
matching（tLR / tLF）
mode
Excluding the first
Output signal crossover
transition from idle
voltage
mode
Rise time
tLF
tLRMA
VCRS
VOH
High-level output voltage
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AU6386 USB2.0 Flash Disk Controller V1.04W
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6.0. Mechanical Information
Figure 6.1 Mechanical Information Diagram
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AU6386 USB2.0 Flash Disk Controller V1.04W
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7.0. Abbreviation
This chapter lists and defines terms and abbreviations used throughout this
specification
Autorun Automatically execute the customized images file to illustrate company
logo or branding image.
iRUN The smart application – iRun handy tool for AU6386 to manage USB storage
device.
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AU6386 USB2.0 Flash Disk Controller V1.04W
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【MEMO】
About Alcor Micro, Corp
Alcor Micro, Corp. designs, develops and markets highly integrated and advanced
peripheral semiconductor, and software driver solutions for the personal computer
and consumer electronics markets worldwide. We specialize in USB solutions and
focus on emerging technology such as USB and IEEE 1394. The company offers a
range of semiconductors including controllers for USB hub, integrated
keyboard/USB hub and USB Flash memory card reader…etc. Alcor Micro, Corp. is
based in Taipei, Taiwan, with sales offices in Taipei, Japan, Korea and California.
Alcor Micro is distinguished by its ability to provide innovative solutions for
spec-driven products. Innovations like single chip solutions for traditional multiple
chip products and on-board voltage regulators enable the company to provide
cost-efficiency solutions for the computer peripheral device OEM customers
worldwide.
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