1
Data Book
AU6367
USB2.0 SD/MMC Flash Card
Reader with UFD Controller
Technical Reference Manual
Product Specification
Preliminary Release
Revision 0.9W
Confidential
Aug 2005
Data sheet status
Objective specification
This data sheet contains target or goal specifications for
product development.
Preliminary specification
This
data
sheet
contains
preliminary
supplementary data may be published later.
Product specification
This data sheet contains final product specifications.
data;
Revision History
Date
Revision
Aug 2005
0.9W
Description
Preliminary release
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AU6367 USB2.0 SD/MMC Flash Card Reader with UFD Controller V0.9W
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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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Table of Contents
1 Introduction……………………………………………………………..
6
1.1 Description……………………………………………………………………………..
6
1.2 Features………………………………………………………………………………….
6
2 Application Block Diagram………………………………………….
7
3 Power Switch Feature………………………………………………..
8
3.1 Card Power Output Current Range……………………………………….
8
3.2 Card Detect Power-on Timing………………………………………………..
8
4 Pin Assignment…………………………………………………………
9
5 System Architecture and Reference Design………………….. 12
5.1 AU6367 Block Diagram…………………………………………………………. 12
6 Electrical Characteristics…………………………………………… 13
6.1 Absolute Maximum Ratings………………………………………………….. 13
6.2 Recommended Operating Conditions……………………………………
13
6.3 General DC Characteristics…………………………………………………… 13
6.4 DC Electrical Characteristics for 5 volts operation………………
14
6.5 USB Transceiver Characteristics…………………………………………… 15
7 Mechanical Information……………………………………………… 18
8 Abbreviations…………………..………………………………………
19
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List of Figures
2.1 Block Diagram…………………………………………………………………………………..
7
4.1 Pin Assignment Diagram…………………………………………………………………..
9
5.1 AU6367 Block diagram……………………………………………………………………… 12
7.1 Mechanical Information Diagram…………………………………………………….. 18
List of Tables
4.1
Pin Descriptions……………………………………………………………………………. 10
6.1
Absolute Maximum Ratings…………………………………………………………. 13
6.2
Recommended Operating Conditions………………………………………….. 13
6.3
General DC Characteristics………………………………………………………….. 13
6.4
DC Electrical Characteristics of 3.3V I/O Cells………………………
6.5
Recommended Operation Conditions………………………………………….. 15
6.6
Static characteristic：Digital Pin ………………………………………………….. 15
6.7
Static characteristic：Analog I/O pins（DP/DM）………………………… 16
6.8
Dynamic characteristic：Analog I/O pins（DP/DM）…………………… 17
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14
1.0 Introduction
1.1 Description
This AU6367 is a highly integrated single chip for USB SD/MMC flash card reader and
UFD controller. It supports USB2.0 high-speed transmission to SD/MMC card and
SLC flash memory interface in one chip. The characteristic of high integration let
AU6367 can be easily produced as the multi-feature (Flash card reader/UFD)
device.
The AU6367 supports USB2.0 high-speed specification and USB Storage Class V1.0
specification. It can read digital contents stored on memory card designed to cover
a wide area of applications such as digital cameras, PDAs, MP3 players and smart
phones…etc. With the AU6367, users can transfer digital data between storage
memory and PC or these electronic devices.
Especially, AU6367 is designed with the high performance characteristic in flash
card I/O speed. Users can easy and fast transfer the digital content to PCs or the
other electronic devices.
1.2 Features
Support USB V2.0 specification and USB Device Class Definition for Mass
Storage, Bulk-Transport V1.0
Support SD/MMC compatible flash card
Support the latest flash card specification: SD1.1 (HS-SD), MMC4.1 (8-bit)
Support SLC flash memory
Alcor speed-up engine integrated for data transmission performance
enhancement
Work with default driver from Windows ME/2000/XP and Mac OS X; Windows
98/2000(SP1/SP2) and Mac OS 9 are supported by vendor driver from Alcor.
Ping-pong FIFO implementation for concurrent bus operation
Support multiple sectors transfer optimize performance
Support Dynamic Icon Utility
Support LED for bus operating indication
Power switch integrated to reduce production BOM cost
30MHz 8051 CPU
Built in 3.3V to 2.5V regulator
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2.0 Application Block Diagram
Following is the application diagram of a typical card reader product with AU6367.
By connecting the card reader to a desktop or notebook PC through USB bus,
AU6367 is implemented as a bus-powered, full speed USB card reader, which can be
used as a bridge for data transfer between Desktop PC and Notebook PC.
2.1 Block Diagram
Digital Camera
MP3 Player
PC with USB Host Controller
PDA
SD/MMC
AU6367
Moble Phones
PC
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3.0 Power Switch Feature
AU6367 integrates a 3.3V to 2.5V voltage regulator and power switch to replace all
MOS chips for flash card power supply.
3.1
Card Power Output Current Range
For MMC/SD
MAX: 100mA
Card power output voltage range
MMC/SD: 3.3V±0.3V
AU6367 will turn off all of Card Power in suspend mode
3.2 Card Detect Power-on Timing
1ms to 10ms ( Depend
Load Capacitor )
3.3V+/- 0.3V
CARD_POWER
100ms + System
Polling timing
CARD_DETECT
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4.0 Pin Assignment
The AU6367 is packed in 64pin-LQFP-form factor. The following figure shows signal
name for each pin and the table in the following page describes each pin in detail.
GPON7
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
GND
VDD
SDWP
SDDATA7
SDDATA6
Figure 4.1 Pin Assignment Diagram
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
GPI5
1
48
SDDATA5
GPI1
2
47
SDDATA4
EEPDATA
3
46
SDDATA3
EEPCLK
4
45
SDDATA2
CHIPRESETN
5
44
SDDATA1
VDDA
6
43
SDDATA0
GNDA
7
42
SDCMD
RPU
8
41
SDCLK
Alcor Micro
AU6367
64-PIN LQFP
AVDD
9
40
SDCDN
DP
10
39
SD_V33
DM
11
38
XD_V33
AVSS
12
37
VDD33
RREF
13
36
XDCEN
PVDD
14
35
XDCDN
XI
15
34
SMWRN
XO
16
33
SMRDN
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
PVSS
VDD25V
VDDH
VSSH
SMALE
SMCDN
SMCLE
SMDATA0
SMDATA1
SMDATA2
SMDATA3
SMDATA4
SMDATA5
SMDATA6
SMDATA7
SMRBN
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Table 4.1 Pin Descriptions
Pin #
Pin Name
I/O
1
GPI5
I
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
GPI1
EEPDATA
EEPCLK
CHIPRESETN
VDDA
GNDA
RPU
AVDD
DP
DM
AVSS
RREF
PVDD
XI
XO
PVSS
VDD25V
VDDH
VSSH
SMALE
SMCDN
SMCLE
SMDATA0
SMDATA1
SMDATA2
SMDATA3
SMDATA4
SMDATA5
SMDATA6
SMDATA7
SMRBN
SMRDN
SMWRN
XDCDN
XDCEN
VDD33
XD_V33
SD_V33
SDCDN
SDCLK
SDCMD
SDDATA0
SDDATA1
I
IO
O
I
A
A
IO
IO
IO
IO
I
O
O
I
I
O
I
O
IO
IO
IO
IO
IO
IO
IO
IO
I
O
O
I
O
I
O
O
I
O
IO
IO
IO
Description
Device current value. ('0':Low power[Default]; '1':High
power)
Pull low
EEPDATA
EEPCLK
Chip Reset
Analog 2.5V VDD
Analog 2.5V GND
Connect 1.5K pull up Res. to 3.3V VDD
Analog Power 3.3V
DP
DM
Analog GND
Connect 1K Res. to GND for impedance match
OSC Power 3.3V
12MHz Crystal Input
12MHz Crystal Output
OSC GND
2.5V Power Output for Core Power
IO Power 3.3V
IO GND
SMC ALE
SMC Card Detect
SMC CLE
xD/SMC Data0
xD/SMC Data1
xD/SMC Data2
xD/SMC Data3
xD/SMC Data4
xD/SMC Data5
xD/SMC Data6
xD/SMC Data7
SMC RBN
SMC RDN
SMC WRN
XD Card Detect
XD CEN
Power Switch 3.3V
XD Power
SD Power
SD Card Detect
SD CLK
SD CMD
SD/MMC Data0
SD/MMC Data1
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45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
SDDATA2
SDDATA3
SDDATA4
SDDATA5
SDDATA6
SDDATA7
SDWP
VDD
GND
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
GPON7
IO
IO
IO
IO
IO
IO
I
I
I
SD/MMC Data2
SD/MMC Data3
MMC Data4
MMC Data5
MMC Data6
MMC Data7
SD Write Protect
Core Power 2.5V Input
Core GND
O
LED indicator for flash card operating
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5.0 System Architecture and
Reference Design
5.1 AU6367 Block Diagram
Figure 5.1 AU6367 Block Diagram
USB
USB
Upstream
Port
XCVR
2.5 V
RAM
SIE
Processor
ROM
SD/MMC/UFD
Control FIFO
SD
MMC
UFD
Arbitrator
2.5V
Voltage
Regulator
/Power Switch
3.3V
12MHz
XTAL
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6.0 Electrical Characteristics
6.1 Absolute Maximum Ratings
Table 6.1 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
6.2 Recommended Operating Conditions
Table 6.2 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
V
VIN
Input Voltage
0
3.3
5.2
V
TOPR
Operating Temperature
0
25
125
O
MAX UNITS
C
6.3 Leakage Current and Capacitance
Table 6.3 General DC Characteristics
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
IIN
Input current
no pull-up or
pull-down
-10
±1
10
µA
IOZ
Tri-state leakage current
-10
±1
10
µA
CIN
Input capacitance
Pad Limit
2.8
ρF
COUT
Output capacitance
Pad Limit
2.8
ρF
CBID
Bi-directional buffer
capacitance
Pad Limit
2.8
ρF
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6.4 DC Electrical Characteristics of 3.3V I/O Cells
Table 6.4 DC Electrical Characteristics of 3.3V I/O Cells
Limits
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
3.0
3.3
UNIT
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
2.4
Rpu
Input pull-up resistance
PU=high, PD=low
40
75
190
KΩ
Input pull-down resistance PU=low, PD=high
40
75
190
KΩ
-10
±1
10
μA
-10
±1
10
μA
Rpd
3.3V I/O
MAX
3.6
V
0.8
V
LVTTL
Iin
Input leakage current
Ioz
Tri-state output leakage
current
2.0
Vin= VCC or 0
V
0.4
V
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V
6.5 USB Transceiver Characteristics
Table 6.5 Electrical characteristics
Symbol
Parameter
AVCC
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
120
µA
ICC(susp)
Conditions
High speed operating
at 480 MHz
In suspend mode,
current with 1.5kΩ
Suspend supply current
pull-up resistor on
pin RPU disconnected
Table 6.6 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
AVCC=3.0V~3.6V；VCC=2.25V~2.75V；Temp=0℃~115℃
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V
Table 6.7 Static characteristic：Analog I/O pins（DP/DM）
Symbol
VHSDIFF
VHSCM
Parameter
Conditions
Min.
USB2.0 Transceiver（HS）
Input Levels（differential receiver）
∣VI（DP）-VI（DM）∣
High speed differential
measured at the
300
input sensitivity
connection as
application circuit
High speed data signaling
common mode voltage
-50
range
VHSSQ
High speed squelch
detection threshold
VHSDSC
High speed disconnection
detection threshold
VHSOI
VHSOL
VHSOH
VCHIRPJ
VCHIRPK
RDRV
VTERM
VDI
VCM
Typ.
High speed idle level
output
voltage(differential)
High speed low level
output
voltage(differential)
High speed high level
output
voltage(differential)
Chirp-J output voltage
（differential）
Chirp-K output voltage
（differential）
Disconnection
detected
Disconnection not
detected
Output Levels
Unit
mV
Squelch detected
No squelch detected
Max.
500
mV
100
mV
150
mV
625
mV
525
mV
-10
10
mV
-10
10
mV
-360
400
mV
700
1100
mV
-900
-500
mV
Resistance
Equivalent resistance
3
used as internal chip
only
Driver output impedance
Overall resistance
40.5
including external
resistor
Termination
Termination voltage for
3.0
pull-up resistor on pin
RPU
USB1.1 Transceiver（FS/LS）
Input Levels（differential receiver）
Differential input
∣VI（DP）-VI（DM）∣
0.2
sensitivity
Differential common
0.8
mode voltage
Input Levels（single-ended receivers）
6
9
Ω
45
49.5
3.6
V
V
2.5
V
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VSE
Single ended receiver
threshold
0.8
2.0
V
Output levels
VOL
Low-level output voltage
0
0.3
V
VOH
High-level output voltage
2.8
3.6
V
AVCC=3.0V~3.6V；VCC=2.25V~2.75V；Temp=0℃~115℃
Table 6.8 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
tFF
tFRMA
VCRS
CL=50pF；10 to 90﹪
of∣VOH-VOL∣；
CL=50pF；90 to 10﹪
Fall time
of∣VOH-VOL∣；
Excluding the first
Differential rise/fall time
transition from idle
matching（tFR / tFF）
mode
Excluding the first
Output signal crossover
transition from idle
voltage
mode
4
20
ns
4
20
ns
90
110
％
1.3
2.0
V
75
300
ns
75
300
ns
80
125
％
1.3
2.0
V
2.8
3.6
V
Rise time
Low-Speed Mode
tLR
tLF
tLRMA
VCRS
VOH
CL=200pF-600pF；
10 to 90﹪of
Rise time
∣VOH-VOL∣；
CL=200pF-600pF；
90 to 10﹪of
Fall time
∣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
High-level output voltage
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7.0 Mechanical Information
Figure 7.1 Mechanical Information Diagram
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8.0 Abbreviations
This chapter lists and defines terms and abbreviations used throughout this
specification.
SIE
CF
MD
SMC
MS
SD
MMC
UTMI
Serial Interface Engine
Compact Flash
Micro Drive
SmartMedia Card
Memory Stick
Secure Digital
Multimedia Card
USB Transceiver Macrocell Interface
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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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