RTS5306E
USB 3.0 SD/MMC Card Reader Controller
DATASHEET
Doc Rev. 1.0
12 October 2012
th
i
Rev 1.00
TRADEMARKS
Realtek is a trademark of Realtek Semiconductor Corporation. All other names mentioned in this document are
trademarks/registered trademarks of their respective owners.
Realtek provides this document “as is”, without warranty of any kind, neither expressed nor implied, including, but not limited to
the particular purpose. Realtek may make improvements and/or changes in this manual or in the product(s) and/or the program(s)
described in this manual at any time. This document could include technical inaccuracies or typographical errors.
Revision History
Revision Description
Page
1.00
Correct the package type for ordering information
9
0.90
First release
Date
2012/10/12
2012/7/17
ii
Rev 1.00
Table of Contents
1. GENERAL DESCRIPTION ......................................................................................................................................................... 1
2. FEATURES............................................................................................................................................................................... 1
3. BLOCK DIAGRAM ................................................................................................................................................................... 3
4. PIN DESCRIPTION ................................................................................................................................................................... 4
5. PIN ASSIGNMENT ................................................................................................................................................................... 5
6. ELECTRICAL CHARACTERISTICS ............................................................................................................................................. 6
7. PACKAGE DIMENSIONS ........................................................................................................................................................... 7
8. ORDERING INFORMATION ....................................................................................................................................................... 9
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Rev 1.00
RTS5306E
1. General Description
The Realtek RTS5306E USB3.0 Card Reader controller is based upon Universal Serial Bus 3.0 Specification,
which integrates USB 3.0 and USB2.0 Transceivers, MCU, SIE, regulators and memory card access units
into a single chip. It can be linked in Super Speed, High Speed or Full Speed operation and supports
USB2.0/USB3.0 power saving mode. It provides 1LUN (Logic Unit Number) for Secure Digital
MultiMediaCard
TM
TM
and
.
The Realtek USB3.0 Card Reader supports both the internal MCU program ROM and external Serial Flash
interface. With the external Serial flash interface, the control firmware could be easily re-configured through
USB link. This could ease the software developing works and squeeze the prototyping schedule.
The
Realtek RTS5306E USB3.0 Card Reader integrates all regulators, clock generation circuitry and
MOSFET components for switching card power, and could dramatically reduce the system BOM cost.
2. Features
Compliant with Universal Serial Bus 3.0 Specification Revision 1.0
Compliant with USB Mass Storage Class Bulk only Transport Specification Rev. 1.0
Compliant with SD Part 1 Physical Layer Specification Version 3.01
Compliant with MultiMediaCard System Specification version 4.4 with 4-bit data bus
Support Super-Speed(5Gpbs), High-speed (480Mbps) and Full-speed (12Mbps) Data Transfer
USB bus power operation
Support USB2.0 LPM / USB3.0 U1/U2/U3 power saving mode
Support Control, Bulk IN / OUT data pipes
Support the following memory card interfaces:
-Secure Digital
TM
(SD), MultiMediaCard
TM
(MMC), Mini-SD, Micro-SD (T-flash), SDHC, SDXC,
RS-MMC, Mobile-MMC, MMCPlus and MMC-micro
Support SD card clock 208MHz (max.) for SDR104 mode.
Support SD card clock 100MHz (max.) for SDR50 mode and 50MHz (max.) for DDR50 mode.
Support SD Lock/Unlock Function
Support SD Jukebox application (CPRM function)
Support hardware CRC (Cyclic Redundancy Check) function
Programmable clock rate for flash memory card interfaces
Integrated Fast 8051 microprocessor
Realtek Semiconductor Corp.
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External Serial Flash memory interface
On chip 3.3V and 1.2V regulators
On chip MOSFET components for direct power control of all types memory cards
Support Spread Spectrum Clock for SD/MMC to reduce EMI effect
32-pin QFN (5x5 mm) package for 1LUN solution
Realtek Semiconductor Corp.
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3. Block Diagram
USB
Controller
HS/FS
PHY
SS
PHY
FIFO
Memory
Card
Controller
DMA
SDXC/MMC
4-bit I/F
PLL
Power-on
Reset
Control
Register
8051 MCU
RAM
5V to 3.3V
Regulator
ROM
3.3V to 1.2V
Regulator
Realtek Semiconductor Corp.
Serial Flash / EEPROM
Interface
3
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4. Pin Description
Pin#
1
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
Name
I/O
Type
Description
USB3.0 SuperSpeed RX D+
USB3.0 SuperSpeed RX DUSB3.0 SuperSpeed TX D+
USB3.0 SuperSpeed TX D+
Analog 1.2V for USB3.0
Connect an external resistor (6.2K ± 1%) to the Reference GND
Analog 3.3V power
VBUS 5V power input
12Mhz Crystal oscillator input
12Mhz Crystal oscillator output
Analog 1.2V power
USB2.0 D- signal
USB2.0 D+ signal
VBUS 5V power input
Digital 3.3V power
Power output to SD/MMC Card
Internal regulator for the SD card control signals. An external
SDREG
O
capacitor should be connected.
SD_D1
I/O SD/MMC Card Data 1
SD_D0
I/O SD/MMC Card Data 0
SD/MMC Card Clock Signal
SD_CLK
O
SD_CMD
I/O SD/MMC Card Command Signal
SD_D3
I/O SD/MMC Card Data 3
SD_D2
I/O SD/MMC Card Data 2
SD Card Write Protection pin
SD_WP
I
DV12S
Power Digital 1.2V power
EEDO/MOSI I/O Serial Data Output to EEPROM or Serial Flash
EESK/SCK
I/O Clock Signal to EEPROM or Serial Flash
EECS/CS#
I/O Chip Select to EEPROM or Serial Flash
EEDI/MISO
I/O Serial Data Input from EEPROM or Serial Flash
GPIO0
I/O General purpose input/output
SD/MMC Card Detection pin
SD_CD#
I
VDD_RX Power 1.2V Power for USB3.0 RX
SS_RX+
SS_RXSS_TX+
SS_TXUSB3_AV12
RREF
AV33
VBUS
XTLI
XTLO
USB2_AV12
DM
DP
VBUS
D3V3
CARD_3V3
I
I
O
O
Power
I
Power
I
I
O
Power
I/O
I/O
I
Power
O
Realtek Semiconductor Corp.
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DV12S
SD_WP
SD_D2
SD_D3
SD_CMD
SD_CLK
SD_D0
SD_D1
SDREG
5. Pin Assignment
24
23
22
21
20
19
18
17
25
16
CARD_3V3
EEDO/MOSI 26
15
D3V3
EESK/SCK
27
14
VBUS
EECS/CS#
28
13
DP
12
DM
11
USB2_AV12
10
XTLO
9
XTLI
REALTEK
The e-pad shall be connected to GND
VDD_RX
32
1
2
3
4
SS_RX+
SS_RX-
SS_TX+
SS_TX-
5
6
7
8
VBUS
31
AV33
SD_CD#
RREF
30
EEDI/MISO 29
USB3_AV12
GPIO0
RTS5306E
LLLLLLL
GXXXVV
The version number is shown in the location marked ‘VV’ and G means Green Package
Realtek Semiconductor Corp.
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6. Electrical Characteristics
6.1 Absolute Maximum Ratings
Supply Voltage ……………………………………………………………………… –0.5V to +5.5V
Operating Temperature Range ….………………………………………………….. 0°C to +70°C
Latch up Current ……………………………………………………………………………… mA
Electrostatic Discharge Voltage (HBM)………………………………………………………. KV
6.2 DC Characteristics
Symbol
Min.
Typ.
Max.
Unit
VDD
Supply Voltage
Description
Conditions
4.5
5
5.5
V
VIH
Input Voltage High
2.0
VIL
Input Voltage Low
VOH
Output Voltage High
VOL
Output Voltage Low
0.4
Cin
Input Pin Capacitance
10
V
0.8
V
V
3.0
V
pF
IDD
Supply Current
8051 is running @ 6MHz
(Without memory card)
TBD
mA
ISUS
Suspend Current
D+ 1.5KΩ resistor is included
TBD
uA
Realtek Semiconductor Corp.
6
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RTS5306E
7. Package Dimensions
Plastic Quad Flat No-Lead Package 32 Leads 5x5mm2 Outline
Realtek Semiconductor Corp.
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RTS5306E
Symbol
Min
0.80
0.00
A
A1
A3
A4
b
D/E
D2/E2
e
L
Notes
0.18
3.25
0.30
Dimension in mm
Nom
0.85
0.02
0.20 REF
0.10 REF
0.25
5.00 BSC
3.50
0.50 BSC
0.40
Max
0.90
0.05
Min
0.031
0.000
0.30
0.007
3.75
0.128
0.50
0.012
Dimension in inch
Nom
0.033
0.001
0.008 REF
0.004 REF
0.010
0.020 BSC
0.138
0.020 BSC
0.016
Max
0.035
0.002
0.012
0.148
0.020
:
:MILLIMETER(mm).
REFERENCE DOCUMENTL:JEDEC MO-220.
1. CONTROLLING DIMENSION
2.
Realtek Semiconductor Corp.
8
V0.90
RTS5306E
8. Ordering Information
Part Number
RTS5306E-GR
Realtek Semiconductor Corp.
Package
QFN-32 Green package
9
Status
Available
V0.90
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