Ordering Information: USB Family
Viking High Performance USB Drive Ordering Information
Part Number
Temp
NAND
GB
Controller
Interface
NAND
VRFUSB2256GACCMTL
(0 to +70'c)
MLC
256
Hyperstone U8
USB 2.0
VRFUSB2128GACZMTL
(0 to +70'c)
MLC
128
Hyperstone U8
USB 2.0
TSB L-Die
TSB L-Die
VRFUSB2064GACAMTL
VRFUSB2016GACSTH
(0 to +70'c)
MLC
64
Hyperstone U8
USB 2.0
TSB L-Die
(0 to +70'c)
SLC
16
Hyperstone U8
USB 2.0
TSB H-Die
VRFUSB28192ACRTH
(0 to +70'c)
SLC
8
Hyperstone U8
USB 2.0
TSB H-Die
VRFUSB28192AIRTH
(-40 to +85 ºC)
SLC
8
Hyperstone U8
USB 2.0
TSB H-Die
VRFUSB24096ACQTH
(0 to +70'c)
SLC
4
Hyperstone U8
USB 2.0
TSB H-Die
VRFUSB24096AIQTH
(-40 to +85 ºC)
SLC
4
Hyperstone U8
USB 2.0
TSB H-Die
VRFUSB22048ACQTH
(0 to +70'c)
SLC
2
Hyperstone U8
USB 2.0
TSB H-Die
VRFUSB21024ACQTH
Note:
(0 to +70'c)
SLC
1
Hyperstone U8
USB 2.0
TSB H-Die
1. Storage capacity listed will vary due to formatting and additional functions,
and therefore is not available for storage.
2. USB’s ship unformatted from the factory unless otherwise stated or requested.
3. All USBs are based on SLC flash unless otherwise requested.
4. The lower case “xx” characters denotes a wild card to specify locked BOM attributes (i.e MLC NAND etc)
5. Modules are 5V standard.
Manual
PSFUSB2XXXXAXX
Revision C
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Product Picture(s)
Manual
PSFUSB2XXXXAXX
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Table of Contents
1
INTRODUCTION
5
1.1
Product Overview
5
1.2
Features
5
1.3
USB Interface
7
2
PRODUCT SPECIFICATIONS
7
2.1
Performance
7
2.2
Timing
7
2.3 Electrical Characteristics
2.3.1 Absolute Maximum Ratings
2.3.2 DC Operating Conditions and Characteristics
2.3.3 Power Consumption
2.3.4 Capacitance
8
8
8
8
9
2.4 Environmental Conditions
2.4.1 Temperature and Altitude
9
9
2.5
Reliability
9
3
MECHANICAL INFORMATION
10
4
PIN AND SIGNAL DESCRIPTIONS
11
5
CERTIFICATIONS AND COMPLIANCE
11
6
REFERENCES
12
7
REVISION HISTORY
13
8
INDEX
14
Manual
PSFUSB2XXXXAXX
Revision C
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7/25/2017
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Table of Tables
Table 2-1: Maximum Sustained Read and Write Bandwidth* ____________________________ 7
Table 2-2: Timing Specifications __________________________________________________ 7
Table 2-3: Absolute Maximum Ratings _____________________________________________ 8
Table 2-4: Voltage and Current Ratings _____________________________________________ 8
Table 2-5: Bus Line Capacitance __________________________________________________ 9
Table 2-6: Temperature and Altitude Related Specifications _____________________________ 9
Table 2-7: Reliability Specifications ________________________________________________ 9
Table 3-1: Physical Dimensions __________________________________________________ 10
Table 4-1: Pin Assignments _____________________________________________________ 11
Table 5-1: Device Certifications __________________________________________________ 11
Table of Figures
Figure 1-1: High-Level Block Diagram ______________________________________________ 6
Figure 3-1: Dimensions ________________________________________________________ 10
Manual
PSFUSB2XXXXAXX
Revision C
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7/25/2017
Viking Technology
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1 Introduction
1.1 Product Overview
Viking Flash Drives are small, removable, high-speed USB 2.0 and USB 1.1
compatible data storage systems using flash technology. USB Drives allow easy
data storage and transfer via the USB port on the host system with no driver
installation required. The high speed Read/Write operation eliminates latency
and seek-time associated with a hard disk drive. Flash storage incorporates an
intelligent power management scheme that provides the lowest total power
consumption.
1.2 Features
The USB drive delivers the following features:
USB 2.0 high speed compatible (supports Bulk-Only transport protocol)*
o Specification for Host Interface up to 60MB/s (480Mbit/s)
Drive Activity indicator signal
Firmware upgradeable via USB bus
Low power Dissipation
Solid state, Non-volatile NAND Memory
RoHS Compliant
Static Wear Leveling
High endurance SLC NAND
* With exception of 3.3V only operation, USB specification is 5V.
Manual
PSFUSB2XXXXAXX
Revision C
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7/25/2017
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Figure 1-1: High-Level Block Diagram
USB/NAND
CONTROLLER
VOLTAGE
REGULATOR
5V – 3.3V
3.3V
5V
RAM BUFFER
5.0V
LOCAL
MICROPROCESSOR
USB ENDPOINT
CONTROLLER
HOST
CONNECTOR
DM
`
FLASH NAND
DP
DATA BUFFER
#ACTIVE
GND
FLASH MEMORY
INTERFACE
(SINGLE CHANNEL)
ECC
OSCILLATOR
Notes: Up to 4 CE on a channel. (8 CE may be configurable via GPIO firmware option)
Manual
PSFUSB2XXXXAXX
Revision C
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7/25/2017
Viking Technology
Page 6 of 14
1.3 USB Interface
The USB interface is compliant with the USB 2.0 specification.
The USB interface connects the host computer to the USB.
The USB interface runs at a maximum speed of 2.0 Gbps (gigabits per
second). If the host computer is unable to negotiate a speed of 2.0 Gbps,
the USB interface automatically renegotiates to lower speeds.
2 Product
Specifications
2.1 Performance
The host interface speed is 480Mbit/s with a read/write bandwidth shown in the
following tables.
Table 2-1: Maximum Sustained Read and Write Bandwidth*
MB/s
Access Type
(100% Sequential)
MLC: Read, Single Channel
Up to 33.2
MLC: Write, Single Channel
Up to 21.3
SLC: Read, Single Channel
Up to 33.2
SLC: Write, Single Channel
Up to 28.3
pSLC: Read, Single Channel
Up to 33.2
pSLC: Write, Single Channel
Up to 28.3
* IOMeter 2006 performance using a 16GB USB with Toshiba A19 MLC NAND
SLC performance based on IOMeter 2006 using a 32GB USB with Toshiba SLC NAND toggle
2.2 Timing
Table 2-2: Timing Specifications
Parameter
Power on Time to Ready
(from 2.7V VBUS)
Write latency
Symbol
Min.
Typical
Max.
Unit
tRESET
100
150
250
ms
10 years
Manual
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3 Mechanical
Information
Table 3-1: Physical Dimensions
Height (mm)
Width (mm)
Length (mm)
8.00
17.0
54.45
Figure 3-1: Dimensions
Note:
All dimensions are in millimeters.
Manual
PSFUSB2XXXXAXX
Revision C
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7/25/2017
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4 Pin and Signal
Descriptions
Table 4-1: Pin Assignments
Pin
1
Signal
Name
VCC
Type
-
Function
Power supply for USB Flash Drive
2
D-
I/O
Differential Pair Serial Data I/O
3
D+
I/O
Differential Pair Serial Data I/O
4
GND
-
Ground
5 Certifications and
Compliance
Table 5-1: Device Certifications
Certification/Compliance
RoHS
EU WEEE Compliant
Safety
Manual
PSFUSB2XXXXAXX
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Description
Viking, Sanmina-SCI Corporation ("Viking") shall use commercially
reasonable efforts to provide components, parts, materials, products and
processes to customers that do not contain: (i) lead, mercury, hexavalent
chromium, polybrominated biphenyls (PBB) and polybrominated diphenyl
ethers (PBDE) above 0.1% by weight in homogeneous material or (ii)
cadmium above 0.01% by weight of homogeneous material, except as
provided in any exemption(s) from RoHS requirements (including the most
current version of the "Annex" to Directive\ 2002/95/EC of 27 January, 2003),
as codified in the specific laws of the EU member countries. Viking strives to
obtain appropriate contractual protections from its suppliers in connection with
the RoHS Directives.
The Waste Electrical and Electronic Equipment Directive (WEEE Directive) is
the European Community directive 2002/96/EC on waste electrical and
electronic equipment (WEEE) which, together with the RoHS Directive
2002/95/EC, became European Law in February 2003, setting collection,
recycling and recovery targets for all types of electrical goods.
All printed circuit boards (PCBs) have a flammability rating of UL94V-0.
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6 References
USB Specification, version 2.0
Manual
PSFUSB2XXXXAXX
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7 Revision History
Revision
Release Date
X1
A
August 29, 2011
October 6, 2015
B
C
6/15/17
7/25/17
Manual
PSFUSB2XXXXAXX
Revision C
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Description of Change
Checked By (Full
Name)
Preliminary release
Initial release with product photo. Revise
mechanical dimensions
Revise color format
Revise MLC PN’s
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8 INDEX
Dimensions ................................... 10
Endurance ...................................... 9
Environmental Conditions ............... 9
Erase Endurance ............................ 9
Humidity .......................................... 9
Manual
PSFUSB2XXXXAXX
Revision C
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MTBF .............................................. 9
Power Consumption .................... 8, 9
Temperature.................................... 9
Timing Specifications ...................... 7
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