SW2001 规格说明书

SW2001Datasheet Designed for Illegal Copy ProtectionVersion1.02015-7-9Revision HistoryData Revision Code Description 2014-11V0.1Framework 2015-06V0.4Initial Version 2015-07V1.0Public VersionCopyright StatementThe digital copy of this document is protected by the Copyright Act(China),compiled and owned by iSmartWare(iSW).This profile may be consulted by you,provided you comply with the provisions of the Act and the following conditions of use:•Any use you make of these documents or images must be for marketing only,and you may not make them available to any other purpose.•iSW control the copyright of this document.You will recognize the owner’s right to be identifies as the owner of this profile,and due acknowledgment will be made to the owner where appropriate.•You will obtain the owner’s permission before publishing any material from this document. To request permissions please contact to the owner by using the website below: Table of Content1.General Description (5)2.Applications (5)3.Features (5)4.Schematic Circuit Diagram (6)5.Chip Series Revision (6)6.Pin Configuration and Function (7)6.1Pin Configuration (7)6.2Pin Descriptions (7)7.Application Flow (8)8.Absolute Maximum Ratings (9)9.I2C Interface and Sleep (9)10.Register List (11)10.1REG00:Decrypt Control (11)10.2REG10-1F:Cipher Text(Write Only)/Plain Text(Read Only) (11)10.3REG A1-A7:Chip ID (11)11.Mechanical and Packaging (12)11.1Package Summary (12)11.2Package Outline and Dimensions (13)1.General DescriptionSW2001is one of the series of Encryption IC SW200X which is based on AES-128to prevent your intellectual property from been illegal copy.Typically,the Internal Chip-ID memory provides an unique56bits ID to product that could help to manage the product authorization.Generally,the SW2001always works as an slave that accessed by the processor through the series bus in the system.2.ApplicationsPOS and Two Way RadioSecurity Device(electronic lock)Digital Set-top Box(STB)Tablet Personal Computer(Pad)Printer CartridgeEntertaining and Education MachineDigital Video Recorder(DVR)Portable Media Player(PMP)3.Features☆Symmetric Cryptography Algorithm:AES-128Algorithm☆Series bus speed up to400KHz☆56bits Chip-ID☆<20uA@3.3V Standby Current☆ 2.8V-5.5V Supply V oltage Range☆Small SOT23-66L package4.Schematic Circuit Diagram5.Chip Series RevisionModel Type Main FunctionsSW2001AES+Chip IDSW2002AES+Chip ID+POR+WDSW2003AES++Chip ID+LOCK+PWM6.Pin Configuration and Function6.1Pin Configuration6.2Pin DescriptionsItem Name Type Function Description1NC//2GND G Ground3SCK I Serial Clock Input4SDA I/O Serial Data I/O5VPP PI Power Supply for Internal Memory Program6VCC PI Power Supply7.Application FlowHOSTSLA VEKEY KKEY KRandom MSleep ModeC 1=Encryption (K,M)C 2=Odd_Check (M)Send C 1/C 2to SlaveStart SlaveDecryptionCompleted?Read M’from SlaveYESM=M’?YESVerify SuccessSystem Stop NOAccess ?YES NOWake UpStart ?YESNOM’=Decryption (K,C 1)C 2’=Odd_Check (M’)C 2=C 2’?Set Complete FlagNONo Access to 5s Sleep ModeYESCheck SuccessCheck Fail?8.Absolute Maximum RatingsOver operating free-air temperature range(unless otherwise specified)Parameters Symbol MIN MAX UNIT Input Supply Voltage V IN 2.8 5.5V Voltage to Current Converter VCC 2.8 5.5V Operating Temperature-40125℃Storage Temperature Range-40150℃Electronic Static Discharge ESD2KV【Notice】Stresses beyond those listed under absolute maximum ratings may cause permanent damage to the device.These are stress ratings only,and functional operation of the device at these or any other conditions beyond those indicated under recommended operating conditions is not implied.Exposure to absolute-maximum-rated conditions for extended periods my affect device reliability9.I2C Interface and SleepThe SW2001support with one-byte read and one-byte write only.The bit2and bit3of device address(7 bits)is program by internal memory which is fixed as“011xx00”.SW2001will release the SDA when SDA holding low state for more than2seconds.SleepWaveform:The SW2001will enter into the “sleep mode”when device is in the idle state (idle=1)or not accessed for 5seconds.The SW2001will wake up to the “active mode”when receive the access signal from incoming external message.Parameter Symbol MIN TYP MAX UNIT Sleep Mode on Time t SLON 4.27 5.12 6.56s Sleep Mode off Timet SLOFFs10.Register List10.1REG00:Decrypt ControlDefault:0x00HBit Description R/W Default 7///6///5Decrypt_StatusDecrypt status0:decrypt complete1:decrypt in processThis bit will set automatically when bit0set to1,and cleared whendecryption completed.R0x04-1AES decrypt reference bit R/W0x00Decrypt_StartDecrypt start;0:disable;1:enableThis bit will be cleared automatically after decrypt started.R/W0x010.2REG10-1F:Cipher Text(Write Only)/Plain Text(Read Only)These registers act as cipher text register before decrypt start,and act as plain text register after decrypt completed.The most significant byte of128bit text(cipher text or plain text)is stored in address0x10,the least significant byte of128bits is stored in address0x1F.10.3REG A1-A7:Chip IDBit Description R/W Default 7-0Chip ID R0xFF11.Mechanical and PackagingThe following pages include mechanical packaging information.This information is the most current data available for the designated devices.This data is subject to change without notice and revision of this document.11.1Package Summary11.2Package Outline and DimensionsSymbolDimension in MillimetersMIN NOM MAXA-- 1.25 A10-0.15 A2 1.00 1.10 1.20 A30.600.650.70 b0.36-0.50 b10.360.380.45 c0.14-0.20 C10.140.150.16D 2.826 2.926 3.026E 2.60 2.80 3.00 E1 1.526 1.626 1.726 e0.900.95 1.00 e1 1.80 1.90 2.00 L0.350.450.60 L10.59REFL20.25BSCR0.10--R10.10-0.20θ0º-8ºθ13º5º7ºθ26º-14º。