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Generel CharacteristicsGenerel Characteristics: 
DesignerCompany which designed the semiconductor component ST-Ericsson
Type NovaThor U8420
Year Released 2011
FunctionMain function of the component  Multi-core Application Processor with Modem

ArchitectureArchitecture: 
Width of Machine WordMaximum bitwidth of ALU operands. Width of machine word can also be defined in different ways (register width, instruction width, etc.) in case of recent microprocessors. 32 bit
Supported Instruction Set(s) ARMv7
Pipeline StagesPipeline is kind of instruction level parallelism where stages (FETCH, DEC, OP, EXEC, RES, etc.) of instruction execution are separeted and parallelized between neighboring instructions. 8 pipeline stages
Number of processor core(s) 2
Type of processor core(s)Type and allocation of processor core(s) 2x ARM Cortex-A9 MPcore

BusesBuses: 
Memory Interface(s):   mobile (LP) DDR2 SDRAM
Number of data bus channels 1 ch
Non-volatile Memory InterfaceInterface which determines physical layer towards the NV memory  Yes


Clock FrequenciesClock Frequencies: 
Recommended Maximum Clock Frequency 1000 MHz max.

Cache MemoriesCache Memories: 

Technology and PackagingTechnology and Packaging: 
Feature SizeThe minimum physical dimension in the integrated circuit which can be fabricated with the given semiconductor technology 45 nm
Semiconductor Technology:   CMOSComplementary Metal-oxide - Semiconductor Field Effect Transistor

Graphical SubsystemGraphical Subsystem: 
Embedded GPUManufactuer (or IP designer) and type of embedded graphics coprocessor(s). ARM Mali-400 GPU
Number of GPU cores 1-core GPU
Dedicated Graphics MemoryDedicated operative memory (video RAM, VRAM) 0.25 MiB

Cellular CommunicationCellular Communication: 

Supported Cellular Data LinksList of supported cellular data links  CSD 9.6 kbpsCircuit Switched Data (CSD) is the original data link protocol of GSM. Up to 9600bit/s download speed , GPRS (Class unspecified)General Packet Radio Service , EDGE (Class unspecified)Enhanced Data Rates for GSM Evolution also known as Enhanced GPRS (EGPRS) , UMTS 384 kbps (W-CDMA)Universal Mobile Telecommunications System. UMTS Release '99 data link layer, W-CDMA grants up to 384 kbit/s pocket-switched download speed. , HSUPA (Cat. unspecified)High-Speed Uplink Packet Access is a 3.5G UMTS uplink protocol. , HSUPA 5.76 Mbps (Cat. 6) , HSDPA (Cat. unspecified)High-Speed Downlink Packet Access is a 3.5G UMTS downlink protocol. , HSPA+ 42.2 Mbps (Cat. 20)Single-carrier HSPA+ 42.2 Mbps data links

Satellite NavigationSatellite Navigation: 

Supported GPS protocol(s):   No

Additional InformationAdditional Information: 
Special Features dual ARM Cortex-A9 Harvard Superscalar processor core, Multi-layer AHB/AXI bus, ARM TrustZone, ARM NEON SIMD engine, dual SIM support, 1080p HDMI, WXGA LCD support, OpenGL ES 2.0, OpenVG 1.1

Datasheet AttributesDatasheet Attributes: 

Data IntegrityData integrity level determines the integrity of the published information. Final datasheets are not intended to be modified in the future, preliminary ones can be based on unofficial information or speculations, incomplete ones are also preliminary b  Preliminary
AddedThe exact time of the datasheet addition 2014-05-09 21:06
 
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