Part # Data Brief STLS2E02 datasheet

Part Manufacturer: ST Microelectronics

ST Microelectronics

Part Description: Loongson 2E: 700MHz 64-bit superscalar MIPS® based microprocessor

Part Details:

STLS2E02Loongson 2E: 700MHz 64-bit superscalar MIPS® based microprocessor Data Brief Features 64 bit superscalar architecture 700MHz clock frequency (typical conditions) Single/double precision floating-point units New Streaming Multimedia instruction set support (SIMD) 64KB instruction cache, 64KB data cache, on- chip 512KB unified L2 cache On-chip DDR-333 controller Thermal Design Power (TDP) PBGA452 ­ 4W @ 700MHz Leading edge 90nm process technology 35x35 BGA package The memory hierarchy is composed by the first MIPS based level of 64KB 4-way set associative cache for MIPS bus interface (Sysad) instructions and data, the second level of 512KB unified 4-ways set associative cache and the Description Memory Management Unit with Table Lookside Buffer. The STLS2E02, is a MIPS based 64-bit The Loongson microprocessor family is the superscalar microprocessor, able to issue four outcome of a successful collaboration started in instructions per clock cycle among six functional 2004 between STMicroelectronics and the units: two integer, two single/double-precision Institute of Computing Technology, part of the floating-point, one 64bit SIMD and one load/store Chinese Academy of Science. Loongson unit. microprocessors were co-developed by The microarchitecture is organized with nine STMicroelectronics and the Institute of stages of pipeline and support of dynamic branch Computing Technology to address all the prediction. applications requiring high level of performance and low power dissipation. Table 1. Device summary Part numbers Package Packing STLS2E02 PBGA452 (35x35x2.33mm) Tray April 2007 Rev 2 1/5 For further information contact your local STMicroelectronics sales office.

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Data Brief STLS2E02.pdf Datasheet