ls3a5000 (industrial grade)
ls3a5000 (industrial grade)
the industrial-grade chip loongson 3a5000 is a general-purpose processor for industrial control applications building upon the la464 microarchitecture of loongson's proprietary instruction system loongarch. based on the high performance of loongson 3a5000, it widens the operating temperature range and enhances reliability features, meeting the demands of applications under challenging conditions.
ls3a5000 (industrial grade) specification
frequency
1.5ghz/2.0ghz
processor core
based on loongarch isa； supporting 128/256-bit vector instructions； 4-issue out-of-order execution； 4 fixed-point units，2 vector units，and 2 memory access units
high-speed cache
each processor core contains a 64kb private l1 instruction cache and a 64kb private l1 data cache. each processor core contains a 256kb private l2 cache. all processor cores share a 16mb l3 cache.
memory controller
two 72-bit ddr4-2400 controllers; supporting ecc
high-speed i/o
2个hypertransport3.0 controllers；supporting cc-numa
other i/o
1 spi，1 uart，2 i2cs，and 16 gpio interfaces
power management
supporting dynamic shutdown of the clocks of main modules；supporting dynamic frequency scaling in main clock domains；supporting dynamic voltage scaling in main voltage domains
maximum power consumption
22w@1.5ghz 40w@2.0ghz
