Dynamic Frequency and Voltage Reduction CPU
Introduction
ER-CPU-21KLA is a low power general processor for industrial control, terminal and other fields. ER-CPU-21KLA integrates two processor cores, and the peripheral interfaces of the chip includes 2-channel PCIE2.0, 1-channel SATA2.0, 4-channel USB2.0, 2-channel DVO, 64-bit DDR2/3 and many other interfaces.
Parameters
| Core | Dual-core 64-bit |
| Master Frequency | 1GHz |
| Power Consumption | 1~5W (support dynamic frequency and voltage reduction) |
| Floating point unit | 128-bit vector element |
| Peak operation speed | 8GFlops |
| High speed I/O | PCIE2.0*2、SATA2.0 |
| Other interface | SPI、UART、GPIO、NAND、SDIO、DVO、I2S、HDA、I2C、USB2.0、GMAC |
| Microarchitecture | Double emission out of order execution Arch |
| Level-1 instruction cache | 32KB |
| Level-1 data cache | 32KB |
| Level-2 cache | Share 1MB |
| Memory controller | 64 bit DDR2/3-1066 |
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