JAJSQU7B July 2023 – June 2024 AWRL1432
PRODUCTION DATA
Feature | HWA1.0, HWA1.1 (xWR1843, xWR6843) | HWA1.2 (xWRL6432, xWRL1432) | |
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FFT features | FFT sizes | 1024, 512, 256, ... | 1024, 512, 256, ... |
Internal bit-width | 24-bit I, 24-bit Q | 24-bit I, 24-bit Q | |
Configurable butterfly scaling at each stage | Configurable butterfly scaling at each stage | ||
FFT stitching | up to 4096 point | up to 4096 point | |
FFT benchmark for four 256-pt FFTs | 1312 clock cycles (6.56 µs at 200 MHz) | 1320 clock cycles (16.5 µs at 80 MHz) | |
No. of parameter-sets | 16 | 32 | |
Local memory | 64KB | 64KB | |
Input and Output formatter |
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Pre-FFT processing |
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Post-FFT processing | Log-magnitude (0.3 dB accuracy) | Log-magnitude (0.06 dB accuracy) | |
Compression and De-compression support | Not available in HWA1.0 (xWR1843), Available in HWA1.1 (xWR6843) | Available | |
Detection | CFAR-CA (linear and log modes) |
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Statistics | 1D Sum, 1D Max | 1D Sum, 1D Max |