SPVA044 February   2026 AM2432 , AM2754-Q1 , AM625 , AM62A7 , AM62D-Q1 , AM62L , AM62P , AM6442

 

  1.   1
  2.   Abstract
  3.   Trademarks
  4. 1Introduction
  5. 2Terminology
  6. 3Methodology
  7. 4Benchmarking Flash Operations
    1. 4.1 Processor - AM243x / AM64x
      1. 4.1.1 TMDS243EVM / TMDS64EVM
      2. 4.1.2 LP-AM243
    2. 4.2 Processor - AM62Lx
      1. 4.2.1 TMDS62LEVM
    3. 4.3 Processor - AM62Ax
      1. 4.3.1 SK-AM62A-LP
  8. 5Observations and Conclusions
  9. 6Summary
  10. 7References

4.1.2 LP-AM243

Core R5F
Board LP-AM243
Flash NOR QSPI S25HL512T
Input Clock Frequency 100 MHz
Input Clock Divider 4
Protocol 4S-4D-4D

Theoretical throughput for DAC Reads: 100MiBps

Average throughput observed for DAC Reads: 94.78MiBps

Table 4-3 4S-4D-4D on R5F Core
Frequency Divider Data Size Used DMA PHY Throughput (MiBps)
INDAC Writes DAC Reads DAC Reads with failed OTP Validation INDAC Reads Erase
100MHz 4 1KiB No No 0.40 0.67 N/A 21.07 0.001
No Yes 0.40 1.57 0.002 N/A 0.001
Yes No 0.40 0.67 N/A N/A 0.001
Yes Yes 0.40 1.57 0.002 N/A 0.001
10KiB No No 0.43 0.67 N/A 24.50 0.01
No Yes 0.43 1.58 0.02 N/A 0.01
Yes No 0.43 23.86 N/A N/A 0.01
Yes Yes 0.43 82.85 0.02 N/A 0.01
256KiB No No 0.43 0.67 N/A 24.66 0.30
No Yes 0.43 1.58 0.40 N/A 0.30
Yes No 0.43 24.65 N/A N/A 0.30
Yes Yes 0.43 94.50 0.40 N/A 0.30
512KiB No No 0.43 0.67 N/A 24.67 0.31
No Yes 0.43 1.58 0.78 N/A 0.31
Yes No 0.43 24.67 N/A N/A 0.31
Yes Yes 0.43 94.83 0.78 N/A 0.31
1MiB No No 0.43 0.67 N/A 24.67 0.31
No Yes 0.43 1.58 1.56 N/A 0.31
Yes No 0.43 24.67 N/A N/A 0.31
Yes Yes 0.43 94.86 1.56 N/A 0.31
5MiB No No 0.43 0.67 N/A 24.67 0.31
No Yes 0.43 1.58 7.30 N/A 0.31
Yes No 0.43 24.67 N/A N/A 0.31
Yes Yes 0.43 94.86 7.30 N/A 0.31
10MiB No No 0.40 0.67 N/A 24.67 0.31
No Yes 0.40 1.58 13.56 N/A 0.31
Yes No 0.40 24.67 N/A N/A 0.31
Yes Yes 0.40 94.87 13.56 N/A 0.31