AT25SL321 datasheet(5/82 Pages) RENESAS

5 / 82 page

DS-AT25SL321-112 Rev. J

Page 5

Nov 1, 2022

AT25SL321 Datasheet

Figure 48. Read JEDEC ID Command (QPI Mode) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52

Figure 49. Enable QPI Command (SPI Mode only) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53

Figure 50. Disable QPI Command for QPI Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53

Figure 51. Word Read Quad I/O Command (Initial command or previous set M7-0 ≠ Axh, SPI Mode) . . . . . . . 54

Figure 52. Word Read Quad I/O command (Previous Command set M7-0= Axh, SPI Mode) . . . . . . . . . . . . . . 54

Figure 53. Set Burst with Wrap Command Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56

Figure 54. Burst Read with Wrap command (QPI Mode, 80 MHz) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57

Figure 55. Burst Read with Wrap command (QPI Mode, 104 MHz) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57

Figure 56. Set Read Parameters command (QPI Mode) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58

Figure 57. Enable Reset and Reset Command (SPI Mode) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59

Figure 58. Enable Reset and Reset Command (QPI Mode) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59

Figure 59. Read SFDP Register Command . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60

Figure 60. Enter Secured OTP Command for SPI Mode (left) and QPI Mode (right) . . . . . . . . . . . . . . . . . . . . . 67

Figure 61. Exit Secured OTP command for SPI Mode (left) and QPI Mode (right) . . . . . . . . . . . . . . . . . . . . . . . 67

Figure 62. Read Security Register command (SPI Mode) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68

Figure 63. Read Security Register command (QPI Mode) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68

Figure 64. Write Security Register Command for SPI Mode (left) and QPI Mode (right) . . . . . . . . . . . . . . . . . . 69

Figure 65. Power-up Timing and Voltage Levels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71

Figure 66. ACC Program Acceleration Timing and Voltage Levels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71

Figure 67. AC Measurement I/O Waveform . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73

AT25SL321 Datasheet(PDF) 5 Page - Renesas Technology Corp