JAJSII9E april 2020 – june 2023 DRA821U , DRA821U-Q1
PRODUCTION DATA
デバイスごとのパッケージ図は、PDF版データシートをご参照ください。
For more details about features and additional description information on the device Octal Serial Peripheral Interface, see the corresponding sections within Section 6.3, Signal Descriptions and Section 8, Detailed Description.
Table 7-78 represents OSPI timing conditions.
PARAMETER | MODE | MIN | MAX | UNIT | ||
---|---|---|---|---|---|---|
INPUT CONDITIONS | ||||||
SRI | Input slew rate | 1 | 6 | V/ns | ||
OUTPUT CONDITIONS | ||||||
CL | Output load capacitance | 3 | 10 | pF | ||
PCB CONNECTIVITY REQUIREMENTS | ||||||
td(Trace Delay) | Propagation delay of OSPI0_CLK traces | No Loopback Internal PHY Loopback Internal Pad Loopback |
450 | ps | ||
Propagation delay of OSPI0_LBCLKO traces | External Board Loopback | 2L(1) - 30 | 2L(1) + 30 | ps | ||
Propagation delay of OSPI0_DQS traces | DQS | L(1) - 30 | L(1) + 30 | ps | ||
td(Trace Mismatch Delay) | Propagation delay mismatch of OSPIx_D[7:0] and OSPIx_CSn[3:0] relative to OSPIx_CLK | All modes | 60 | ps |
For more information, see Octal Serial Peripheral Interface (OSPI) section in Peripherals chapter in the device TRM.