JAJSU80 March 2024
ADVANCE INFORMATION
Table 6-123, Figure 6-106, Table 6-124, and Figure 6-107 present timing requirements and switching characteristics for OSPI0 Tap DDR Mode.
NO. | MODE | MIN | MAX | UNIT | ||
---|---|---|---|---|---|---|
O13 | tsu(D-CLK) | Setup time, OSPI0_D[7:0] valid before active OSPI0_CLK edge | No Loopback | (17.04 - (0.975T(1)R(2))) | ns | |
O14 | th(CLK-D) | Hold time, OSPI0_D[7:0] valid after active OSPI0_CLK edge | No Loopback | (- 3.16 + (0.975T(1)R(2))) | ns |
NO. | PARAMETER | MODE | MIN | MAX | UNIT | |
---|---|---|---|---|---|---|
O1 | tc(CLK) | Cycle time, OSPI0_CLK | 40 | ns | ||
O2 | tw(CLKL) | Pulse duration, OSPI0_CLK low | ((0.475P(1)) - 0.3) | ns | ||
O3 | tw(CLKH) | Pulse duration, OSPI0_CLK high | ((0.475P(1)) - 0.3) | ns | ||
O4 | td(CSn-CLK) | Delay time, OSPI0_CSn[3:0] active edge to OSPI0_CLK rising edge | ((0.475P(1)) + ((0.975M(2)R(5)) - 1) | ((0.525P(1)) +( 1.025M(2)R(5)) + 1) | ns | |
O5 | td(CLK-CSn) | Delay time, OSPI0_CLK rising edge to OSPI0_CSn[3:0] inactive edge | ((0.475P(1)) + (0.975N(3)R(5)) - 1) | ((0.525P(1)) + (1.025N(3)R(5)) + 1) | ns | |
O6 | td(CLK-D) | Delay time, OSPI0_CLK active edge to OSPI0_D[7:0] transition | (- 5.04 +
(0.975(T(4) + 1)R(5)) - (0.525P(1))) |
(3.64 + (1.025(T(4) + 1)R(5)) - (0.475P(1))) |
ns |