Datasheet

____________________________________________________ DS34S101, DS34S102, DS34S104, DS34S108
Rev: 032609 166 of 198
Figure 14-4. SPI interface Timing (SPI_CP = 0)
SPI_SEL_N
SPI_CLK(CI=0)
SPI_CLK(CI=1)
SPI_MISO(output)
SPI_MOSI(input)
T230
T236
T231
T235
T234
T232
T232
T237
T233
T233
Figure 14-5. SPI interface Timing (SPI_CP = 1)
SPI_SEL_N
SPI_CLK(CI=0)
SPI_CLK(CI=1)
SPI_MISO(output)
SPI_MOSI(input)
T230
T236
T231
T237
T233
T233
T232
T235
T234
14.3 SDRAM Interface Timing
Table 14-4. SDRAM Interface AC Characteristics
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
SD_CLK to
SD_CS_N, SD_RAS_N, SD_CAS_N, SD_WE_N,
SD_DQM[3:0], SD_A[11:0], SD_BA[1:0] Output Hold
T51
1.9
ns
SD_CLK to
SD_CS_N, SD_RAS_N, SD_CAS_N, SD_WE_N,
SD_DQM[3:0], SD_A[11:0], SD_BA[1:0] Output Valid
T52
8
ns
SD_CLK to SD_D[31:0] Output Hold
T59
2
ns
SD_CLK to SD_D[31:0] Output Valid
T60
8
ns
SD_D[31:0] Input Setup Prior to SD_CLK
T69
4
ns
SD_D[31:0] Input Hold After SD_CLK
T70
1
ns
NOTE: The output timing specified assumes 30 pF load.