ADSP-3PARCBF548M01 Analog Devices Inc, ADSP-3PARCBF548M01 Datasheet - Page 69

• Manufacturer Part Number: ADSP-3PARCBF548M01
• Description: MODULE BOARD BF548
• Manufacturer: Analog Devices Inc
• Series: Blackfin®r

Specifications of ADSP-3PARCBF548M01

• Module/board Type: Processor Module
• For Use With/related Products: ADSP-BF548
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

SD/SDIO Controller Timing
Table 50
Table 51
speed mode) timing.
Table 50. SD/SDIO Controller Timing
1
2
Parameter
Timing Requirements
t
t
Switching Characteristics
f
f
t
t
t
t
t
t
t
Spec can be 0 kHz, meaning to stop the clock. The given minimum frequency range is for cases where a continuous clock is required.
ISU
IH
PP
OD
WL
WH
TLH
THL
ODLY
ODLY
PP
=1/f
PP
SD_Dx and SD_CMD Input Setup Time
SD_Dx and SD_CMD Input Hold Time
SD_CLK Frequency During Data Transfer Mode
SD_CLK Frequency During Identification Mode
SD_CLK Low Time
SD_CLK High Time
SD_CLK Rise Time
SD_CLK Fall Time
SD_Dx and SD_CMD Output Delay Time During Data Transfer Mode
SD_Dx and SD_CMD Output Delay Time During Identification Mode
OUTPUT
and
and
SD_CLK
INPUT
Figure 43
Figure 44
NOTES:
1 INPUT INCLUDES SD_Dx AND SD_CMD SIGNALS.
2 OUTPUT INCLUDES SD_Dx AND SD_CMD SIGNALS.
describe SD/SDIO controller timing.
describe SD/SDIO controller (high-
t
THL
ADSP-BF542/ADSP-BF544/ADSP-BF547/ADSP-BF548/ADSP-BF549
t
WL
t
PP
t
TLH
t
Rev. C | Page 69 of 100 | February 2010
WH
Figure 43. SD/SDIO Controller Timing
1
t
ODLY
t
ISU
t
IH
Min
7.2
2
0
100
15
15
–1
–1
2
Max
20
400
10
10
14
50
V
V
OL (MAX)
OH (MIN)
Unit
ns
ns
MHz
kHz
ns
ns
ns
ns
ns
ns