參數(shù)資料
型號: MK50X256CMC100
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: 32-BIT, FLASH, 100 MHz, RISC MICROCONTROLLER, PBGA121
封裝: 8 X 8 MM, MAPBGA-121
文件頁數(shù): 55/69頁
文件大小: 1770K
代理商: MK50X256CMC100
6.8.8 SDHC specifications
The following timing specs are defined at the chip I/O pin and must be translated
appropriately to arrive at timing specs/constraints for the physical interface.
Table 46. SDHC switching specifications
Num
Symbol
Description
Min.
Max.
Unit
Operating voltage
2.7
3.6
V
Card input clock
SD1
fpp
Clock frequency (low speed)
0
400
kHz
fpp
Clock frequency (SD\SDIO full speed)
0
25
MHz
fpp
Clock frequency (MMC full speed)
0
20
MHz
fOD
Clock frequency (identification mode)
0
400
kHz
SD2
tWL
Clock low time
7
ns
SD3
tWH
Clock high time
7
ns
SD4
tTLH
Clock rise time
3
ns
SD5
tTHL
Clock fall time
3
ns
SDHC output / card inputs SDHC_CMD, SDHC_DAT (reference to SDHC_CLK)
SD6
tOD
SDHC output delay (output valid)
-5
6.5
ns
SDHC input / card inputs SDHC_CMD, SDHC_DAT (reference to SDHC_CLK)
SD7
tTHL
SDHC input setup time
5
ns
SD8
tTHL
SDHC input hold time
0
ns
SD2
SD3
SD1
SD6
SD8
SD7
SDHC_CLK
Output SDHC_CMD
Output SDHC_DAT[3:0]
Input SDHC_CMD
Input SDHC_DAT[3:0]
Figure 27. SDHC timing
Peripheral operating requirements and behaviors
K50 Sub-Family Data Sheet Data Sheet, Rev. 4, 3/2011.
Freescale Semiconductor, Inc.
Preliminary
59
相關PDF資料
PDF描述
MK50N512CMC100 32-BIT, FLASH, 100 MHz, RISC MICROCONTROLLER, PBGA121
MK51DN512ZCLQ10 32-BIT, FLASH, 100 MHz, RISC MICROCONTROLLER, PQFP144
MK51DN256ZCMD10 32-BIT, FLASH, 100 MHz, RISC MICROCONTROLLER, PBGA144
MK51DN512ZCMD10 32-BIT, FLASH, 100 MHz, RISC MICROCONTROLLER, PBGA144
MK51DX256ZCLL10 32-BIT, FLASH, 100 MHz, RISC MICROCONTROLLER, PQFP100
相關代理商/技術參數(shù)
參數(shù)描述
MK5112F 制造商:Ohmite Mfg Co 功能描述:
MK5145-31A38-EU 制造商:Honeywell Sensing and Control 功能描述:
MK5-1A66B-500W 制造商:MEDER 制造商全稱:Meder Electronic 功能描述:Reed Sensors with Screw Fastening Slot
MK5-1A66C-500W 制造商:Meder electronics(Standex) 功能描述:
MK5-1A66D-500W 制造商:MEDER 制造商全稱:Meder Electronic 功能描述:Reed Sensors with Screw Fastening Slot