参数资料
型号: MC9328MX21DVK
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 32-BIT, 266 MHz, MICROPROCESSOR, PBGA289
封装: 14 X 14 MM, 1.41 MM HEIGHT, 0.65 MM PITCH, LEAD FREE, PLASTIC, MAPBGA-289
文件页数: 31/100页
文件大小: 1979K
代理商: MC9328MX21DVK
MC9328MX21 Technical Data, Rev. 3.4
36
Freescale Semiconductor
Specifications
3.12
Multimedia Card/Secure Digital Host Controller
The DMA interface block controls all data routing between the external data bus (DMA access), internal
MMC/SD module data bus, and internal system FIFO access through a dedicated state machine that
monitors the status of FIFO content (empty or full), FIFO address, and byte/block counters for the MMC/
SD module (inner system) and the application (user programming).
Figure 25. Chip-Select Read Cycle Timing Diagram
Table 26. SDHC Bus Timing Parameters
Ref
No.
Parameter
1.8 V
± 0.1 V
3.0 V
± 0.3 V
Unit
Min
Max
Min
Max
1
CLK frequency at Data transfer Mode (PP)1—10/30 cards
1. CL 100 pF / 250 pF (10/30 cards)
0
25/5
0
25/5
MHz
2
CLK frequency at Identification Mode2
2. CL 250 pF (21 cards)
0
400
0
400
kHz
3a
Clock high time1—10/30 cards
6/33
10/50
ns
3b
Clock low time1—10/30 cards
15/75
10/50
ns
4a
Clock fall time1—10/30 cards
10/50 (5.00)3
10/50
ns
4b
Clock rise time1—10/30 cards
14/67 (6.67)3
10/50
ns
5a
Input hold time3—10/30 cards
3. CL 25 pF (1 card)
5.7/5.7
5/5
ns
5b
Input setup time3—10/30 cards
5.7/5.7
5/5
ns
6a
Output hold time3—10/30 cards
5.7/5.7
5/5
ns
6b
Output setup time3—10/30 cards
5.7/5.7
5/5
ns
7
Output delay time3
016
0
14
ns
Bus Clock
5b
6b
6a
7
5a
4a
3a
CMD_DAT Input
CMD_DAT Output
4b
3b
Valid Data
1 2
相关PDF资料
PDF描述
MC9328MX21VH 266 MHz, MICROPROCESSOR, PBGA289
MC9328MX21CVG 266 MHz, MICROPROCESSOR, PBGA289
MC9328MX21CVH 266 MHz, MICROPROCESSOR, PBGA289
MC9328MX21DVH 266 MHz, MICROPROCESSOR, PBGA289
MC9328MX21DVG 266 MHz, MICROPROCESSOR, PBGA289
相关代理商/技术参数
参数描述
MC9328MX21DVK 制造商:Freescale Semiconductor 功能描述:Microprocessor
MC9328MX21DVKR2 功能描述:处理器 - 专门应用 DB I.MX21 PB-FR RoHS:否 制造商:Freescale Semiconductor 类型:Multimedia Applications 核心:ARM Cortex A9 处理器系列:i.MX6 数据总线宽度:32 bit 最大时钟频率:1 GHz 指令/数据缓存: 数据 RAM 大小:128 KB 数据 ROM 大小: 工作电源电压: 最大工作温度:+ 95 C 安装风格:SMD/SMT 封装 / 箱体:MAPBGA-432
MC9328MX21DVM 功能描述:处理器 - 专门应用 DB I.MX21 17X17 PB-FR RoHS:否 制造商:Freescale Semiconductor 类型:Multimedia Applications 核心:ARM Cortex A9 处理器系列:i.MX6 数据总线宽度:32 bit 最大时钟频率:1 GHz 指令/数据缓存: 数据 RAM 大小:128 KB 数据 ROM 大小: 工作电源电压: 最大工作温度:+ 95 C 安装风格:SMD/SMT 封装 / 箱体:MAPBGA-432
MC9328MX21DVMR2 功能描述:处理器 - 专门应用 DB I.MX21 17X17 PB-FR RoHS:否 制造商:Freescale Semiconductor 类型:Multimedia Applications 核心:ARM Cortex A9 处理器系列:i.MX6 数据总线宽度:32 bit 最大时钟频率:1 GHz 指令/数据缓存: 数据 RAM 大小:128 KB 数据 ROM 大小: 工作电源电压: 最大工作温度:+ 95 C 安装风格:SMD/SMT 封装 / 箱体:MAPBGA-432
MC9328MX21S 制造商:FREESCALE 制造商全称:Freescale Semiconductor, Inc 功能描述:i.MX family of microprocessors 266 MHz