参数资料
型号: MC9328MX21VH
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 266 MHz, MICROPROCESSOR, PBGA289
封装: 17 X 17 MM, 1.45 MM HEIGHT, 0.80 MM PITCH, MAPBGA-289
文件页数: 99/106页
文件大小: 1932K
代理商: MC9328MX21VH
MC9328MX21 Product Preview, Rev. 1.1
92
Freescale Semiconductor
Specifications
Figure 76. WSC = 7, OEA = 8, SYNC = 1, DOL = 1, BCD = 1, BCS = 1, A.WORD/E.HALF
3.20
DTACK Mode Memory Access Timing Diagrams
When enabled, the DTACK input signal is used to externally terminate a data transfer. For DTACK
enabled operations, a bus time-out monitor generates a bus error when an external bus cycle is not
terminated by the DTACK input signal after 1024 HCLK clock cycles have elapsed, where HCLK is the
internal system clock driven from the PLL module. For a 133 MHz HCLK setting, this time equates to
7.7
s. Refer to the Section 3.5, “DPLL Timing Specifications,” on page 18 for more information on how
to generate different HCLK frequencies.
hclk
hselm_weim_cs[2]
htrans
hwrite
haddr
hready
weim_hready
BCLK
A[24:0]
CS[2]
R/W
LBA
OE
DATA_IN
weim_hrdata
EB (EBC=0)
EB (EBC=1)
ECB
Non
seq
Seq
Read
Idle
V1
Read
V2
Last Valid Data
V1 Word
V2 Word
Address V1
Last Valid
Addr
Read
V1 1/2
V1 2/2
V2 1/2
V2 2/2
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MC9328MX21VK 制造商:Freescale Semiconductor 功能描述:Microprocessor
MC9328MX21VKR2 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
MC9328MX21VM 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
MC9328MX21VM 制造商:Freescale Semiconductor 功能描述:Microprocessor