参数资料
型号: MCIMX258CJM4A
厂商: Freescale Semiconductor
文件页数: 90/153页
文件大小: 0K
描述: IC MPU IMX25 IND 400MAPBGA
标准包装: 90
系列: i.MX25
核心处理器: ARM9
芯体尺寸: 32-位
速度: 400MHz
连通性: 1 线,CAN,EBI/EMI,以太网,I²C,MMC,智能卡,SPI,SSI,UART/USART,USB OTG
外围设备: DMA,I²S,LCD,POR,PWM,WDT
输入/输出数: 128
程序存储器类型: 外部程序存储器
RAM 容量: 144K x 8
电压 - 电源 (Vcc/Vdd): 1.15 V ~ 1.52 V
数据转换器: A/D 3x12b
振荡器型: 外部
工作温度: -40°C ~ 85°C
封装/外壳: 400-LFBGA
包装: 托盘
i.MX25 Applications Processor for Consumer and Industrial Products, Rev. 10
Freescale Semiconductor
41
3.7
Module Timing and Electrical Parameters
This section contains the timing and electrical parameters for i.MX25 modules.
3.7.1
1-Wire Timing Parameters
Figure 7 shows the reset and presence pulses (RPP) timing for 1-Wire.
Figure 7. 1-Wire RPP Timing Diagram
Table 32 lists the RPP timing parameters.
Figure 8 shows write 0 sequence timing, and Table 33 describes the timing parameters (OW5–OW6) that
are shown in the figure.
Figure 8. Write 0 Sequence Timing Diagram
Table 32. RPP Sequence Delay Comparisons Timing Parameters
ID
Parameters
Symbol
Min.
Typ.
Max.
Units
OW1
Reset Time Low
tRSTL
480
511
μs
OW2
Presence Detect High
tPDH
15
60
μs
OW3
Presence Detect Low
tPDL
60
240
μs
OW4
Reset Time High
tRSTH
480
512
μs
Table 33. WR0 Sequence Timing Parameters
ID
Parameter
Symbol
Min.
Typ.
Max.
Units
OW5
Write 0 Low Time
tWR0_low
60
100
120
μs
OW6
Transmission Time Slot
tSLOT
OW5
117
120
μs
1-Wire bus
1-Wire Memory Device
“Presence Pulse”
(OWIRE_LINE)
1-Wire Tx
“Reset Pulse”
OW1
OW2
OW3
OW4
OW5
OW6
1-Wire bus
(OWIRE_LINE)
相关PDF资料
PDF描述
MCIMX27MOP4A IC MPU I.MX27 19X19 473MAPBGA
MCIMX31CVMN4DR2 IC MPU I.MX31 AUTO 473MAPBGA
MCIMX31DVMN5D IC MPU I.MX31 CONSUMR 473MAPBGA
MCIMX31VMN5CR2 IC MPU MAP I.MX31L 473-MAPBGA
MCIMX353CJQ5CR2 MULTIMEDIA PROCESSOR 400-MAPBGA
相关代理商/技术参数
参数描述
MCIMX258CVM4 功能描述:处理器 - 专门应用 SENNA IMX25 1.1 INDUSTRIAL 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
MCIMX25LPDK 制造商:Freescale Semiconductor 功能描述:PRODUCT DEVELOPMENT KIT FOR THE I MX25 APPLICATIONS PROCESSO - Boxed Product (Development Kits) 制造商:Freescale Semiconductor 功能描述:KIT DEV I.MX25 FOR LINUX 制造商:Freescale 功能描述:Product Development Kit For The I.MX25 Applications Processor
MCIMX25LPDKJ 功能描述:开发板和工具包 - ARM HARDWARE RoHS:否 制造商:Arduino 产品:Development Boards 工具用于评估:ATSAM3X8EA-AU 核心:ARM Cortex M3 接口类型:DAC, ICSP, JTAG, UART, USB 工作电源电压:3.3 V
MCIMX25LPDKJ 制造商:Freescale Semiconductor 功能描述:; LEADED PROCESS COMPATIBLE:YES; PEAK RE
MCIMX25PDKCPUJ 功能描述:开发板和工具包 - ARM CPU BD, MX25, LINUXJ RoHS:否 制造商:Arduino 产品:Development Boards 工具用于评估:ATSAM3X8EA-AU 核心:ARM Cortex M3 接口类型:DAC, ICSP, JTAG, UART, USB 工作电源电压:3.3 V