参数资料
型号: MCF5251CVM140
厂商: Freescale Semiconductor
文件页数: 34/34页
文件大小: 0K
描述: IC MPU 32BIT 140MHZ 225-MAPBGA
视频文件: ColdFire MCF5251 Automotive Infotainment
标准包装: 160
系列: MCF524x
核心处理器: Coldfire V2
芯体尺寸: 32-位
速度: 140MHz
连通性: ATA,音频,CAN,EBI/EMI,I²C,IDE,MMC/SD,SPI,UART/USART,USB,OTG
外围设备: DMA
程序存储器类型: ROMless
RAM 容量: 128K x 8
电压 - 电源 (Vcc/Vdd): 1.08 V ~ 3.6 V
数据转换器: A/D 6x12b
振荡器型: 外部
工作温度: -40°C ~ 85°C
封装/外壳: 225-LFBGA
包装: 托盘
Signal Description
MCF5251 ColdFire Processor Data Sheet: Technical Data, Rev. 3
Freescale Semiconductor
9
AT attachment interface
(IDE interface)
ATA_DIOW
ATA write strobe signal
Out
ATA_DIOR
ATA read strobe signal
Out
ATA_IORDY
ATA I/O ready input
In
ATA_DMARQ
ATA DMA request
In
ATA_DMACK
ATA DMA acknowledge
Out
ATA_INTRQ
ATA interrupt request
In
ATA_CS0
ATA chip select 0
Out
ATA_CS1
ATA chip select 1
Out
ATA_A[2:0]
3-bit ATA address bus
Out
ATA_D[15:0]
16-bit ATA data bus
In/Out
CAN interface
CAN0_TX
CAN 0 transmit
Out
CAN0_RX
CAN 0 receive
In
CAN1_TX
CAN 1 transmit
Out
CAN1_RX
CAN 1 receive
In
USB PHY interface
USBVBUS
USB Vbus input
In
USBID
USB ID input
In
USBRES
USB current programming resistor
pin
Analog
USBDN
USB DM signalling line
In/Out
USBDP
USB DP signalling line
In/Out
USB oscillator
USB_CRIN
USB_CROUT
Connections for USB oscillator
crystal (24 MHz)
In
Out
RTC oscillator
RTC_CRIN
RTCCROUT
Connections for real-time clock
crystal (32.768 kHz)
In
Out
AD IN
ADIN0/GPI52
ADIN1/GPI53
ADIN2/GPI54
ADIN3/GPI55
ADIN4/GPI56
ADIN5/GPI57
Analog-to-Digital Converter input
signals
In
AD OUT
ADREF
ADOUT/SCLK4/GPIO58
Analog-to-Digital Converter output
signal—connects to ADREF via
integrator network.
In/Out
QSPI clock
QSPICLK/SUBR/GPIO25
QSPI clock signal
In/Out
QSPI data in
RCK/QSPIDIN/QSPIDOUT/GPIO26
QSPI data input
In/Out
Table 3. MCF5251 Signal Index (continued)
Signal Name
Mnemonic
Function
Input/
Output
Reset
State
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