參數(shù)資料
型號: MCF54418CMJ250
廠商: Freescale Semiconductor
文件頁數(shù): 2/61頁
文件大?。?/td> 0K
描述: IC MCU 32BIT 256MAPBGA
標(biāo)準(zhǔn)包裝: 450
系列: MCF5441x
核心處理器: Coldfire V4
芯體尺寸: 32-位
速度: 250MHz
連通性: 1 線,CAN,EBI/EMI,以太網(wǎng),I²C,智能卡,SPI,SSI,UART/USART,USB,USB OTG
外圍設(shè)備: DMA,PWM,WDT
輸入/輸出數(shù): 87
程序存儲器類型: ROMless
RAM 容量: 64K x 8
電壓 - 電源 (Vcc/Vdd): 1.14 V ~ 1.32 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 8x12b,D/A 2x12b
振蕩器型: 內(nèi)部
工作溫度: -40°C ~ 85°C
封裝/外殼: 256-LBGA
包裝: 托盤
MCF5441x ColdFire Microprocessor Data Sheet, Rev. 8
Pin assignments and reset states
Freescale Semiconductor
10
NOTE
While most modules and functionalities between the 196 and 256 MAPBGA package are
the same, the following modules have been removed from 196 MAPBGA for pin space:
UART2, UART6, UART9, PWM, SSI1, SIM1, USB HOST, IRQ6, IRQ3, IRQ2,
FLEXCAN1, I2C1, ADC, DAC.
Other modifications to the 196 MAPBGA package are:
SDRAMC One address line, SD_A14, is removed.
SDHC Number of data lines for eSDHC have been reduced to 4 instead of 8.
MAC Only MAC0_RMII mode is implemented.
Table 4. Special-case default signal functionality
Pin
Default signal
FB_CLK, FB_OE, FB_R/W,
FB_BE/BWE[1:0],
FB_CS[5:4]
FB_CLK, FB_OE, FB_R/W,
FB_BE/BWE[1:0], FB_CS[5:4]
FB_ALE
FB_ALE or FB_TS
(depending on RCON[3])
FB_BE/BWE3
Boot from NFC, NF_ALE.
Otherwise, FB_BE/BWE3.
FB_BE/BWE2
Boot from NFC, NF_CLE.
Otherwise, FB_BE/BWE2.
FB_CS1
Boot from NFC, NFC_CE.
Otherwise, GPIO.
FB_CS0
Boot from FlexBus, FB_CS0.
Otherwise, GPIO.
FB_TA
Boot from NFC, NFC_R/B.
Otherwise, FB_TA.
ALLPST, PST[3:0],
DDATA[3:0]
ALLPST, PST[3:0], DDATA[3:0]
Table 5. MCF5441x Signal information and muxing
Signal name
GPIO
Alternate 1
Alternate 2
Pu
llu
p
(U)
1
Pu
ll
d
o
wn
(D
)
Direc
tion
2
Vo
lt
a
g
e
d
o
m
a
in
Pa
d
t
y
p
e
3
1
96
MAPBGA
2
56
MAPBGA
Reset
RESET
U
IEVDD
ssr
K14
K15
RSTOUT
——
OEVDD
msr
P12
L16
Clock
EXTAL/
RMII_REF_CLK
——
I
4
EVDD
ae
G14
G16
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