參數(shù)資料
型號: MCF54454VR266
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: 32-BIT, 266 MHz, RISC PROCESSOR, PBGA360
封裝: 23 X 23 MM, ROHS COMPLIANT, TEPBGA-360
文件頁數(shù): 4/48頁
文件大小: 945K
代理商: MCF54454VR266
MCF5445x ColdFire Microprocessor Data Sheet, Rev. 6
Pin Assignments and Reset States
Freescale Semiconductor
12
ATA
ATA_BUFFER_EN
PATAH5
O
EVDD
Y13
ATA_CS[1:0]
PATAH[4:3]
O
EVDD
W21, W22
ATA_DA[2:0]
PATAH[2:0]
O
EVDD
V19–21
ATA_RESET
PATAL2
O
EVDD
W13
ATA_DMARQ
PATAL1
I
EVDD
AA14
ATA_IORDY
PATAL0
I
EVDD
Y14
Real Time Clock
EXTAL32K
I
EVDD
J16
A13
XTAL32K
O
EVDD
H16
A12
SSI
SSI_MCLK
PSSI4
O
EVDD
T13
D20
SSI_BCLK
PSSI3
U1CTS
I/O
EVDD
R13
E19
SSI_FS
PSSI2
U1RTS
I/O
EVDD
P12
E20
SSI_RXD
PSSI1
U1RXD
UD
I
EVDD
T12
D21
SSI_TXD
PSSI0
U1TXD
UD
O
EVDD
R12
D22
I2C
I2C_SCL
PFECI2C1
U2TXD
U
I/O
EVDD
K3
AA12
I2C_SDA
PFECI2C0
U2RXD
U
I/O
EVDD
K4
Y12
DMA
DACK1
PDMA3
ULPI_DIR
O
EVDD
M14
C17
DREQ1
PDMA2
USB_CLKIN
U
I
EVDD
P16
C18
DACK0
PDMA1
DSPI_PCS3
O
EVDD
N15
A18
DREQ0
PDMA0
U
I
EVDD
N16
B18
DSPI
DSPI_PCS5/PCSS
PDSPI6
O
EVDD
N14
D18
DSPI_PCS2
PDSPI5
O
EVDD
L13
A19
DSPI_PCS1
PDSPI4
SBF_CS
O
EVDD
P14
B20
DSPI_PCS0/SS
PDSPI3
U
I/O
EVDD
R16
D17
DSPI_SCK
PDSPI2
SBF_CK
I/O
EVDD
R15
A20
Table 4. MCF5445x Signal Information and Muxing (continued)
Signal Name
GPIO
Alternate 1
Alternate 2
Pull-up
(U)
1
Pu
ll-d
o
wn
(D)
Dir
ection
2
Vo
lt
a
g
e
D
o
m
a
in
MCF54450
MCF54451
256 MAPBGA
MCF54452
MCF54453
MCF54454
MCF54455
360 TEPBGA
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