MCF5227x ColdFire Microprocessor Data Sheet, Rev. 8
參數(shù)資料
型號(hào): MCF52274CLU120
廠商: Freescale Semiconductor
文件頁(yè)數(shù): 5/46頁(yè)
文件大小: 0K
描述: MCU 32-BIT LCD TOUCH 176-LQFP
標(biāo)準(zhǔn)包裝: 40
系列: MCF5227x
核心處理器: Coldfire V2
芯體尺寸: 32-位
速度: 120MHz
連通性: CAN,EBI/EMI,I²C,SPI,SSI,UART/USART,USB OTG
外圍設(shè)備: DMA,LCD,PWM,WDT
輸入/輸出數(shù): 47
程序存儲(chǔ)器類型: ROMless
RAM 容量: 128K x 8
電壓 - 電源 (Vcc/Vdd): 1.4 V ~ 1.6 V
振蕩器型: 外部
工作溫度: -40°C ~ 85°C
封裝/外殼: 176-LQFP
包裝: 托盤(pán)
Pin Assignments and Reset States
MCF5227x ColdFire Microprocessor Data Sheet, Rev. 8
Freescale Semiconductor
13
ALLPST
O
EVDD
76
JTAG_EN
D
I
EVDD
79
K10
PSTCLK
TCLK
U
O
EVDD
74
P8
DSI
TDI
U
I
EVDD
78
M11
DSO
TDO
O
EVDD
81
L11
BKPT
—TMS
U
I
EVDD
80
N11
DSCLK
TRST
—U
I
EVDD
77
P11
Test
TEST
D
I
EVDD
134
E10
Power Supplies
IVDD
39, 75, 114, 138,
171
K5, F10, E5, J10
EVDD
12, 72, 73, 94, 111,
148, 176
E6, E7, F5, F6, G5,
H9, J9, K8, K9
SD_VDD
14, 43, 44, 70, 113,
132, 146
E8, E9, F9, G9, H5,
J5, J6, K6, K7
VDD_OSC
108
G13
VDD_PLL
104
H14
VDD_USB
151
B10
VDD_RTC
101
J13
VDD_ADC
91
L13
VSS
1, 13, 45, 71, 93,
112, 133, 147
F7, F8, G6–G8,
H6–H8, J7, J8
VSS_OSC
107
H13
VSS_ADC
92
L14
1 Pull-ups are generally only enabled on pins with their primary function, except as noted.
2 Refers to pin’s primary function.
3 Enabled only in oscillator bypass mode (internal crystal oscillator is disabled).
4 GPIO functionality is determined by the edge port module. The GPIO module is only responsible for assigning the alternate functions.
5 Pull-up when DREQ controls the pin.
6 The 176 LQFP device only supports a 12-bit LCD data bus.
7 DSPI or SBF signal functionality is controlled by RESET. When asserted, these pins are configured for serial boot; when negated, the
pins are configured for DSPI.
8 Pull-up when the serial boot facility (SBF) controls the pin.
Table 6. MCF5227x 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
MCF52274
176 LQFP
MCF52277
196 MAPBGA
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