参数资料
型号: MCF5251CVM140
厂商: Freescale Semiconductor
文件页数: 11/34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
Package Information and Pinout
MCF5251 ColdFire Processor Data Sheet: Technical Data, Rev. 3
Freescale Semiconductor
19
5
Package Information and Pinout
This section includes the pin assignment information, contact connection diagram, and the mechanical
package drawing.
The MCF5251 device is available in the following package:
225 MAPBGA 13 x 13 mm 0.8 mm pitch package as shown in Figure 6.
5.1
Pin Assignment
Table 18 defines all the settings of each pad. See Figure 7 for the ball map of pin locations and Table 20
for the device pin list, sorted by signal identification.
Table 17. JTAG Timing Parameters
ID
Characteristic
Min
Max
Units
TCK Frequency of Operation
0
10
MHz
J1
TCK Cycle Time
100
ns
J2A
TCK Clock Pulse High Width
25
ns
J2B
TCK Clock Pulse Low Width
25
ns
J3A
TCK Fall Time (VIH=2.4 V to VIL=0.5 V)
5
ns
J3B
TCK Rise Time (VIL=0.5 v to VIH=2.4 V)
5
ns
J4
TDI, TMS to TCK rising (Input Setup)
8
ns
J5
TCK rising to TDI, TMS Invalid (Hold)
10
ns
J6
Boundary Scan Data Valid to TCK (Setup)
1
ns
J7
TCK to Boundary Scan Data Invalid to rising edge (Hold)
10
ns
J8
TRST Pulse Width (asynchronous to clock edges)
12
ns
J9
TCK falling to TDO Valid (signal from driven or three-state)
15
ns
J10
TCK falling to TDO High Impedance
2
15
ns
J11
TCK falling to Boundary Scan Data Valid (signal from driven or three-state)
15
ns
J12
TCK falling to Boundary Scan. Data High Impedance
1
15
ns
Table 18. 225 MAPBGA Pin Assignment
Name
Drive Type/
Strength
Load
(pF)
1st
Function
2nd
Function
Pinconfig
Register
Bit
GP
Pin
Reset
Notes
Address Bus
A1
O / 2 mA
30
––
X
H
3
A2
O / 2 mA
30
––
X
H
2
A3
O / 2 mA
30
––
X
H
1
A4
O / 2 mA
30
––
X
H
5
A5
O / 2 mA
30
––
X
G
1
A6
O / 2 mA
30
––
X
G
3
A7
O / 2 mA
30
––
X
G
2
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