MCIMX281AVM4B Freescale Semiconductor, MCIMX281AVM4B Datasheet - Page 23
MCIMX281AVM4B
Manufacturer Part Number
MCIMX281AVM4B
Description
IC MPU I.MX28 1.2 289MAPBGA
Manufacturer
Freescale Semiconductor
Series
i.MX28r
Datasheets
1.MCIMX283DVM4B.pdf
(2327 pages)
2.MCIMX283DVM4B.pdf
(20 pages)
3.MCIMX281AVM4B.pdf
(72 pages)
Specifications of MCIMX281AVM4B
Core Processor
ARM9
Core Size
32-Bit
Speed
454MHz
Connectivity
CAN, EBI/EMI, Ethernet, I²C, MMC, SmartCard, SPI, SSI, UART/USART, USB OTG
Peripherals
DMA, I²S, LCD, POR, PWM, WDT
Program Memory Size
128KB (32K x 32)
Program Memory Type
Mask ROM
Ram Size
32K x 32
Voltage - Supply (vcc/vdd)
1.25 V ~ 5.25 V
Data Converters
A/D 17x12b
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
289-LFBGA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Number Of I /o
-
Eeprom Size
-
Lead Free Status / Rohs Status
Supplier Unconfirmed
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Section Number
Freescale Semiconductor, Inc.
10.3
10.4
10.5
10.6
10.7
10.8
CLKCTRL Digital Clock Divider................................................................................................................................849
Clock Frequency Management.....................................................................................................................................852
Analog Clock Control...................................................................................................................................................853
CPU and EMI Clock Programming..............................................................................................................................853
Chip Reset.....................................................................................................................................................................854
Programmable Registers...............................................................................................................................................855
10.2.2
10.2.3
10.3.1
10.3.2
10.3.3
10.8.1
10.8.2
10.8.3
10.8.4
10.8.5
10.8.6
10.8.7
10.8.8
10.8.9
10.8.10
10.8.11
10.8.12
Logical Diagram of Clock Domains..........................................................................................................847
Clock Domain Description........................................................................................................................848
Integer Clock Divide Mode.......................................................................................................................850
Fractional Clock Divide Mode..................................................................................................................850
Gated Clock Divide Mode.........................................................................................................................852
System PLL0, System/USB0 PLL Control Register 0 (HW_CLKCTRLPLL0CTRL0)..........................856
System PLL0, System/USB0 PLL Control Register 1 (HW_CLKCTRLPLL0CTRL1)..........................858
System PLL1, USB1 PLL Control Register 0 (HW_CLKCTRLPLL1CTRL0).......................................859
System PLL1, USB1 PLL Control Register 1 (HW_CLKCTRLPLL1CTRL1).......................................861
System PLL2, Ethernet PLL Control Register 0 (HW_CLKCTRLPLL2CTRL0)...................................862
CPU Clock Control Register (HW_CLKCTRLCPU)...............................................................................863
AHB, APBH Bus Clock Control Register (HW_CLKCTRLHBUS)........................................................865
APBX Clock Control Register (HW_CLKCTRLXBUS).........................................................................867
XTAL Clock Control Register (HW_CLKCTRLXTAL)..........................................................................868
Synchronous Serial Port0 Clock Control Register (HW_CLKCTRLSSP0).............................................869
Synchronous Serial Port1 Clock Control Register (HW_CLKCTRLSSP1).............................................870
Synchronous Serial Port2 Clock Control Register (HW_CLKCTRLSSP2).............................................871
10.2.3.1
10.2.3.2
10.2.3.3
10.3.2.1
i.MX28 Applications Processor Reference Manual, Rev. 1, 2010
10.3.2.1.1
CLK_P, CLK_H......................................................................................................................848
CLK_EMI...............................................................................................................................849
System Clocks.........................................................................................................................849
Fractional Clock Divide Example, Divide by 3.5...................................................................851
Fractional ClockDivide Example, Divide by 3/8..................................................851
Title
Page
23
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