MCIMX281AVM4B Freescale Semiconductor, MCIMX281AVM4B Datasheet - Page 53
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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
3.4.14
This section describes the electrical information of the SSP, which includes SD/MMC4.3 (Single Data
Rate) timing, MMC4.4 (Dual Date Rate) timing, MS (Memory Stick) timing, and SPI timing.
3.4.14.1
Figure 36
Freescale Semiconductor
Card Input Clock
SSP Output / Card Inputs CMD, DAT (Reference to CLK)
SSP Input / Card Outputs CMD, DAT (Reference to CLK)
SD1
SD2
SD3
SD4
SD5
SD6
ID
Clock Frequency (Low Speed)
Clock Frequency (SD/SDIO Full Speed/High
Speed)
Clock Frequency (MMC Full Speed/High Speed)
Clock Frequency (Identification Mode)
Clock Low Time
Clock High Time
Clock Rise Time
Clock Fall Time
SSP Output Delay
output from SSP to card
input from card to SSP
depicts the timing of SD/MMC4.3, and
Synchronous Serial Port (SSP) AC Timing
SD/MMC4.3 (Single Data Rate) AC Timing
i.MX28 Applications Processors Data Sheet for Automotive Products, Rev. 0
Parameter
Table 57. SD/MMC4.3 Interface Timing Specification
DAT0
......
DAT7
CMD
DAT1
DAT0
......
DAT7
SCK
CMD
DAT1
Figure 36. SD/MMC4.3 Timing
SD3
SD5
SD6
SD2
Table 57
SD4
SD7
Symbols
t
t
f
f
f
t
f
t
t
PP
PP
PP
TLH
THL
WH
OD
WL
OD
lists the SD/MMC4.3 timing characteristics.
1
2
3
SD8
SD1
Min
100
—
—
-5
0
0
0
7
7
25/50
20/52
Max
400
400
—
—
3
3
5
Unit
MHz
MHz
kHz
kHz
ns
ns
ns
ns
ns
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