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Overview
The i.MX28 family of multimedia applications processors is part of Freescale’s
ARM9™ product portfolio. The i.MX28 family integrates display, power management
and connectivity features unmatched in ARM9-based devices, reducing system
cost and complexity for cost-sensitive applications. With optimized performance
and power consumption, the i.MX28 is an ideal fit for battery-operated or fanless
portable equipment. Additionally, the LCD controller with touch screen capability
makes it possible to design creative and intuitive user interfaces required by many
applications. The i.MX28 family reaches new levels of integration in ARM9 devices
and provides the enablement needed to help design differentiated industrial,
automotive and consumer products in less time.
Target Applications
• Digitalpictureframes
• Human-machineinterfacefor
appliances, building contol, factory
automation, printers and security panels
• Industrialcontrol
• Mediagateways/accessories
• Portablemedical
• Smartenergygateways/meters
ConsumerandIndustrialMarkets
i.MX28 Family of
Applications Processors
Intelligentintegration,unmatched
i.MX28 Family
Security
HAB4
OTP AES Key
128-bit AES
SHA-2 Hashing
Timer x 4
PWM x 8
Watch Dog
DMA
i.MX28
ARM926EJ-S™ 454 MHz
16K I-Cache 32K D-Cache
Connectivity Advanced Connectivity
I
2
C x 2
I
2
S x 2
10/100 Ethernet
IEEE
®
1588 x 2
L2 Switch
CAN x 2 HS USB PHY x 2
Standard System
ETM
JTAG
System Debug
SPI x 4
UART x 6
GPIO
Analog
LDO x4
MMC+/SD x 4
12-bit ADC x 8
2 MSPS ADC x 1
Thermal
Protection
Power
Management
DC/DC 4.2V
Battery Charger
S/PDIF Tx
Audio
Internal
Memory
128 KB SRAM
128 KB ROM
User I/F
Touch Screen
Scaling
LCD Controller
Alpha Blending
Rotation
Color Space
Conversion
Ext Memory I/F
NAND
BCH 20-bit
DDR2
mDDR
LV-DDR2
i.MX28 Family
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