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© Freescale Semiconductor, Inc., 2005–2008. All rights reserved.
Freescale Semiconductor
Data Sheet: Technical Data
Freescale reserves the right to change the detail specifications as may be required to permit improvements in the
design of its products.
Document Number: MC9328MX21
Rev. 3.4, 07/2010
MC9328MX21
Package Information
(MAPBGA–289)
Ordering Information: See Table 1 on page 3
1 Introduction
Freescale’s i.MX family of microprocessors has
demonstrated leadership in the portable handheld
market. Building on the success of the MX (Media
Extensions) series, the i.MX21 (MC9328MX21)
provides a leap in performance with an ARM926EJ-S
™
microprocessor core that provides accelerated Java
support in addition to highly integrated system functions.
The i.MX21 device specifically addresses the needs of
the smartphone and portable product markets with
intelligent integrated peripherals, advanced processor
core, and power management capabilities.
The i.MX21 features the advanced and power-efficient
ARM926EJ-S core operating at speeds up to 266 MHz
and is part of a growing family of Smart Speed products
that offer high performance processing optimized for
lowest power consumption. On-chip modules such as a
video accelerator module, LCD controller, USB On-The-
Go, 1-Wire
®
interface, CMOS sensor interface, and
synchronous serial interfaces offer designers a rich suite
of peripherals that can enhance many products seeking to
provide a rich multimedia experience.
MC9328MX21
266 MHz
Contents
1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
2. Signal Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
3. Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
4. Pin Assignment and Package Information . . . . . . . . . . . 96
5. Document Revision History . . . . . . . . . . . . . . . . . . . . . . 99
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