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DS07-13722-8E
FUJITSU SEMICONDUCTOR
DATA SHEET
Copyright2002-2006 FUJITSU LIMITED All rights reserved
“Check Sheet” is seen at the following support page
URL : http://www.fujitsu.com/global/services/microelectronics/product/micom/support/index.html
“Check Sheet” lists the minimal requirement items to be checked to prevent problems beforehand in system
development.
Be sure to refer to the “Check Sheet” for the latest cautions on development.
16-bit Proprietary Microcontroller
CMOS
F
2
MC-16LX MB90480/485 Series
MB90F481/F482/487B/488B/483C
MB90F488B/F489B/V480/V485B
■
DESCRIPTION
The MB90480/485 series is a 16-bit general-purpose FUJITSU microcontroller designed for process control in
consumer devices and other applications requiring high-speed real-time processing.
The F
2
MC-16LX CPU core instruction set retains the AT architecture of the F
2
MC*
1
family, with additional instruc-
tions for high-level languages, expanded addressing mode, enhanced multiply-drive instructions, and complete
bit processing. In addition, a 32-bit accumulator is provided to enable long-word processing.
The MB90480/485 series features embedded peripheral resources including 8/16-bit PPG, expanded I/O serial
interface, UART, 10-bit A/D converter, 16-bit I/O timer, 8/16-bit up/down-counter, PWC timer, I
2
C*
2
interface, DTP/
external interrupt, chip select, and 16-bit reload timer.
*1 : F
2
MC is the abbreviation for FUJITSU Flexible Microcontroller.
*2 : Purchase of Fujitsu I
2
C components conveys a license under the Philips I
2
C Patent Rights to use, these
components in an I
2
C system provided that the system conforms to the I
2
C standard a Specification as defined
by Philips.
■
FEATURES
Clock
Minimum instruction execution time: 40.0 ns/6.25 MHz base frequency multiplied
×
4 (25 MHz internal operating
frequency/3.3 V
±
0.3 V)
62.5 ns/4 MHz base frequency multiplied
×
4 (16 MHz internal operating
frequency/3.0 V
±
0.3 V) PLL clock multiplier
Maximum memory space: 16 Mbytes
(Continued)