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PDF MLC822A Data sheet ( Hoja de datos )
| Número de pieza | MLC822A | |
| Descripción | 8-Bit micro-controller | |
| Fabricantes | MEGAWIN | |
| Logotipo |  |
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MLC822A
8-Bit micro-controller with 660 dots LCD Driver
Features
• Single chip 8-bit micro-controller
• Operating voltage: 2.4V to 5.5V
• Memory :
♦ Program ROM: 48*1024 Bytes
♦ Data RAM (stack RAM included) : 3072
Bytes
♦ LCD RAM : 88 Bytes
• 10 input/output pins:
♦ Dedicated I/O pins: P0[5:0]
♦ Share pin I/O:
! P0[7:6]/(UART TX, RX)
! P1[0:1]/(SCLK, SDIO)
• Half duplex UART function
• Build-in Megawin E-flash interface
• Dedicated SPK pin for tone output
• LCD driver output:
♦ Max 60 segment × 11 common
♦ 1/11, 1/10, 1/9 duty and 1/4, 1/5 bias
driving mode
♦ Internal R-type VLCD divider
♦ 10 level programmable frame rate from
56.7Hz to 113.8Hz
• Two re-loadable 8-bit timers
• Two dividers
One 14-bit divider with the clock source
from sub-oscillator to generate a 2-Hz
interrupt
One 7-bit divider with the clock source
from main oscillator
• Build-in dual oscillation circuit:
♦ Ring oscillator up to
5MHz at 3.6V – 5.5V
4MHZ at 2.4V – 3.4V
for main oscillator (Fosc)
♦ 32768Hz crystal oscillator for
sub-oscillator (Fx32)
• Build-in 8-level battery-low detector circuit
This document contains information on a new product under development by MEGAWIN. MEGAWIN reserves the right to change or discontinue
this product without notice.
MEGAWIN Technology Co., Ltd. 2004 All rights reserved.
2003/01/19 version A4
MEGAWIN
1 page  
AC Characteristics
(Ta = 25° C; unless otherwise specified)
PARAMETER
SYM.
CPU Op. Frequency
FCPU
Frequency Deviation by
Voltage Drop for RC Oscillator
POR duration
∆f
f
TPOR
CONDITIONS
R=740KΩ, VDD = 3.0V
f(3.6V) - f(2.4V)
f(3.0V)
FOSC = 1 MHz
MIN.
-
-
TYP. MAX.
4-
57
UNIT
MHz
%
10 15
50
mS
5
MLC822A Technical Summary
MEGAWIN
5 Page | ||
| Páginas | Total 5 Páginas | |
| PDF Descargar | [ Datasheet MLC822A.PDF ] | |
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