Single chip 8-bit Operation voltage: 2.4V 5.5V Memory: Dual-chann

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Single chip 8-bit Operation voltage: 2.4V 5.5V Memory: Dual-chann

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(Preliminary) MLC081B Series 8-bit micro-controller with voice synthesizer melody
Single chip 8-bit Operation voltage: 2.4V 5.5V Memory:
Dual-channel melody with programmable
envelope
Programmable sample rate
voice/melody function
(shared program data): 256K 48KBytes
serial input port voltage
comparator built-in
Data RAM: Bytes
input/output pins with wake-up function power-down modes saving power
consumption:
Three re-loadable 16-bit timers watchdog timer built-in Oscillator
Sleep mode: micro-controller operation (main- sub-oscillator still oscillating)
Single dual clock operation selected code option
Main oscillator operation crystal mode selected code option
Stop mode: micro-controller operation (all oscillators stop oscillating)
Crystal/Ceramic oscillator 4MHz 2.4V 8MHz 3.6V
current output voice
synthesizer
oscillator 4MHz 2.4V
General Description
MLC081B series integrates 8-bit core, SRAM, timer, system control circuits CMOS silicon gate technology. store voice, melody, data table program. This chip very suitable instruments, speech products, intelligent educational Twenty-four pins used keypad control, motor control, application, indicators communication with other toys, etc. melody function with programmable envelope, which perform harmonic music with different timbres.
systems. This chip implement dual tone
This document contains information product under development MEGAWIN. MEGAWIN reserves right change discontinue this product without notice. MEGAWIN Technology Co., Ltd. 2004 rights reserved. 2004/01 version
MEGAWIN
Description
Name AGND, AVDD, OSCO, OSCI X32O, X32I /RES TEST SPK2 SPK1 P0.0 P0.7 P1.0 P1.7 Description Ground pins, ground pins should connected outside individually Positive power pins, power pins should connected outside individually crystal oscillator pins 32.768KHz crystal oscillator pins System reset (low active) test mode only output output Programmable ports with interrupt function Programmable ports. Port P1.3, P1.4, P1.5 serial input port. Port1.6, output with carrier. Programmable ports. Port 2.4~2.6 voltage comparator.
P2.0 P2.7
MLC081B Series Technical Summary
MEGAWIN
Block Diagram
Tone gatting logic
I/O,
Port Port Port SPK1 SPK2
TM0,
SRAM/Register
Divider
System Clock Generator
OSCO
X32O
MEGAWIN
OSCI
AGND
AVDD
X32I
MLC081B Series Technical Summary
Assignment
CI(R) /RES X32O X32I (0,0)
AVdd AGND
MLC081B Series Technical Summary
MEGAWIN
Absolute Maximum Rating
PARAMETER Supply Voltage Ground Potential Applied Input Output Voltage Power Dissipation Ambient Operating Temperature Storage Temperature RATING -0.3 +5.0 -0.3 +5.0 +150 UNIT
Note: Exposure conditions beyond those listed under Absolute Maximum Ratings adversely affect life reliability device.
Characteristics
(VDD-VSS FOSC 4MHz, unless otherwise specified)
PARAMETER Voltage Current Standby Current output driving current
SYM. ISTB IDAC
CONDITIONS load (Ext.-V) normal operation load (Ext.-V) DAC_DRV DAC_DRV DAC_DRV DAC_DRV
MIN.
TYP. 1.30 1.84 2.60 3.67 350K
MAX. 0.2VDD
UNIT
Input High Voltage Input Voltage Port drive current Port P1.4~1.7, P2.4~2.7 sink current Port 1.0~1.3, 2.0~2.3 sink current Internal Pull-high Resistor Internal Pull-high Resistor
IOL0 IOL1 RPH0 RPH1
2.7V, 3.0V 0.4V, 3.0V 0.4V, 3.0V port only
Characteristics
PARAMETER Frequency SYM. FCPU CONDITIONS RC/Crystal, 3.0V RC/Crystal, 5.0V Frequency Deviation Voltage Drop Oscillator duration TPOR f(3.0V) f(2.4V) f(3.0V) FOSC MIN. TYP. MAX. UNIT
MEGAWIN
MLC081B Series Technical Summary

Single chip 8-bit Operation voltage: 2.4V 5.5V Memory: Dual-chann

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