ATJ2085 ETC, ATJ2085 Datasheet - Page 3

• Manufacturer Part Number: ATJ2085
• Description: Atj2085 is a Single-chip for Flash-based Digital Music Player
• Manufacturer: ETC

ATJ2085
Declaration ................................................................................................................................................1
CONTENTS...............................................................................................................................................2
1. Description ............................................................................................................................................4
2. Features ................................................................................................................................................4
3. Pin Description ......................................................................................................................................6
4. Function Description ...........................................................................................................................10
5. Electrical Characteristics.....................................................................................................................20
Copyright © 2004 Actions Semiconductor Co., Ltd. All rights reserved.
3.1 Pin Sort by Number .....................................................................................................................6
4.1 Functional Block Diagram..........................................................................................................10
4.2 MCU Core .................................................................................................................................. 11
4.3 DSP Core................................................................................................................................... 11
4.4 DMA Controller .......................................................................................................................... 11
4.5 General Purpose IO Ports ......................................................................................................... 11
4.6 RTC/CTC/Watch Dog Timer......................................................................................................13
4.7 Oscillator/PLL.............................................................................................................................13
4.8 Power Management Unit (PMU)................................................................................................14
4.9 ADC............................................................................................................................................15
4.10 DAC..........................................................................................................................................16
4.11 Headphone Driver ....................................................................................................................17
4.13 External Memory Interface ......................................................................................................17
4.14 I2C Interface ............................................................................................................................18
4.15 USB 2.0(FS) SIE......................................................................................................................19
4.16 FM Interface.............................................................................................................................20
5.1 Absolute Maximum Ratings .......................................................................................................20
5.2 Capacitance ...............................................................................................................................21
5.3 DC Characteristics.....................................................................................................................21
5.4 AC Characteristics .....................................................................................................................22
VER 1.5
4.15.1 Hard Core ......................................................................................................................20
4.15.2 Interrupts........................................................................................................................20
5.4.1 AC test input waveform ...................................................................................................22
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CONTENTS
Page 2
DATA SHEET
8/18/2004
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