
- •1. General Description
- •2. Features
- •3. Table of Contents
- •4. Block Diagram
- •5. Pin Configurations and Functions
- •■ Pin Configurations
- •■ Pin Functions
- •■ Handling of Unused Pin
- •6. Absolute Maximum Ratings
- •7. Recommended Operating Conditions
- •8. Electrical Characteristics
- •■ Analog Characteristics
- •■ DSD Mode
- •■ Sharp Roll-Off Filter Characteristics
- •■ Slow Roll-Off Filter Characteristics
- •■ Short Delay Sharp Roll-Off Filter Characteristics
- •■ Short Delay Slow Roll-Off Filter Characteristics
- •■ Low Dispersion Short Delay Filter Characteristics
- •■ DSD Filter Characteristics
- •■ DC Characteristics
- •■ Switching Characteristics
- •■ Timing Diagram
- •9. Functional Descriptions
- •■ D/A Conversion Mode (PCM Mode, DSD Mode, EXDF Mode)
- •■ D/A Conversion Mode Switching Timing
- •■ System Clock
- •[1] PCM Mode
- •(1) Pin Control Mode (PSN pin = “H”)
- •(2) Register Control Mode (PSN pin = “L”)
- •[2] DSD Mode (Register Control Mode only)
- •[3] External Digital Filter Mode (EXDF Mode; Register Control mode only)
- •■ Audio Interface Format
- •(2) Data Slot Selection Function
- •[2] DSD Mode (Register Control Mode only)
- •[3] External Digital Filter Mode (EXDF mode; Register Control Mode only)
- •■ Digital Filter
- •■ De-emphasis Filter (PCM)
- •■ Output Volume (PCM, DSD and EXDF Modes; Register Control Mode only)
- •■ Gain Adjustment Function (PCM, DSD and EXDF Modes; Register Control Mode only)
- •■ Zero Detection (PCM, DSD and EXDF Modes; Register Control Mode only)
- •■ LR Channel Output Signal Select, Phase Inversion Function (PCM, DSD and EXDF Modes)
- •■ Sound Quality Adjustment Function (PCM, DSD, EXDF; Register Control Mode only)
- •■ DSD Signal Full-Scale (FS) Detection
- •■ Soft Mute Operation (PCM, DSD, EXDF)
- •■ Shutdown Switch
- •■ Analog Output Overcurrent Protection
- •■ Power Up/Down Function
- •■ Power-OFF/Reset Function
- •[1] Power ON/OFF by MCLK Clock
- •[2] Power ON/OFF by PW bit
- •[3] Reset by RSTN bit
- •■ Synchronize Function (PCM, EXDF)
- •■ Register Control Interface
- •■ Register Map
- •■ Register Definitions
- •10. Recommended External Circuits
- •11. Package
- •■ Outline Dimensions (48-pin LQFP)
- •■ Material & Terminal Finish
- •■ Marking
- •12. Ordering Guide
- •■ Ordering Guide
- •13. Revision History
- •IMPORTANT NOTICE

[AK4493]
11. Package
■ Outline Dimensions (48-pin LQFP)
9.00
7.00
36 |
25 |
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37
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9.00 |
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7.00 |
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48
1 |
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12 |
0.50 |
0.22±0.05 |
0.10 M |
0.200.09 |
1.00 |
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0.10 S
0.60±0.15
■ Material & Terminal Finish
Package Molding Compound: Epoxy, Halogen (Br and Cl) free Lead Frame Material: EFTEC-64T
Terminal Surface Treatment: Solder (Pb free) plate
017012230-E-00
- 101 -
24
13
0 7
1.40±0.05 |
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1.60MAX |
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S |
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0.05 0.15
2017/12

[AK4493]
■ Marking
AKM
AK4493EQ
XXXXXXX
48
1
1)Pin #1 indication
2)Date Code: XXXXXXX (7 digits)
3)Marking Code: AK4493EQ
4)AKM Logo
017012230-E-00 |
2017/12 |
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- 102 - |