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AKM AKD4629-A Manual

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The AKD4629-A is an evaluation board for the AK4629, a single chip CODEC that includes four channels
of ADC and six channels of DAC. The AKD4629-A also has the digital audio interface and can achieve the
interface with digital audio systems via opt-connector or BNC connector.
Ordering guide
AKD4629-A
• On-board analog output buffer circuit
• Compatible with 2 types of interface
- AK4118 (DIT&DIR) with optical output/input and BNC output/input
- Direct interface with AC3 decoder by 10pin header
• 10pin header for serial control interface
-12V +12V
LOUT1
ROUT1
LOUT2
ROUT2
LOUT3
ROUT3
LOUT4
ROUT4
LIN1+/LIN1
LIN1-
LIN2+/LIN2
LIN2-
*Circuit diagram and PCB layout are attached at the end of this manual.
<KM101901>
Evaluation board Rev.2 for AK4629
GENERAL DESCRIPTION
---
AK4629 Evaluation Board
(Cable for connecting with printer port of IBM-AT compatible PC
and control software are packed with this.) This control software can't operate
on Windows NT.
FUNCTION
AVDD
DVDD
Regulator
Regulator
+5V
Output
Buffer
Figure 1 AKD4629-A Block Diagram
TVDD GND
Regulator
AK4118
(DIT&DIR)
AK4629
[AKD4629-A]
AKD4629-A
+3.3V
BNC In
Opt In
Opt Out
BNC Out
AC3
10pin Header
Control Data
10pin Header
2011/01

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  • Page 1 The AKD4629-A is an evaluation board for the AK4629, a single chip CODEC that includes four channels of ADC and six channels of DAC. The AKD4629-A also has the digital audio interface and can achieve the interface with digital audio systems via opt-connector or BNC connector.

  • Page 2: Evaluation Board Manual

    [AKD4629-A] Evaluation Board Manual Operation sequence 1) Set up the power supply lines. (1-1) In case of using separate power supply lines <Default> Set up the jumper pins. JP82 JP83 JP84 AVDD DVDD TVDD REG JACK REG JACK REG JACK Set up the power supply lines.
  • Page 3 [AKD4629-A] Control mode (1) Parallel control mode <Default> (1-1) Set up Parallel/Serial select pin Set up SW2-6 (PS) to “H”. (See Table 3) (1-2) Set up the jumper pins JP61 JP63 JP62 SEL1 SEL2 SEL3 DIF0 SCL/CCLK DIF1 SDA/CDTI TDM0...
  • Page 4 [AKD4629-A] JP31 JP32 JP35 JP36 LIN2+ LIN2- RIN2+ RIN2- Canon RCA Canon GND CanonRCA CanonGND (1-1-2) Evaluation of ADC using DIT of AK4118 when differential inputs <Default> PORT2 (DIT) or J2 (BNC_TX) is used. Nothing should be connected to PORT4 (AC3).
  • Page 5 [AKD4629-A] (2) Evaluation of DAC using DIR of AK4118 <Default> J1 (BNC_RX) or PORT1 (DIR) is used. Nothing should be connected to PORT4 (AC3). (2-1) Set up the digital inputs Set up the jumper pins (When SDTI1, SDTI2, SDTI3, SDTI4 are selected at the same time).
  • Page 6 [AKD4629-A] DIP Switch set up [SW2] (MODE1): Mode settings for AK4629. About the TDM mode of AK4629, please refer to Page 18 of AK4629’s datasheet. Name “H” “L” Default TDM0 TDM Mode Normal Mode ADC Single-ended ADC Differential Input Mode...
  • Page 7 [AKD4629-A] AK4118 supplies AK4629’s Master Clock with MCKO1. OCKS1 OCKS0 MCKO1 MCKO2 X’tal fs (max) 256fs 256fs 256fs 96 kHz 256fs 128fs 256fs 96 kHz 512fs 256fs 512fs 48 kHz (default) 128fs 64fs 128fs 192 kHz Table 7 AK4118’s Master Clock Frequency Select (Stereo mode)

  • Page 8: 10Pin Connector

    [AKD4629-A] Serial Control The AK4629 can be controlled via the printer port (parallel port) of IBM-AT compatible PC. Connect PORT3 (CTRL) with PC by 10 wire flat cable packed with the AKD4629-A. PORT3 10 wire CTRL flat Cable Connect CCLK/SCL...

  • Page 9: Analog Input/Output Circuits

    JP37 canon RIN1+/RIN1 RIN1+ JP38 canon RINB1 RIN1- RIN1- MR-552LS LINA2 JP31 canon LIN2+/LIN2 LIN2+ JP32 canon LINB2 LIN2- LIN2- MR-552LS RINA2 JP35 canon RIN2+/RIN2 RIN2+ JP36 canon RINB2 RIN2- RIN2- MR-552LS Figure 3 AKD4629-A Analog Input Circuits <KM101902> 2012/04...
  • Page 10 -12V 330p 330p 4.7K 4.7k 4.7K 4.7k +12V +12V C108 R113 C106 OP275GPZ (short) LOUT4 OP275GPZ (short) LOUT3 LOUT4 LOUT3 R122 R120 (open) (open) -12V -12V 330p 330p 4.7K 4.7k 4.7K 4.7k Figure 4 AKD4629-A Analog Output Circuits <KM101902> 2012/04...

  • Page 11: Control Soft Manual

    10pin header. When running this control soft on the Windows 2000/XP, the driver which is included in the CD must be installed. Refer to the “Driver Control Install Manual for AKM Device Control Software” for installing the driver. When running this control soft via an AKDUSBIF-B interface board, driver installing is not necessary.

  • Page 12: Operation Overview

    [AKD4629-A] ■ Operation Overview Register map and testing tool can be controlled by this control soft. These controls are selected by upper tabs. Buttons which are frequently used such as register initializing button “Write Default”, are located outside of the switching tab window.

  • Page 13: Reg]: Register Map

    [AKD4629-A] 1. [REG]: Register Map This tab is for a register writing and reading. Each bit on the register map is a push-button switch. Button Down indicates “H” or “1” and the bit name is in red (when read only it is in deep red).
  • Page 14 [AKD4629-A] [Write]: Data Writing Dialog It is for when changing two or more bits on the same address at the same time. Click [Write] button located on the right of the each corresponded address for a pop-up dialog box. When checking the checkbox, the register will be “H” or “1”, when not checking the register will be “L” or ”0”.

  • Page 15: Tool]: Testing Tools

    [AKD4629-A] 2. [Tool]: Testing Tools This tab screen is for evaluation testing tool. Click buttons for each testing tool. <KM101902> 2012/04...
  • Page 16 [AKD4629-A] 2-1. [Repeat Test]: Repeat Test Dialog Click [Repeat Test] button in the Test tab to open the repeat test dialog shown below. Repeat writing test can be executed by this dialog. [Start] Button : Starts the repeat test. A dialog for saving a file of the test result will open when clicking this button.
  • Page 17 [AKD4629-A] 2-2. [Loop Setting]: Loop Dialog Click [Loop Setting] button in the Tool tab to open the loop setting dialog as shown below. Writing test can be executed. [ OK ] Button : Starts the test. [ Cancel ] Button : Closes the dialog and finishes the process.

  • Page 18: Dialog Boxes

    [AKD4629-A] Dialog Boxes 1. [All Reg Write]: All Register Write dialog box Click [All Reg Write] button in the main window to open register setting files. Register setting files saved by [SAVE] button can be applied. [Open (left)]: Selecting a register setting file (*.akr).
  • Page 19 [AKD4629-A] 2. [Data R/W]: Data R/W Dialog Box Click the [Data R/W] button in the main window for data read/write dialog box. Data write is available to specified address. Address Box: Input data address in hexadecimal numbers for data writing.

  • Page 20: Sequence Setting

    [AKD4629-A] 3. [Sequence]: Sequence Dialog Box Click [Sequence] button to open register sequence setting dialog box. Register sequence can be set in this dialog box. Sequence Setting Set register sequence by following process bellow. (1)Select a command Use [Select] pull-down box to choose commands.

  • Page 21: Control Buttons

    [AKD4629-A] [ Interval ]: Interval time Valid boxes for each process command are shown bellow. · No_use: None · Register: [Address], [Data], [Interval] · Reg(Mask): [Address], [Data], [Mask], [Interval] · Interval: [Interval] · Stop: None · End: None Control Buttons The function of Control Button is shown bellow.
  • Page 22 [AKD4629-A] 4. [Sequence(File)]: Sequence Setting File Dialog Box Click [Sequence(File)] button to open sequence setting file dialog box. Those files saved in the “Sequence setting dialog” can be applied in this dialog. [Open (left)]: Opening a sequence setting file (*.aks).

  • Page 23: Measurement Results

    [AKD4629-A] MEASUREMENT RESULTS 1) ADC part [Measurement condition] • Measurement unit : Audio Precision, System two, Cascade • MCLK : 512fs at 48kHz, 256fs at 96kHz • BICK : 64fs • fs : 48kHz, 96kHz • BW : 20Hz∼20kHz at fs=48kHz, 20Hz∼40kHz at 96kHz •...
  • Page 24 [AKD4629-A] 2) DAC part [Measurement condition] • Measurement unit : Audio Precision, System two, Cascade • MCLK : 512fs at 48kHz, 256fs at 96kHz, 128fs at 192kHz • BICK : 64fs • fs : 48kHz, 96kHz, 192kHz • BW : 20Hz∼20kHz at fs=48kHz, 20Hz∼40kHz at 96kHz, 20Hz~40kHz at 192kHz •...
  • Page 25 [AKD4629-A] 1.1.1 ADC (fs=48kHz, Single-ended Inputs) -100 -110 -120 -130 -140 FFT (Input=-0.5dBr, fin=1kHz) -100 -110 -120 -130 -140 FFT (Input=-60dBr, fin=1kHz) <KM101902> 2012/04...
  • Page 26 [AKD4629-A] -100 -110 -120 -130 -140 FFT (noise floor) -100 -105 -110 -115 -120 -140 -130 -120 -110 -100 THD + N vs. Input Level (fin=1kHz) <KM101902> 2012/04...
  • Page 27 [AKD4629-A] -100 -105 -110 -115 -120 THD + N vs. Input Frequency (Input=-0.5dBr) -100 -110 -120 -130 -140 -140 -130 -120 -110 -100 Linearity (fin=1kHz) <KM101902> 2012/04...
  • Page 28 [AKD4629-A] +0.75 +0.5 +0.25 -0.25 -0.5 -0.75 -1.25 -1.5 -1.75 Frequency Response (Input Level=-0.5dBr) -100 -105 -110 -115 -120 -125 -130 -135 -140 Crosstalk (Input Level=-0.5dBr) <KM101902> 2012/04...
  • Page 29 [AKD4629-A] 1.1.2 ADC (fs=96kHz, Single-ended Inputs) -100 -110 -120 -130 -140 FFT (Input=-0.5dBr, fin=1kHz) -100 -110 -120 -130 -140 FFT (Input=-60dBr, fin=1kHz) <KM101902> 2012/04...
  • Page 30 [AKD4629-A] -100 -110 -120 -130 -140 FFT (Noise floor) -100 -105 -110 -115 -120 -140 -130 -120 -110 -100 THD + N vs. Input Level (fin=1kHz) <KM101902> 2012/04...
  • Page 31 [AKD4629-A] -100 -105 -110 -115 -120 THD + N vs. Input Frequency (Input Level=-0.5dBr) -100 -110 -120 -130 -140 -140 -130 -120 -110 -100 Linearity (fin=1kHz) <KM101902> 2012/04...
  • Page 32 [AKD4629-A] +0.5 -0.5 -1.5 Frequency Response (Input Level=-0.5dBr) -100 -110 -120 -130 -140 -150 -160 Crosstalk <KM101902> 2012/04...
  • Page 33 [AKD4629-A] 1.2.1 ADC (fs=48kHz, Differential Inputs) -100 -110 -120 -130 -140 FFT (Input=-0.5dBr, fin=1kHz) -100 -110 -120 -130 -140 (Input=-60dBr, fin=1kHz) <KM101902> 2012/04...
  • Page 34 [AKD4629-A] -100 -110 -120 -130 -140 FFT (noise floor) -100 -105 -110 -115 -120 -140 -130 -120 -110 -100 THD + N vs. Input Level (fin=1kHz) <KM101902> 2012/04...
  • Page 35 [AKD4629-A] -100 -105 -110 -115 -120 THD + N vs. Input Frequency (Input=-0.5dBr) -100 -110 -120 -130 -140 -140 -130 -120 -110 -100 Linearity (fin=1kHz) <KM101902> 2012/04...
  • Page 36 [AKD4629-A] +0.75 +0.5 +0.25 -0.25 -0.5 -0.75 -1.25 -1.5 -1.75 Frequency Response (Input Level=-0.5dBr) -100 -110 -120 -130 -140 -150 -160 Crosstalk (Input Level=-0.5dBr) <KM101902> 2012/04...
  • Page 37 [AKD4629-A] 1.2.2 ADC (fs=96kHz, Differential Inputs) -100 -110 -120 -130 -140 FFT (Input=-0.5dBr, fin=1kHz) -100 -110 -120 -130 -140 FFT (Input=-60dBr, fin=1kHz) <KM101902> 2012/04...
  • Page 38 [AKD4629-A] -100 -110 -120 -130 -140 FFT (Noise floor) -100 -105 -110 -115 -120 -140 -130 -120 -110 -100 THD + N vs. Input Level (fin=1kHz) <KM101902> 2012/04...
  • Page 39 [AKD4629-A] -100 -105 -110 -115 -120 THD + N vs. Input Frequency (Input Level=-0.5dBr) -100 -110 -120 -130 -140 -140 -130 -120 -110 -100 Linearity (fin=1kHz) <KM101902> 2012/04...
  • Page 40 [AKD4629-A] +0.75 +0.5 +0.25 -0.25 -0.5 -0.75 -1.25 -1.5 -1.75 Frequency Response (Input Level=-0.5dBr) -100 -110 -120 -130 -140 -150 -160 Crosstalk (Input Level=-0.5dBr) <KM101902> 2012/04...
  • Page 41 [AKD4629-A] 2.1 DAC (fs=48kHz) -100 -110 -120 -130 -140 FFT (Input=0dBFS, fin=1kHz) -100 -110 -120 -130 -140 FFT (Input=-60dBFS, fin=1kHz) <KM101902> 2012/04...
  • Page 42 [AKD4629-A] -100 -110 -120 -130 -140 FFT (Noise floor) -100 -110 -120 -130 -140 100k FFT (Out-of-band noise) <KM101902> 2012/04...
  • Page 43 [AKD4629-A] -100 -105 -110 -115 -120 -140 -130 -120 -110 -100 dBFS THD + N vs. Input Level (fin=1kHz) -100 -105 -110 -115 -120 THD + N vs. Input Frequency (Input=0dBFS) <KM101902> 2012/04...
  • Page 44 [AKD4629-A] -100 -110 -120 -130 -140 -140 -130 -120 -110 -100 dBFS Linearity (fin=1kHz) +0.8 +0.6 +0.4 +0.2 -0.2 -0.4 -0.6 -0.8 Frequency Response (Including external RC filter) <KM101902> 2012/04...
  • Page 45 [AKD4629-A] -100 -110 -120 -130 -140 Crosstalk <KM101902> 2012/04...
  • Page 46 [AKD4629-A] 2.2 DAC (fs=96kHz) -100 -110 -120 -130 -140 FFT (Input=0dBFS, fin=1kHz) -100 -110 -120 -130 -140 FFT (Input=-60dBFS,fin=1kHz) <KM101902> 2012/04...
  • Page 47 [AKD4629-A] -100 -110 -120 -130 -140 FFT (Noise floor) -100 -110 -120 -130 -140 100k FFT (Out-of-band noise) <KM101902> 2012/04...
  • Page 48 [AKD4629-A] -100 -105 -110 -115 -120 -140 -130 -120 -110 -100 dBFS THD + N vs. Input Level (fin=1kHz) -100 -105 -110 -115 -120 THD + N vs. Input Frequency (Input=0dBFS) <KM101902> 2012/04...
  • Page 49 [AKD4629-A] -100 -110 -120 -130 -140 -140 -130 -120 -110 -100 dBFS Linearity (fin=1kHz) +1.5 +0.5 -0.5 -1.5 Frequency Response (Including external RC filter) <KM101902> 2012/04...
  • Page 50 [AKD4629-A] -100 -110 -120 -130 -140 Crosstalk (Input=0dBFS) <KM101902> 2012/04...
  • Page 51 [AKD4629-A] 2.3 DAC (fs=192kHz) -100 -110 -120 -130 -140 FFT (Input=0dBFS, fin=1kHz) -100 -110 -120 -130 -140 FFT (Input=-60dBFS,fin=1kHz) <KM101902> 2012/04...
  • Page 52 [AKD4629-A] -100 -110 -120 -130 -140 FFT (Noise floor) -100 -110 -120 -130 -140 100k FFT (Out-of-band noise) <KM101902> 2012/04...
  • Page 53 [AKD4629-A] -100 -105 -110 -115 -120 -140 -130 -120 -110 -100 dBFS THD + N vs. Input Level (fin=1kHz) -100 -105 -110 -115 -120 THD + N vs. Input Frequency (Input=0dBFS) <KM101902> 2012/04...
  • Page 54 [AKD4629-A] -100 -110 -120 -130 -140 -140 -130 -120 -110 -100 dBFS Linearity (fin=1kHz) +2.5 +1.5 +0.5 -0.5 -1.5 -2.5 Frequency Response (Including external RC filter) <KM101902> 2012/04...
  • Page 55 [AKD4629-A] -100 -110 -120 -130 -140 Crosstalk (Input=0dBFS) <KM101902> 2012/04...

  • Page 56: Revision History

    AKM harmless from any and all claims arising from the use of said product in the absence of such notification.
  • Page 57 48pin_1 48pin_1 TP24 TP24 TP31 TP31 TP32 TP32 TP33 TP33 TP34 TP34 48pin_2 48pin_2 Title Title Title AKD4629-A-MAIN AKD4629-A-MAIN AKD4629-A-MAIN Size Size Size Document Number Document Number Document Number AK4629 AK4629 AK4629 MCLK BICK LRCK SDTI1 SDTI2 SDTI3 SDTI4 DFS0...
  • Page 58 LRCK_SEL Jp12 Jp12 0.1u 0.1u 0.1u 0.1u BNC_TX BNC_TX +3.3V DA02 DA02 Title Title Title AKD4629-A-Main AKD4629-A-Main AKD4629-A-Main Size Size Size Document Number Document Number Document Number AK4114 Date: Date: Date: Monday, December 21, 2009 Monday, December 21, 2009 Monday, December 21, 2009...
  • Page 59 JP34 JP34 RINB1 LINB1 RIN1- RIN1- RIN1- LIN1- LIN1- LIN1- MR-552LS MR-552LS MR-552LS MR-552LS Title Title Title AKD4629-A-MAIN <Title> <Title> <Title> Size Size Size Document Number Document Number Document Number Analog Input <Doc> <Doc> <Doc> Date: Date: Date: Tuesday, December 01, 2009...
  • Page 60 (open) -12V 330p C54 330p 330p C56 330p 4.7K 4.7K 4.7k 4.7k 4.7K 4.7K 4.7k 4.7k Title Title Title AKD4629-A-MAIN <Title> <Title> <Title> Size Size Size Document Number Document Number Document Number Analog Output <Doc> <Doc> <Doc> Date: Date: Date:...
  • Page 61 TVDD SEL3 SEL3 DIF2 SEL2 SEL2 100k 100k DIF1 TDM0 JP64 JP64 SMUTE SMUTE Title Title Title AKD4629-A-MAIN <Title> <Title> <Title> Size Size Size Document Number Document Number Document Number Digital I/F <Doc> <Doc> <Doc> Date: Date: Date: Wednesday, August 04, 2010...
  • Page 62 C109 C110 C110 0.1u 0.1u 0.1u 0.1u 0.1u 0.1u 0.1u 0.1u 0.1u 0.1u 0.1u 0.1u Title Title Title AKD4629-A-MAIN <Title> <Title> <Title> Size Size Size Document Number Document Number Document Number Power Supply <Doc> <Doc> <Doc> Date: Date: Date: Sheet...

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