AKD4368-A Evaluation board Rev.1 AK4368 GENERAL DESCRIPTION

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AKD4368-A Evaluation board Rev.1 AK4368 GENERAL DESCRIPTION

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[AKD4368-A]
AKD4368-A
Evaluation board Rev.1 AK4368
GENERAL DESCRIPTION AKD4368 evaluation board 24bit with built-in Headphone Amplifier, AK4368. AKD4368 interface with AKM's evaluation boards. Therefore, it's easy evaluate AK4368. AKD4368 also digital audio interface achieve interface with digital audio systems opt-connector. Ordering guide
AKD4368 -Evaluation board AK4368 (Cable connecting with printer port IBM-AT compatible control software packed with this. This control software does operate Windows NT.)
FUNCTION Compatible with types interface Direct interface with AKM's converter evaluation boards On-board AK4114 which accepts optical input 10pin header serial control interface
3.6V
5.0V
Regulator 3.0V
AK4114 (DIR)
AK4368
Data 10pin Header
LOUT ROUT
Figure AKD4368 Block Diagram Circuit diagram layout attached this manual.
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[AKD4368-A]
Evaluation Board Manual Operation sequence
power supply lines. [AVDD] (orange) 3.6V [HVDD] (orange) 3.6V [D3V] (orange) 3.6V [VCC] (red) 5.0V [AGND] (black) [DGND] (black)
AVDD, DVDD PVDD AK4368 (typ. 2.4V) HVDD AK4368 (typ. 2.4V) 74LVC541 74LVC245A (typ. 2.4V) logic (typ. 5.0V) analog ground logic ground
Each supply line should distributed from power supply unit.
evaluation mode, jumper pins. (See followings.) Power AK4368 AK4114 should resets once bringing (DAC_PDN) (DIR_PDN) upon power-up.
Evaluation mode
case AK4368 evaluation using AK4114, necessary correspond audio interface format AK4368 AK4114. About AK4368's audio interface format, refer datasheet AK4368. About AK4114's audio interface format, refer Table this manual.
Applicable Evaluation Mode Master Mode Slave Mode Slave Mode (3-1) case using (Optical Link) <default> (3-2) case connecting AK4368 with external Master Mode
PORT3 (ROM) used. Nothing should connected PORT1 (DIR). MCLK, BICK, LRCK SDATA supplied from DSP. possible evaluate various sampling frequencies using built-in AK4368's PLL.
27MHz,26MHz,19.8MHz,19.68MHz, 19.2MHz,15.36MHz,14.4MHz,13MHz, 12MHz,11.2896MHz
AK4368
MCKI MCKO BICK LRCK SDATA
256fs/128fs/64fs/32fs 32fs, 64fs
MCLK BCLK LRCK SDTO
Figure Master Mode
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[AKD4368-A]
should SW1. SDTI,LRCK,BICK PORT3 should connected SDTO,LRCK,BICK DSP. case supplying MCKO from DSP, test pin(MCKO)on board should connected MCLK DSP. system clock supplied ways below.
Supplied MCKI from
JP12 PHASE JP13 BICK JP16 MCLK JP17 JP18 LRCK JP19 SDTI
MCKO
Supplied MCKI from MCLK(PORT3)
JP12 PHASE JP13 BICK JP16 MCLK JP17 JP18 LRCK JP19 SDTI
MCKO
Slave Mode PORT3 (ROM) used. BICK,LRCK,SDATA supplied from DSP. Nothing should connected PORT1 (DIR). MCKO needed synchronous singal BICK LRCK. should SW1.
27MHz,26MHz,19.8MHz,19.68MHz, 19.2MHz,15.36MHz,14.4MHz,13MHz, 12MHz,11.2896MHz
AK4368
MCKI MCKO BICK LRCK SDATA
256fs/128fs/64fs/32fs 32fs, 64fs
MCLK BCLK LRCK SDTO
Figure Slave Mode test (MCKO) board should connected MCLK DSP. System clock MCKI supplied from PORT3. Setup jumper pins same (1)PLL Master Mode.
<KM077800>
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[AKD4368-A]
Slave Mode
AK4368
MCKO 256fs, 512fs 1024fs MCKI BICK LRCK SDATA 32fs MCLK BCLK LRCK SDTO
Figure Slave Mode
(3-1) case using (Optical Link) <default>
PORT1 (DIR) used. generates MCLK, BICK, LRCK SDATA from received data through optical connector (TORX176). Nothing should connected PORT3 (DSP) J17. JP17(EXT)should short. should SW1.
JP12 PHASE JP13 BICK JP16 MCLK JP17 JP18 LRCK JP19 SDTI
MCKO
When AK4114 used, JP14 (MKFS) JP15 (BCFS) used. Theerfore, JP14 (MKFS) should "x1" JP15 (BCFS) should "64fs". AK4114 does operate under 32kHz. Therefore, this mode corresponds 32kHz over.
(3-2) case connecting AK4368 with external
PORT3 (ROM) used. MCLK, BICK, LRCK SDATA supplied from PORT3. Nothing should connected PORT1 (DIR). JP17(EXT) should short.
JP12 PHASE JP13 BICK JP16 MCLK JP17 JP18 LRCK JP19 SDTI
MCKO
When interface signals externally, JP14 (MKFS) JP15 (BCFS) used. Therefore, JP14 (MKFS) should "x1" JP15 (BCFS) should "64fs". JP12 (PHASE) jumper which decides polarity BICK, JP12 should "THR" "INV" according audio interface format.
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[AKD4368-A]
Switch
[SW1] Mode Setting AK4368 AK4114 "H", "L". Name DIF0 DIF2 CAD0 CAD1 ("H") ("L")
AK4114 Audio Format Setting Table AK4114 X'tal Mode AK4114 Mode Fixed Master mode Slave mode
Note: when PLL, Master Mode Table Mode Setting AK4368 AK4114 Mode DIF2 DIF0 AK4114 SDTO 16bit, justified 18bit, justified 24bit, justified 24bit,
(default)
Note: DIF1 fixed board Table Setting AK4114 audio interface format
Other jumper pins
(GND) Analog ground Digital ground OPEN Separated. <default> SHORT Common. (The connector "DGND" open.) JP14 (MKFS) MCLK Frequency 256fs<default> 512fs 1024fs JP15 (BCFS) BICK Frequency 32fs 32fs frequency 64fs 64fs frequency<default>
function toggle
Upper-side lower-side "L". [SW2] (DIR): Power down AK4114. Keep during normal operation. Keep when AK4114 used. [SW3] (PDN): Power down AK4368. Keep during normal operation.
Indication
[LED1] (ERF): Monitor INT0 AK4114. turns when some error occurred AK4114.
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[AKD4368-A]
Serial Control
AK4368 controlled printer port (parallel port) IBM-AT compatible Connect PORT4 (CTRL) with wire flat cable packed with AKD4368.
Connect
CCLK CDTI AKD4368
Wire Flat Cable 10pin Connector 10pin Header
Figure Connect wire flat cable
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[AKD4368-A]
Input Output circuit Set-up jumper Input Output circuits
Input Circuit External analog signal through connector. MIN, LIN, Input circuits
(SHORT)
(SHORT)
(SHORT)
Figure MIN, LIN, Input circuits
Output Circuit LOUT,ROUT Output Circuit
LOUT
LOUT ROUT
ROUT
Figure LOUT,RO Output Circuit
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[AKD4368-A]
HPL, Output Circuit
(SHORT)
(SHORT)
Figure HPL, Output Circuit
2)-1. Outputs pins applied
2)-2. Outputs pins applied
assumes responsibility trouble when using circuit examples.
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[AKD4368-A]
Control Software Manual Set-up evaluation board control software
AKD4368 according previous term. Connect IBM-AT compatible with AKD4368 10-line type flat cable (packed with AKD4368). Take care direction 10pin header. (Please install driver CD-ROM when this control software used Windows 2000/XP. Please refer "Installation Manual Control Software Driver device control software". case Windows95/98/ME, this installation needed. This control software does operate Windows NT.) Insert CD-ROM labeled "AK4368 Evaluation Kit" into CD-ROM drive. Access CD-ROM drive double-click icon "akd4368.exe" control program. Then please evaluate according follows.
Operation flow
Keep following flow. control program according explanation above. Click "Port Reset" button. Click "Write default" button
Explanation each buttons
[Port Reset] [Write default] [All Write] [Function1] [Function2] [Function3] [Function4] [Function5]: [SAVE] [OPEN] [Write] interface board (AKDUSBIF-A) when using board. Initialize register AK4368. Write registers that currently displayed. Dialog write data keyboard operation. Dialog write data keyboard operation. sequence register setting executed. sequence that created [Function3] assigned buttons executed. register setting that created [SAVE] function main window assigned buttons executed. Save current register setting. Write saved values register. Dialog write data mouse operation.
Indication data
Input data indicated register map. letter indicates blue indicates "0". Blank part that defined datasheet.
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[AKD4368-A]
Explanation each dialog [Write Dialog]: Dialog write data mouse operation
There dialogs corresponding each register. Click [Write] button corresponding each register dialog. check check box, data becomes "1". not, "0". want write input data AK4368, click [OK] button. not, click [Cancel] button.
[Function1 Dialog] Dialog write data keyboard operation
Address Box: Data Box: Input registers address figures hexadecimal. Input registers data figures hexadecimal.
want write input data AK4368, click [OK] button. not, click [Cancel] button.
[Function2 Dialog] Dialog evaluate DATT
There dialogs corresponding register 06h. Address Box: Input registers address figures hexadecimal. Start Data Box: Input starts data figures hexadecimal. Data Box: Input data figures hexadecimal. Interval Box: Data written AK4368 this interval. Step Box: Data changes this step. Mode Select Box: check this check box, data reaches data, returns start data. [Example] Start Data Data Data flow: check this check box, data reaches data, does return start data. [Example] Start Data Data Data flow: want write input data AK4368, click [OK] button. not, click [Cancel] button.
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[AKD4368-A]
[SAVE] [OPEN]
4-1. [SAVE]
current register setting values displayed main window saved file. extension file name "akr". <Operation flow> Click [SAVE] Button. file name click [SAVE] Button. extension file name "akr".
4-2. [OPEN]
register setting values saved [SAVE] written AK4368. file type same [SAVE]. <Operation flow> Click [OPEN] Button. Select file (*.akr) Click [OPEN] Button.
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[Function3 Dialog]
sequence register setting executed. Click [F3] Button. default setting sequence DAC->HP(3D=OFF) displayed. Jump below default setting sequence used. other setting sequence required. control sequence. address, Data Interval time. "-1" address step where sequence should paused. Click [START] button. Then this sequence executed. sequence paused step Interval="-1". Click [START] button, sequence restarts from paused step. This sequence saved opened [SAVE] [OPEN] button Function3 window. extension file name "aks".
Figure Window [F3]
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[Function4 Dialog]
sequence file (*.aks) saved [Function3] listed files, assigned buttons then executed. When [F4] button clicked, window shown Figure opens.
Figure [F4] window
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[AKD4368-A]
6-1. [OPEN] buttons left side [START] buttons
Click [OPEN] button select sequence file (*.aks) saved [Function3]. sequence file name displayed shown Figure case that selected sequence file name "DAC_Stereo_ON.aks")
Figure [F4] window(2) Click [START] button, then sequence executed.
6-2. [SAVE] [OPEN] buttons right side
[SAVE] name assign sequence file displayed [Function4] window saved file. file name "*.ak4". [OPEN] name assign sequence file(*.ak4) saved [SAVE] loaded.
6-3. Note
This function doesn't support pause function sequence function. files used [SAVE] [OPEN] function right side need same folder. When sequence changed [Function3], sequence file (*.aks) should loaded again order reflect change.
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[AKD4368-A]
[Function5 Dialog]
register setting file(*.akr) saved [SAVE] function main window listed files, assigned buttons then executed. When [F5] button clicked, window shown Figure opens.
Figure [F5] window
7-1. [OPEN] buttons left side [WRITE] button
Click [OPEN] button select register setting file (*.akr). register setting file name displayed shown Figure case that selected file name "DAC_Output.akr") Click [WRITE] button, then register setting executed.
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[AKD4368-A]
Figure [F5] windows(2)
7-2. [SAVE] [OPEN] buttons right side
[SAVE] name assign register setting file displayed [Function5] window saved file. file name "*.ak5". [OPEN] name assign register setting file(*.ak5) saved [SAVE] loaded.
7-3. Note
files used [SAVE] [OPEN] function right side need same folder. When register setting changed [SAVE] Button main window, register setting file (*.akr) should loaded again order reflect change.
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[AKD4368-A]
MEASUREMENT RESULTS
[Measurement condition] Measurement unit Audio Precession System Cascade MCLK 11.2896MHz BICK 64fs 44.1kHz 24bit Measurement mode Slave mode Power Supply HVDD 3.3V Measurement Filter 10Hz 20kHz Temperature Room
Parameter Analog Output Characteristics HPAMP THD+N (-3dBFS Output) D-Range (-60dB Output, A-weighted) (A-weighted) LOUT THD+N (0dBFS Output) D-Range (-60dB Output, A-weighted) (A-weighted)
Result (Lch Rch) -56.5 -57.0 90.7 90.7 90.8 90.8 -75.8 -75.7 88.7 88.4 88.7 88.4
Unit
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[Plot Headphone Amp]
-100 -140 -130 -120
AK4368 HP-AMP THD+N Input Level (fs= 44.1kHz, fin= 1kHz)
-110
-100
dBFS
Figure THD+N Input Level
-100
AK4368 HP-AMP THD+N Input Frequency (fs= 44.1kHz, fin= 1kHz)
Figure THD+N Input Frequency
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-100 -110 -120 -130 -140 -140
AK4368 HP-AMP Linearity (fs= 44.1kHz, fin= 1kHz)
-130
-120
-110
-100
dBFS
Figure Linearity
AK4368 HP-AMP Freq response(fs= 44.1kHz, Input Level= -3dB)
Figure Frequency Response (Boost off) (including external HPF)
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-100 -110 -120 -130 -140 -150 -160
AK4368 HP-AMP FFT(fs=44.1kHz, fin=1kHz, Input Level -3dB)
Figure Plot(1kHz,-3dB)
-100 -110 -120 -130 -140 -150 -160
AK4368 HP-AMP FFT(fs=44.1kHz, fin=1kHz, Input Level -60dB)
Figure Plot(1kHz,-3dB)
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-100 -110 -120 -130 -140 -150 -160
AK4368 HP-AMP Noise Floor data Input)
Figure Plot(Noise Floor)
-100 -110 -120 -130 -140 -150 -160
AK4368 HP-AMP Out-of-band Noise
100k
Figure Out-band Noise
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[AKD4368-A]
-100 -110 -120
4368 HP-AMP Crosstalk (fs= 44.1kHz, Input level= -3dB) Upper@1kHz:Rch->Lch; Lower@1kHz:Lch->Rch
Figure Crosstalk
IMPORTANT NOTICE
These products their specifications subject change without notice. Before considering application, consult Asahi Kasei Microsystems Co., Ltd. (AKM) sales office authorized distributor concerning their current status. assumes liability infringement patent, intellectual property, other right application information contained herein. export these products, devices systems containing them, require export license other official approval under regulations country export pertaining customs tariffs, currency exchange, strategic materials. products neither intended authorized critical components safety, life support, other hazard related device system, assumes responsibility relating such use, except with express written consent Representative Director AKM. used here: hazard related device system designed intended life support maintenance safety applications medicine, aerospace, nuclear energy, other fields, which failure function perform reasonably expected result loss life significant injury damage person property. critical component whose failure function perform reasonably expected result, whether directly indirectly, loss safety effectiveness device system containing which must therefore meet very high standards performance reliability.
responsibility buyer distributor product distributes, disposes otherwise places product with third party notify that party advance above content conditions, buyer distributor agrees assume responsibility liability hold harmless from claims arising from said product absence such notification.
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LOUT
ROUT
DGND
AGND
AVDD
PVDD
TP26
TP25 VCOC
TP23
TP21 LOUT TP22 ROUT
0.1u
C17(open)
4.7n TP24
TP20
PVSS
VCOC
PVDD
MCKO
HVSS
TP19
DVSS
MCKI
AVDD
AVDD
BICK
VCOM
(short)
(short)
SDA/CDTI CAD0/CSN SCL/CCLK
ROUT
LRCK
3DCAP1
3DCAP2
3DCAP3
SDATA
LOUT
TP27 3DCAP1 4.7n
TP29 470n 3DCAP3 TP28 3DCAP2
DVDD SDA/CDTI CAD0/CSN SCL/CCLK
SDATA
TP10 TP11 LRCK BICK
TP12 MCKO
4368_PDN
CAD0/CSN
SCL/CCLK
SDA/CDTI
4368_SDATA
4368_LRCK
4368_BICK
4368_I2C
4368_MCKO
CDTO
SDTO
TP15 VCOM 0.1u
AK4368
MUTET
0.1u
DVDD
HVDD
2.2u TP14 MCKI
EXT_MCLK
TP13 DVDD
DVDD
0.1u
TP16 HVDD
0.1u
DVSS
AVSS
TP17 AVSS
TP18 HVSS
HVDD
(short)
Title Size
AKD4368-A Rev.0
Document Number
Date:
AK4368
Sheet
Friday, January 2005
R11(short)
R14(short)
R18(short)
LOUT
LOUT
ROUT
ROUT
Title Size
AKD4368-A Rev.0
Document Number
Date:
Input/Output
Sheet
Friday, December 2004
EXT_MCLK
EXT_BICK
DIR_BICK
JP13 BICK
74AC74
74AC74
MCKO DIR_MCLK
MCKO
JP16 MCLK
JP14 MKFS
JP12 PHASE
BICK
JP15 BCFS 64fs 32fs
74HC14
X_LRCK
JP17
74HC4040
Title Size
AKD4368-A Rev.0
Document Number
Date:
CLOCK
Sheet
Friday, December 2004
74AC74, 74HC4040, 74HC14, 74HCT157, 74LS07, 74HCT04
TO92
VOUT
PORT1
0.1u
0.1u
0.1u
0.1u
0.1u
0.1u
0.1u
0.1u
0.1u
0.1u
0.47u
AVSS
VCOM
TEST1
AVDD
INT1
DIF0 DIF2 CAD0 CAD1
IPS0
INT0
LED1
74HCT04
OCKS0
MODE
DIF1
DIF2
AK4114
DIF0
OCKS1
CAD0 CAD1
TEST2
HSU119
IPS1
11.2896MHz
0.1u
74HC14
74HC14
P/SN
DAUX
SDTO
74HCT04
XTL0 MCKO2
74HCT04 DAUX
XTL1
BICK
DIR_BICK
MCKO1 COUT UOUT DVDD BOUT VOUT TVDD DVSS DVSS LRCK
SDTO
DIR_SDTI
0.1u
0.1u
DIR_LRCK
DIR_MCLK
PORT2
0.1u
Title Size
AKD4368-A Rev.0
Document Number
Date:
DIR/DIT
Sheet
Friday, December 2004
MCKO
4368_MCKO
0.1u
4368_SDATA 4368_I2C SCL/CCLK CAD0/CSN
4368_PDN
CAD0 4368_BICK
BICK
0.1u
4368_LRCK
JP18 LRCK
X_LRCK DIR_LRCK
74LVC541
74ALVC245
EXT_MCLK EXT_BICK MCLK BICK LRCK SDTI
PORT3
PORT4
SCL/CCLK SDA/CDTI CDTO/SDA(ACK)
JP19 SDTI
DAUX
CTRL
74HCT157
DIR_SDTI
CAD1
HSU119
1.8k U10A
74HC14 0.1u
74HC14
SDA/CDTI
74LS07
Title
CDTO
AKD4368-A Rev.0
Document Number
Size
Date:
LOGIC
Sheet
Friday, December 2004
U10B
74HC14
74LS07 U10C
74LS07
74HCT04
U10D
74LS07
74HCT04
U10E
74LS07 U10F
74HCT04
74LS07
Title Size
AKD4638-A Rev.0
Document Number
Date:
Sheet
Friday, December 2004
AVDD
PVDD
TP26
TP25 VCOC
TP23
TP21 LOUT TP22 ROUT
C17(open)
4.7n TP24
TP20
0.1u
PVSS
VCOC
PVDD
MCKO
HVSS
TP19
DVSS
MCKI
AVDD
BICK
VCOM
(short)
SDA/CDTI CAD0/CSN SCL/CCLK
ROUT
LRCK
3DCAP1
3DCAP2
3DCAP3
SDATA
LOUT
TP27 3DCAP1 4.7n
TP29 470n 3DCAP3 TP28 3DCAP2
SDA/CDTI CAD0/CSN SCL/CCLK
SDATA
TP10 TP11 LRCK BICK
TP12 MCKO
TP15 VCOM 0.1u
AK4368
MUTET
0.1u
DVDD
HVDD
0.1u
TP16 HVDD
0.1u
DVSS
AVSS
TP17 AVSS
TP18 HVSS
2.2u TP14 MCKI
TP13 DVDD
Title Size
AK4368-SUB 41BGA
Document Number
Date:
AK4368
Sheet
Friday, January 2005

AKD4368-A Evaluation board Rev.1 AK4368 GENERAL DESCRIPTION

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