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AKD4140-B

AK4140 Evaluation Board Rev.1

ASAHI KASEI
AKD4140-B
AK4140 Evaluation Board Rev.1
AKD4140-B -Evaluation board for AK4140 (A cable for connecting with printer port of IBM-AT compatible PC and a control software are packed with this. The control software does not operate on Windows NT.)
FUNCTION Digital interface -S / PDIF 1 channel output (Optical or BNC) - Serial audio data I / F 1 input / output port (10-pin port) -Serial control data I / F 1 input / output port (10-pin port)
AK4140
AK4386 (DAC)
Analog Out
ROUT Opt
S / PDIF Out
AK4103A (DIT)
Control
Serial Data In / Out
Figure 1. AKD4140-B Block Diagram Circuit diagram and PCB layout are attached at the end of this manual.
ASAHI KASEI
AKD4140-B
Evaluation Board Manual
LED indication LE1 INT0 LE2 INT1
Turn on when INT0 pin goes to "H". Turn on when INT1 pin goes to "H". Table 2. LED indication
Jumper set-up. No. Jumper Name 1 REG
TDMIN
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AKD4140-B
Default ON OFF OFF OFF OFF
OFF OFF
Default OFF ON OFF OFF
0 0 128fs Default 0 1 256fs 1 0 384fs 1 1 512fs Table 7. Master Clock Frequency Select of AK4103A
AK4386 SDTI 24bit, Left justified 16 / 24bit, I2S Default
Table 8. Audio Interface Format of AK4386
ASAHI KASEI
AKD4140-B
Serial control
The AK4140 can be controlled via the printer port (parallel port) of IBM-AT compatible PC. Connect PORT2 (uP-I / F) with PC by 10-line flat cable packed with the AKD4140-B. Take care of the direction of connector. There is a mark at pin#1. The pin layout of PORT2 as shown Figure 2.
PORT2 uP I / F 10 Red CDTO 1 CCLK CSN CDTI NC 5
Figure 2. PORT2 pin layout
ASAHI KASEI
AKD4140-B
Control Software Manual Set-up of evaluation board and control software
1. Set up the AKD4140-B according to the Operating Sequence located on page 2. 2. Connect IBM-AT compatible PC with AKD4140-B by 10-line type flat cable (packed with AKD4140-B). Take care of the direction of 10pin header. (Please install the driver in the CD-ROM when this control software is used on Windows 2000 / XP. Please refer "Installation Manual of Control Software Driver by AKM device control software". In case of Windows95 / 98 / ME, this installation is not needed. This control software does not operate on Windows NT.) 3. Insert the CD-ROM labeled "AKD4140-B Evaluation Kit" into the CD-ROM drive. 4. Access the CD-ROM drive and double-click the icon of "akd4140.exe" to set up the control program. 5. Please evaluate according to the following.
Operation flow
Keep the following flow. 1. Set up the control program according to explanation above. 2. Click "Port Reset" button.
Explanation of each buttons
1. Port Reset : 2. Write default : 3. All Write : 4. Function1 : 5. Function2 : 6. Function3 : 7. Function4 : 8. Function5: 9. SAVE : 10. OPEN : 11. Write : Set up the USB interface board (AKDUSBIF-A) . Initialize the register of AK4140. Write all registers that is currently displayed. Dialog to write data by keyboard operation. Dialog to write data by keyboard operation. The sequence of register setting can be set and executed. The sequence that is created on Function3 can be assigned to buttons and executed. The register setting that is created by SAVE function on main window can be assigned to buttons and executed. Save the current register setting. Write the saved values to all register. Dialog to write data by mouse operation.
Indication of data
Input data is indicated on the register map. Red letter indicates "H" or "1" and blue one indicates "L" or "0". Blank is the part that is not defined in the datasheet.
ASAHI KASEI
AKD4140-B
Explanation of each dialog 1. Write Dialog: Dialog to write data by mouse operation
There are dialogs corresponding to each register. Click the Write button corresponding to each register to set up the dialog. If you check the check box, data becomes "H" or "1". If not, "L" or "0". If you want to write the input data to AK4140, click OK button. If not, click Cancel button.
2. Function1 Dialog : Dialog to write data by keyboard operation
Address Box: Input registers address in 2 figures of hexadecimal. Data Box: Input registers data in 2 figures of hexadecimal. If you want to write the input data to AK4140, click OK button. If not, click Cancel button.
3. Function2 Dialog : Dialog to evaluate ATT
Address Box: Start Data Box: End Data Box: Interval Box: Step Box: Input registers address in 2 figures of hexadecimal. Input starts data in 2 figures of hexadecimal. Input end data in 2 figures of hexadecimal. Data is written to AK4140 by this interval. Data changes by this step.
ASAHI KASEI
AKD4140-B
4. Save and Open 4-1. Save
Save the current register setting data. The extension of file name is "akr".
(Operation flow)
(1) Click Save Button. (2) Set the file name and push Save Button. The extension of file name is "akr". 4-2. Open The register setting data saved by Save is written to AK4396. The file type is the same as Save.
(Operation flow)
(1) Click Open Button. (2) Select the file (.akr) and Click Open Button.
ASAHI KASEI
AKD4140-B
5. Function3 Dialog
Figure 3. Window of F3
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AKD4140-B
6. Function4 Dialog
The sequence that is created on Function3 can be assigned to buttons and executed. When F4 button is clicked, the window as shown in Figure 4 opens.
Figure 4. F4 window
ASAHI KASEI
AKD4140-B
6-1. OPEN buttons on left side and START buttons
(1) Click OPEN button and select the sequence file (.aks). The sequence file name is displayed as shown in Figure 5.
Figure 5. F4 window(2) (2) Click START button, then the sequence is executed.
3-2. SAVE and OPEN buttons on right side
SAVE : The sequence file names can assign be saved. The file name is .ak4. OPEN : The sequence file names assign that are saved in .ak4 are loaded.
3-3. Note
ASAHI KASEI
AKD4140-B
7. Function5 Dialog The register setting that is created by SAVE function on main window can be assigned to buttons and executed. When F5 button is clicked, the following window as shown in Figure 6 opens.
Figure 6. F5 window
7-1. OPEN buttons on left side and WRITE button
(1) Click OPEN button and select the register setting file (.akr).
(2) Click WRITE button, then the register setting is executed.
7-2. SAVE and OPEN buttons on right side
SAVE : The register setting file names assign can be saved. The file name is .ak5. OPEN : The register setting file names assign that are saved in .ak5 are loaded.
7-3. Note
(1) All files need to be in same folder used by SAVE and OPEN function on right side. (3) When the register setting is changed by Save Button in main window, the file should be loaded again in order to reflect the change.
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AKD4140-B
MEASUREMENT RESULTS
Parameter S / (N+D) (-1dB Input, 1kHz) D-Range (-60dB Input, A-weighting) S / N (Input off, A-weighting) MONO Stereo SAP MONO Stereo SAP MONO Stereo SAP
Result (Lch / Rch) -57.1 -57.0 / -57.0 -41.4 76.4 74.9 / -74.9 86.8 76.1 74.8 / 74.7 88.7
Unit dB dB dB dB dB dB dB dB dB
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AKD4140-B
Performance Plots
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AKD4140-B
Plot: STEREO
-40 -45 -50 -55 d B F S -60 -65 -70 -75 -80 -85 -90 -100 -90 -80 -70 -60 -50 dBr -40 -30
Figure 1. THD+N vs. Input Level (1kHz)
-40 -45 -50 -55 d B F S -60 -65 -70 -75 -80 -85 -90 20 50 100 200 500 Hz 1k 2k
Figure 2. THD+N vs. Input Frequency (-15dB)
ASAHI KASEI
AKD4140-B
+0 -10 -20 -30 d B F S -40 -50 -60 -70 -80 -90 -100 -100 -90 -80 -70 -60 -50 dBr -40 -30
Figure 3. Linearity (1kHz)
-10 -11 -12 -13 d B F S -14 -15 -16 -17 -18 -19 -20 20 50 100 200 500 Hz 1k 2k
Figure 4. Frequency Response (-15dB)
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AKD4140-B
CROSSTALK
500 Hz
+0 -20 -40 d B F S -60 -80 -100 -120 -140 20
500 Hz
Figure 6. FFT Plot (-1dB)
ASAHI KASEI
AKD4140-B
+0 -20 -40 d B F S -60 -80 -100 -120 -140 20
500 Hz
Figure 7. FFT Plot (-60dB)
+0 -20 -40 d B F S -60 -80 -100 -120 -140 20
500 Hz
Figure 8. FFT Plot (no input)
ASAHI KASEI
AKD4140-B
Plot: MONO
-40 -45 -50 -55 d B F S -60 -65 -70 -75 -80 -85 -90 -100 -90 -80 -70 -60 -50 dBr -40 -30
Figure 9. THD+N vs. Input Level (1kHz)
-40 -45 -50 -55 d B F S -60 -65 -70 -75 -80 -85 -90 20 50 100 200 500 Hz 1k 2k
Figure 10. THD+N vs. Input Frequency (-15dB)
ASAHI KASEI
AKD4140-B
+0 -10 -20 -30 d B F S -40 -50 -60 -70 -80 -90 -100 -100 -90 -80 -70 -60 -50 dBr -40 -30
Figure 11. Linearity (1kHz)
-10 -11 -12 -13 d B F S -14 -15 -16 -17 -18 -19 -20 20 50 100 200 500 Hz 1k 2k
Figure 12. Frequency Response (-15dB)
ASAHI KASEI
AKD4140-B
+0 -20 -40 d B F S -60 -80 -100 -120 -140 20
500 Hz
Figure 13. FFT Plot (-1dB)
+0 -20 -40 d B F S -60 -80 -100 -120 -140 20
500 Hz
Figure 14. FFT Plot (-60dB)
ASAHI KASEI
AKD4140-B
+0 -20 -40 d B F S -60 -80 -100 -120 -140 20
500 Hz
Figure 15. FFT Plot (no input)
Plot: SAP
-40 -45 -50 -55 -60 d B F S -65 -70 -75 -80 -85 -90 -95 -100 -100 -90 -80 -70 -60 -50 dBr -40 -30
Figure 16. THD+N vs. Input Level (1kHz)
ASAHI KASEI
AKD4140-B
-40 -45 -50 -55 -60 d B F S -65 -70 -75 -80 -85 -90 -95 -100 20 50 100 200 500 Hz 1k 2k
Figure 17. THD+N vs. Input Frequency (-15dB)
+0 -10 -20 -30 d B F S -40 -50 -60 -70 -80 -90 -100 -100 -90 -80 -70 -60 -50 dBr -40 -30
Figure 18. Linearity (1kHz)
ASAHI KASEI
AKD4140-B
-10 -11 -12 -13 d B F S -14 -15 -16 -17 -18 -19 -20 20 50 100 200 500 Hz 1k 2k
Figure 19. Frequency Response (-15dB)
+0 -20 -40 d B F S -60 -80 -100 -120 -140 20
500 Hz
Figure 20. FFT Plot (-1dB)
ASAHI KASEI
AKD4140-B
+0 -20 -40 d B F S -60 -80 -100 -120 -140 20
500 Hz
Figure 21. FFT Plot (-60dB
+0 -20 -40 d B F S -60 -80 -100 -120 -140 20
500 Hz
Figure 22. FFT Plot (no input)
ASAHI KASEI
AKD4140-B
Revision History
Date (YY / MM / DD) 05 / 06 / 03 06 / 04 / 20 06 / 08 / 02 Manual Revision KM079200 KM079201 KM079202 Board Revision 0 1 1 Reason First edition Revised Error correct Modified for readability and measurement test data was added to document. P.3:DIP switch (SW4) setting was revised. Contents
IMPORTANT NOTICE · These products and their specifications are subject to change without notice. Before considering any use or application, consult the Asahi Kasei Microsystems Co., Ltd. (AKM) sales office or authorized distributor concerning their current status. · AKM assumes no liability for infringement of any patent, intellectual property, or other right in the application or use of any information contained herein. · Any export of these products, or devices or systems containing them, may require an export license or other official approval under the law and regulations of the country of export pertaining to customs and tariffs, currency exchange, or strategic materials. · AKM products are neither intended nor authorized for use as critical components in any safety, life support, or other hazard related device or system, and AKM assumes no responsibility relating to any such use, except with the express written consent of the Representative Director of AKM. As used here: (a) A hazard related device or system is one designed or intended for life support or maintenance of safety or for applications in medicine, aerospace, nuclear energy, or other fields, in which its failure to function or perform may reasonably be expected to result in loss of life or in significant injury or damage to person or property. (b) A critical component is one whose failure to function or perform may reasonably be expected to result, whether directly or indirectly, in the loss of the safety or effectiveness of the device or system containing it, and which must therefore meet very high standards of performance and reliability. · It is the responsibility of the buyer or distributor of an AKM product who distributes, disposes of, or otherwise places the product with a third party to notify that party in advance of the above content and conditions, and the buyer or distributor agrees to assume any and all responsibility and liability for and hold AKM harmless from any and all claims arising from the use of said product in the absence of such notification.
for 74HC14, 74HCU04, 74LS07, 74HC4040 VDD
T1 LP2950A JP1
47u 5V
47u VDD
U1A U1B
short
PDN AVDD DVDD
U2 C12 C13 10u C14 0.1u 3.9n
FILT AVSS AVDD SIF DVSS DVDD SDTO SCLK LRCK MS TDMIN MCLK
AK4140
TST2 TST1 TSTI2 TSTI1 TSTO PDN INT1 INT0 CAD1 CAD0 SCL SDA
TST2 TST1 TSTI2 TSTI1
U1C R5 LE1
12.288MHz
JP2 U3A U3B
XTL EXT
74HCU04 C19
74HCU04
MCLK MCLK 5p 5p
MCLK BICK LRCK SDTO TDMIN
R15 R17 R16 R19 R20
TDMIN GND JP7 TDMIN
SW2 MS CAD1 CAD0 TST2 TST1 TSTI2 TSTI1
AK4140
C16 10u
C17 0.1u R4 R6 R7
CAD1 CAD0
R21 PORT2 R12 R13 R11 U5A 2 74LS07
BICK LRCK SDTI
74HC4040
R18 R22 U5B 4 74LS07
10k SCL SDA SDA(ACK)
(short)
SDA(ACK)
51 VDD uP-I / F
MS CAD1 CAD0 TST2 TST1 TSTI2 TSTI1
Title Size A3 Date:
AKD4140-A
Document Number
AK4140
Sheet
Friday, April 22, 2005
T2 R101 LP2950A
+ C22 C23
short + C20
5V 47u
V1 TRANS RESETN MCLK SDTI BICK LRCK FS0 / CSN FS1 / CDTI FS2 / CCLK FS3 / CDTO C1
U1 DIF2 DIF1 DIF0 TXP TXN DVSS DVDD CKS1 CKS0 BLS ANS
C25 0.1u C26 10u BNC
PORT3 5V JP6 R25 5V
C24 OPT
IN VCC IF GND
0.1u TX
TOTX176
AK4103A
C28 + C29
D2 R28
U1E U1F
7 DFS1 ROUT 10
R31 J4
DAC / DIT
AK4386
DA02-F
VDD 10u
Title Size A3 Date:
AKD4140-A
Document Number
DIT / DAC
Sheet
Friday, May 27, 2005