[AKD4213-B] AKD4213-B AK4213 Evaluation Board Rev.1 GENERAL DESCRIPTION AKD4213-B is an evaluation board for the AK4213, mono class-D speaker amplifier with stereo cap-less Headphone Amplifier. The AKD4213-B can easily be evaluated for mixing circuit, Headphone amplifier and Speaker amplifier. The AKD4213-B can also be controlled via the serial control interface. Ordering guide AKD4213-B --- Evaluation board for AK4213 (Cable for connecting with USB interface board, cable, and control software are packed with this. This control software does not support Windows NT.) FUNCTION • 10pin Header for serial control interface • Mini-jack for Stereo Headphone REG/AVDD 3.3V TVDD Regulator SVDD 3.5 miniJack SVDD AVDD PVDD GND LOGIC TVDD up-I/F LIN1/IN1RIN1/IN1+ LIN2/IN2RIN2/IN2+ LIN3/IN3RIN3/IN3+ 10pin Header AK4213 SPP SPN SPK RVINP RVINN RVIN (TERMINAL BLOCK) 3.5 miniJack HP Figure 1. AKD4213-B Block Diagram * Circuit diagram and PCB layout are attached at the end of this manual. <KM092201> 2008/04 -1- [AKD4213-B] Board Outline Chart Outline Chart DGND TVDD AGND REG/AVDD T1 HP mini-jack REG U1 U2 PORT1 1 J2 AK4213 10 74AVC4T245 5 6 U3 CTRL DGND AREA SVDD AGND AREA CN1 CN2 SW1 74HC14 (BACK) PDN RVINN RVINP RVIN (No Mount) J1 LINEIN mini-jack SPP SPN SPK Figure 1. AKD4213-B Outline Chart Comment (1) J1, J2 (MINI-JACK) J1 (LINEIN-JACK): It is analog signal input Jack. The signal is input to LIN1-3 / RIN1-3 pins. J2 (HP-JACK): It is analog signal output Jack. The signal is output from HPL / HPR pins. (2) CN1, CN2 (TERMINAL BLOCK) CN1 (SPK): An analog signal output Terminal Block. The signal is output from SPP / SPN pins. CN2 (RVIN): An analog signal input Terminal Block. The signal is input to RVINP / RVINN pins. But this is no mount. (3) REG / AVDD, TVDD, SVDD, AGND, DGND These are the power supply connectors. Connect power supply with these pins. As for the detail comments, refer to the setup of power supply in P3. (4) PORT1 (10 pin header) Control port. Connect the bundled cable into this port. <KM092201> 2008/04 -2- [AKD4213-B] Evaluation Board Manual Operation sequence 1) Set up the power supply lines. 1-1) AVDD, PVDD and TVDD are supplied from the regulator. (TVDD jacks should be opened.JP5 should be selected “REG”, and JP7 should be “short”.). See “Other jumper pins set up (page 4)”. <default> Name REG / AVDD Color Red SVDD Orange TVDD Orange AGND DGND Black Black Voltage +5V Using Regulator / AVDD Note Default Default: should be connected +5V JP5 should be selected “REG”, and JP7 should be “short”. SVDD for AK4213 Default: should be connected +3.6V 3.0 ∼ 5.5V typ. 3.6V TVDD for AK4213 Default: open open 1.6 ∼ 3.6V typ. 3.3V 0V Grand Should be connected 0V 0V Grand Should be connected 0V Table 1. Set up of power supply lines (AVDD PVDD and TVDD are supplied from the regulator.) 1-2) AVDD, PVDD and TVDD are not supplied from the regulator. (The power is supplied from AVDD, PVDD, SVDD, and TVDD, jacks. JP5 should be selected “AVDD”, and JP7 should be “open”.) See “Other jumper pins set up (page 4)”. Name REG / AVDD Color Red SVDD Orange TVDD Orange AGND DGND Black Black Voltage 2.6 ∼ 3.6V Using Regulator / AVDD Note Default Default: should be connected +3.3V JP5 should be selected “AVDD”, and JP7 should be “short”. typ. 3.3V SVDD for AK4213 Default: should be connected +3.6V 3.0 ∼ 5.5V typ. 3.6V TVDD for AK4213 Default: should be connected +3.3V 1.6 ∼ 3.6V typ. 3.3V 0V Grand Should be connected 0V 0V Grand Should be connected 0V Table 2. Set up of power supply lines (AVDD, PVDD and TVDD are not supplied from the regulator.) Note. Each supply line should be distributed from the power supply unit. SVDD voltage level must be larger than “AVDD – 0.3V” and “PVDD – 0.3V”. 2) Set up the jumper pins. (See the followings.) 3) Power on. The PDN pin must keep “L” until all power supply pins are supplied. SW1 can be set to “H”, after all power supply pins are supplied. <KM092201> 2008/04 -3- [AKD4213-B] Other jumper pins set up 1. JP1 (GND) OPEN SHORT : Analog ground and Digital ground : Separated. : Common. (The connector “DGND” can be open.) <Default> 2. JP5 (REG-SEL) AVDD REG : AVDD and PVDD of the AK4213 : AVDD and PVDD is supplied from “REG/AVDD”. : AVDD and PVDD is supplied from the regulator. < Default > 3. JP7 (REG) OPEN SHORT : AVDD and PVDD of the AK4213 : AVDD and PVDD is supplied from “REG/AVDD”. : AVDD and PVDD is supplied from the regulator. < Default > 4. JP6 (TVDD-SEL) : TVDD of the AK4213 OPEN : TVDD is supplied from “TVDD” jack. SHORT : TVDD is supplied from “PVDD” (“TVDD” jack should be open). < Default > 5. JP4 (AVC-P-SEL) : Power supply of the “74AVC8T245” TVDD : Power supply of the “74AVC8T245” is supplied from “TVDD”. VD : Power supply of the “74AVC8T245” is supplied from “VD”. < Default > Note : When I2C bus is controlled via PORT1, the interface voltage should equal to “TVDD”. The function of the toggle SW Up is “H” of the toggle SW, and down is “L” of that. [SW1] (PDN) : Power control of AK4213. Keep “H” during normal operation. SW1 can be set to “H”, after all power supply pins are supplied. Serial Control (I2C-bus Control Mode) The AK4213 can be controlled via USB interface board packed with the AKD4213-B. Connect PORT1 (CTRL) with PC by 10 wire flat cable packed with the AKD4213-B for PC Connect USB I/F Board SCL SDA ACK USB Cable AKD4213-B 10 wire flat cable 10pin Connector 10pin Header Figure 3. Connect of 10 wire flat cable Note) When I2C-bus is controlled by uP via PORT1, resistor value of R4 should be properly selected. <KM092201> 2008/04 -4- [AKD4213-B] Analog Input / Output Circuits (1) Input Circuits a) LIN / RIN Input Circuits + C17 M03-663A0 J1 JP3 3 2 1 LIN1/IN1- RIN1 RIN2 RIN3 0.22u R6 47k RIN-SEL AGND LINEIN + C18 AGND JP2 RIN1/IN1+ LIN1 LIN2 LIN3 0.22u R7 47k LIN-SEL AGND + C19 LIN2/IN20.22u R8 47k AGND + C20 RIN2/IN2+ 0.22u R9 47k AGND + C21 LIN3/IN30.22u R11 47k AGND + C22 RIN3/IN3+ 0.22u R13 47k AGND Figure 4. Input Circuits <KM092201> 2008/04 -5- [AKD4213-B] b) Bypass Mode Input Circuit ML-250-S1BYF CN2 RVINP 1 RVINP 2 RVINN RVIN RVINN Figure 5. Input Circuits (2) Output Circuits a) SPK Output Circuit ML-250-S1BYF CN1 R100 SPP 0 1 SPP 2 SPN C100 open R101 SPK SPN 0 C101 open ML-250-S1BYF CN2 RVINP 1 RVINP 2 RVINN RVIN RVINN Figure 6. SPK Output Circuit b) HPL / HPR Output Circuit R10 HPL M03-663A0 0 3 J2 2 1 HP R12 HPR AGND 0 Figure 7. HPL / HPR Output Circuit ∗ AKM assumes no responsibility for the trouble when using the above circuit examples. <KM092201> 2008/04 -6- [AKD4213-B] Control Software Manual Set-up of evaluation board and control software 1. Set up the AKD4213-B according to the content of the preceding pages. 2. Connect IBM-AT compatible PC with AKD4213-B by USB interface board (packed with AKD4213-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 “AKD4213-B Evaluation Kit” into the CD-ROM drive. 4. Access the CD-ROM drive and double-click the icon of “akd4213.exe” to set up the control program. 5. Operate the software according to the followings. Operation flow Keep the following flow. 1. Set up the control program according to explanation above. 2. Click “Port Reset” button. 3. Click “Write default” 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) when using the board. Initialize the register of the AK4213. 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. <KM092201> 2008/04 -7- [AKD4213-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 the AK4213, click [OK] button. If not, click [Cancel] button. 2. [Function1 Dialog] : Dialog to write data by keyboard operation Address Box: Data Box: Input registers address in 2 figures of hexadecimal. Input registers data in 2 figures of hexadecimal. If you want to write the input data to the AK4213, click [OK] button. If not, click [Cancel] button. 3. [Function2 Dialog] : Dialog to evaluate Speaker and Headphone Volume There are dialogs corresponding to register of 0Dh and 0Eh. Address Box: Input registers address in 2 figures of hexadecimal. Start Data Box: Input starts data in 2 figures of hexadecimal. End Data Box: Input end data in 2 figures of hexadecimal. Interval Box: Data is written to the AK4213 by this interval. Step Box: Data changes by this step. Mode Select Box: If you check this check box, data reaches end data, and returns to start data. [Example] Start Data = 00, End Data = 09 Data flow: 00 01 02 03 04 05 06 07 08 09 09 08 07 06 05 04 03 02 01 00 If you do not check this check box, data reaches end data, but does not return to start data. [Example] Start Data = 00, End Data = 09 Data flow: 00 01 02 03 04 05 06 07 08 09 If you want to write the input data to the AK4213, click [OK] button. If not, click [Cancel] button. <KM092201> 2008/04 -8- [AKD4213-B] 4. [SAVE] and [OPEN] 4-1. [SAVE] All of current register setting values displayed on the main window are saved to the file. The extension of file name is “akr”. <Operation flow> (1) Click [SAVE] Button. (2) Set the file name and click [SAVE] Button. The extension of file name is “akr”. 4-2. [OPEN] The register setting values saved by [SAVE] are written to the AK4213. The file type is the same as [SAVE]. <Operation flow> (1) Click [OPEN] Button. (2) Select the file (*.akr) and Click [OPEN] Button. <KM092201> 2008/04 -9- [AKD4213-B] 5. [Function3 Dialog] The sequence of register setting can be set and executed. (1) Click [F3] Button. (2) Set the control sequence. Set the address, Data and Interval time. Set “-1” to the address of the step where the sequence should be paused. (3) Click [START] button. Then this sequence is executed. The sequence is paused at the step of Interval="-1". Click [START] button, the sequence restarts from the paused step. This sequence can be saved and opened by [SAVE] and [OPEN] button on the Function3 window. The extension of file name is “aks”. Figure 8. Window of [F3] <KM092201> 2008/04 - 10 - [AKD4213-B] 6. [Function4 Dialog] The sequence file (*.aks) saved by [Function3] can be listed up to 10 files, assigned to buttons and then executed. When [F4] button is clicked, the window as shown in Figure 8 opens. Figure 9. [F4] window <KM092201> 2008/04 - 11 - [AKD4213-B] 6-1. [OPEN] buttons on left side and [START] buttons (1) Click [OPEN] button and select the sequence file (*.aks) saved by [Function3]. The sequence file name is displayed as shown in Figure 9. ( In case that the selected sequence file name is “DAC_Stereo_ON.aks”) Figure 10. [F4] window(2) (2) Click [START] button, then the sequence is executed. 6-2. [SAVE] and [OPEN] buttons on right side [SAVE] : The name assign of sequence file displayed on [Function4] window can be saved to the file. The file name is “*.ak4”. [OPEN] : The name assign of sequence file(*.ak4) saved by [SAVE] is loaded. 6-3. Note (1) This function doesn't support the pause function of sequence function. (2) All files used by [SAVE] and [OPEN] function on right side need to be in the same folder. (3) When the sequence is changed in [Function3], the sequence file (*.aks) should be loaded again in order to reflect the change. <KM092201> 2008/04 - 12 - [AKD4213-B] 7. [Function5 Dialog] The register setting file(*.akr) saved by [SAVE] function on main window can be listed up to 10 files, assigned to buttons and then executed. When [F5] button is clicked, the window as shown in Figure 10 opens. Figure 11. [F5] window 7-1. [OPEN] buttons on left side and [WRITE] button (1) Click [OPEN] button and select the register setting file (*.akr). The register setting file name is displayed as shown in Figure 11. (In case that the selected file name is “DAC_Output.akr”) (2) Click [WRITE] button, then the register setting is executed. <KM092201> 2008/04 - 13 - [AKD4213-B] Figure 12. [F5] windows(2) 7-2. [SAVE] and [OPEN] buttons on right side [SAVE] : The name assign of register setting file displayed on [Function5] window can be saved to the file. The file name is “*.ak5”. [OPEN] : The name assign of register setting file(*.ak5) saved by [SAVE] is loaded. 7-3. Note (1) All files used by [SAVE] and [OPEN] function on right side need to be in the same folder. (2) When the register setting is changed by [SAVE] Button on the main window, the register setting file (*.akr) should be loaded again in order to reflect the change. <KM092201> 2008/04 - 14 - [AKD4213-B] MEASUREMENT RESULTS [Measurement condition] • Measurement unit • Power Supply • Measurement Filter • Temperature : Audio Precession System Two Cascade : AVDD = PVDD = 3.3V, SVDD = 3.6V, TVDD = 3.3V : 10Hz ∼ 20kHz : Room Parameter Result (Lch / Rch) Headphone-Amp: (LIN1/RIN1 Æ HPL/HPR pins), RL=16Ω, HPGA = 0dB, 0.7Vrms Single-ended Input -57.8 / -58.8 THD+N 26.7 / 26.0 Output Noise (A-weighted) 30.7 / 30.1 Output Power Unit dB μVrms mW Parameter Result Unit Class-D Speaker-Amp: (LIN1/RIN1 Æ SPK, SPGA = 0dB, ALC = OFF, RL = 8Ω + 10μH, 0.64Vrms Single-ended Input -59.8 THD+N dB 92.0 Output Noise (A-weighted) μVrms 782.8 Output Power (THD+N = 10%) mW <KM092201> 2008/04 - 15 - [AKD4213-B] PLOT DATA 1.HP ( LIN1 / RIN1 Æ HPL / HPR pins ) AK4213 HP THD+N vs. Input Level (fin=1kHz) +0 -5 -10 -15 -20 -25 -30 d B -35 -40 -45 -50 -55 -60 -65 -70 -120 -110 -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 +0 dBV Figure 13. THD+N vs. Input Level AK4213 HP THD+N vs. Input Frequency (Input Level=0.7Vrms) -30 -35 -40 -45 -50 -55 -60 d B -65 -70 -75 -80 -85 -90 -95 -100 20 50 100 200 500 1k 2k 5k 10k 20k Hz Figure 14. THD+N vs. Input Frequency <KM092201> 2008/04 - 16 - [AKD4213-B] AK4213 HP Linearity(fin=1kHz) +0 -10 -20 -30 -40 d B r A -50 -60 -70 -80 -90 -100 -110 -120 -120 -110 -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 +0 dBr Figure 15. Linearity AK4213 HP Frequency Response (Input Level=0.7Vrms) +1 +0.8 +0.6 +0.4 +0.2 +0 -0.2 d B r -0.4 -0.6 A -0.8 -1 -1.2 -1.4 -1.6 -1.8 -2 20 50 100 200 500 1k 2k 5k 10k 20k Hz Figure 16. Frequency Response <KM092201> 2008/04 - 17 - [AKD4213-B] AK4213 HP FFT (fin=1kHz, Input=0dBr, 0dBr=0.7Vrms) FFT point=16384, Avg=8 +0 -10 -20 -30 -40 -50 -60 d B r A -70 -80 -90 -100 -110 -120 -130 -140 -150 -160 20 50 100 200 500 1k 2k 5k 10k 20k 5k 10k 20k Hz Figure 17. FFT Plot (Input=0dBr, 0dBr=0.7Vrms) AK4213 HP FFT (fin=1kHz, Input=-60dBr, 0dBr=0.7Vrms) FFT point=16384, Avg=8 +0 -10 -20 -30 -40 -50 -60 d B r -70 A -90 -80 -100 -110 -120 -130 -140 -150 -160 20 50 100 200 500 1k 2k Hz Figure 18. FFT Plot (Input=-60dBr, 0dBr=0.7Vrms) <KM092201> 2008/04 - 18 - [AKD4213-B] AK4213 HP FFT (Input=no signal) FFT point=16384, Avg=8 +0 -10 -20 -30 -40 -50 -60 d B r A -70 -80 -90 -100 -110 -120 -130 -140 -150 -160 20 50 100 200 500 1k 2k 5k 10k 20k Hz Figure 19. FFT Plot (no signal input) AK4213 HP Out-of-band noise (Input=no signal) FFT point=16384, Avg=8 +0 -10 -20 -30 -40 -50 -60 d B r -70 A -90 -80 -100 -110 -120 -130 -140 -150 -160 20 50 100 200 500 1k 2k 5k 10k 20k 50k 100k Hz Figure 20. Out-of-band noise (no signal input) <KM092201> 2008/04 - 19 - [AKD4213-B] AK4213 HP Crosstalk (Input Level=0.7Vrms) RED: Rch Æ Lch, BLUE: Lch Æ Rch -60 T -62.5 -65 -67.5 -70 -72.5 -75 -77.5 d B -80 -82.5 -85 -87.5 -90 -92.5 -95 -97.5 -100 20 50 100 200 500 1k 2k 5k 10k 20k Hz Figure 21. Crosstalk <KM092201> 2008/04 - 20 - [AKD4213-B] 2. SPK ( LIN1/RIN1 Æ SPK)PLOT DATA AK4213 SPK THD+N vs. Input Level (fin=1kHz) SVDD=3.6V +0 -5 -10 -15 -20 -25 -30 -35 d B -40 -45 -50 -55 -60 -65 -70 -75 -80 -120 -110 -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 +0 dBV Figure 22. THD+N vs. Input Level AK4213 SPK THD+N vs. Input Frequency (Input Level=0.64Vrms) SVDD=3.6V +0 -10 -20 -30 -40 d B -50 -60 -70 -80 -90 -100 20 50 100 200 500 1k 2k 5k 10k 20k Hz Figure 23. THD+N vs. Input Frequency (Input Level = 0.64Vrms) <KM092201> 2008/04 - 21 - [AKD4213-B] AK4213 SPK Linearity (fin=1kHz) SVDD=3.6V +0 -10 -20 -30 -40 d B r A -50 -60 -70 -80 -90 -100 -110 -120 -120 -110 -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 +0 dBr Figure 24. Linearity AK4213 SPK Frequency Response (Input Level=0.64Vrms) SVDD=3.6V +4 +2 +0 -2 d B r A -4 -6 -8 -10 -12 -14 20 50 100 200 500 1k 2k 5k 10k 20k Hz Figure 25. Frequency Response <KM092201> 2008/04 - 22 - [AKD4213-B] AK4213 SPK FFT (fin=1kHz, Input=0dBr, 0dBr=0.64Vrms) SVDD=3.6V, FFT point=16384, Avg=8 +0 -10 -20 -30 -40 -50 -60 d B r A -70 -80 -90 -100 -110 -120 -130 -140 -150 -160 20 50 100 200 500 1k 2k 5k 10k 20k 5k 10k 20k Hz Figure 26. FFT Plot (Input=0dBr, 0dBr=0.64Vrms) AK4213 FFT (fin=1kHz, Input=-60dBr, 0dBr=0.64Vrms) SVDD=3.6V, FFT point=16384, Avg=8 +0 -10 -20 -30 -40 -50 -60 d B r -70 A -90 -80 -100 -110 -120 -130 -140 -150 -160 20 50 100 200 500 1k 2k Hz Figure 27. FFT Plot (Input=-60dBr, 0dBr=0.64Vrms) <KM092201> 2008/04 - 23 - [AKD4213-B] AK4213 SPK FFT (Input=no signal) SVDD=3.6V, FFT point=16384, Avg=8 +0 -10 -20 -30 -40 -50 -60 d B r A -70 -80 -90 -100 -110 -120 -130 -140 -150 -160 20 50 100 200 500 1k 2k 5k 10k 20k Hz Figure 28. FFT Plot (no signal input) AK4213 SPK Out-of-band noise Input=no signal SVDD=5V, FFT point=16384, Avg=8 +0 -10 -20 -30 -40 -50 -60 d B r -70 A -90 -80 -100 -110 -120 -130 -140 -150 -160 20 50 100 200 500 1k 2k 5k 10k 20k 50k 100k Hz Figure 29. Out-of-band noise (no signal input) <KM092201> 2008/04 - 24 - [AKD4213-B] Revision History Date (yy/mm/dd) 08/02/08 08/04/08 Manual Revision KM092200 KM092201 Board Revision 0 0 Reason First Edition Change Page Contents Device revision for AK4213 was changed from “A” to “B” 15 -24 Data of “MEASUREMENT RESULTS” chapter was replaced. IMPORTANT NOTICE z These products and their specifications are subject to change without notice. When you consider any use or application of these products, please make inquiries the sales office of Asahi Kasei EMD Corporation (AKEMD) or authorized distributors as to current status of the products. z AKEMD assumes no liability for infringement of any patent, intellectual property, or other rights in the application or use of any information contained herein. z 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. z AKEMD products are neither intended nor authorized for use as critical componentsNote1) in any safety, life support, or other hazard related device or systemNote2), and AKEMD assumes no responsibility for such use, except for the use approved with the express written consent by Representative Director of AKEMD. As used here: Note1) 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. Note2) 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. z It is the responsibility of the buyer or distributor of AKEMD products, who distributes, disposes of, or otherwise places the product with a third party, to notify such third 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 AKEMD harmless from any and all claims arising from the use of said product in the absence of such notification. <KM092201> 2008/04 - 25 - 5 4 3 2 1 SVDD-IN SPN AGND SPP GND DGND RVINP RVINN JP1 D D AGND C5 10u + C6 0.1u AVDD-IN AGND C7 10u C8 0.1u + + C10 0.1u C9 10u TVDD-IN SCL R3 SPP E5 D4 F4 E4 VSS2 F2 LIN1/IN1- RIN1IN+ D5 RIN1/IN1+ SPIN LIN2/IN2- D3 LIN2/IN2- E1 AVDD RIN2/IN+ C4 RIN2/IN2+ E3 TEST VCOM C5 LIN3/IN3- RIN3/IN3+ F1 MIXO F3 SVDD SPN LIN1/IN- C RVINP U1 E2 0 C2 open AGND RVINN + R1 F5 C1 0.1u AK4213 D1 VSS1 LIN3/IN3- B5 D2 TVDD RIN3/IN3+ B4 C1 SCL HPR A5 C2 SDA HPL A4 C11 + C12 0.1u 2.2u C AGND HPR HPL PVEE VSS3 PVDD PDN 1k CN R4 CP SDA NC 51 PDN A3 B3 B2 B1 A1 A2 B C3 B R5 51 C14 0.1u C15 2.2u + C13 2.2u C16 10u AGND A PVDD-IN A Title Size A3 Date: 5 4 3 2 AKD4213-B Document Number Rev AK4213 Thursday, March 06, 2008 Sheet 1 1 1 of 4 5 4 3 2 1 ML-250-S1BYF CN1 R100 + C17 M03-663A0 JP3 J1 3 D LIN1/IN1- RIN1 RIN2 RIN3 0 0.22u R6 47k RIN-SEL 2 1 SPP R101 0 + C18 JP2 SPN C101 open D ML-250-S1BYF RIN1/IN1+ LIN1 LIN2 LIN3 2 SPK AGND AGND SPP C100 open SPN LINEIN 1 CN2 0.22u R7 47k LIN-SEL RVINP AGND 1 RVINP 2 RVINN + C19 LIN2/IN2- RVIN RVINN 0.22u R8 47k AGND + C20 RIN2/IN2+ R10 0.22u HPL R9 47k C M03-663A0 0 C J2 3 AGND 2 1 + C21 LIN3/IN3- HP 0.22u R12 R11 47k HPR AGND 0 AGND + C22 RIN3/IN3+ 0.22u R13 47k AGND B B A A Title Size A3 Date: 5 4 3 2 AKD4213-B Document Number Rev Analog Thursday, March 06, 2008 Sheet 1 1 2 of 4 A B C D E U2 E PDN 4 1A1 1B1 13 SCL 5 1A2 1B2 12 2 1DIR 1OE 15 6 2A1 2B1 11 7 2A2 2B2 10 3 2DIR 2OE 14 VCCB 16 DGND 1 TVDD-IN + C28 0.1u C27 10u D VCCA E DGND AVC-P JP4 TVDD TVDD-IN C25 + 0.1u 8 GND GND VD-IN C26 10u VD D 9 AVC-P-SEL DGND DGND 74AVC4T245 C C SDA R16 R18 AVC-P 10k 10k R17 470 PORT1 1 2 3 4 5 10 9 8 7 6 SCL SDA ACK R19 1k CTRL B VD-IN DGND K B R20 10k U3 A D1 HSU119 1 H 3 L 1 2 3 4 5 6 C29 0.1u 4Y 4A 5Y 5A 6Y 6A 8 9 10 11 12 13 2 SW1 PDN 1A 1Y 2A 2Y 3A 3Y 14 7 VD-IN C30 0.1u Vcc GND 74HC14 A A DGND DGND Title Size A3 Date: A B C D AKD4213-B Document Number Rev LOGIC Thursday, March 06, 2008 1 Sheet E 3 of 4 4 3 REG/AVDD 2 1 L2 10u T45_R 2 1 VD-IN 1 JP5 AVDD DGND1 T45_BK T45_BK 1 AVDD-IN AGND1 1 5 D 2 + C31 47u REG-SEL T1 TA48033F IN AGND C32 0.1u D JP7 REG AGND DGND GND 1 REG OUT C33 0.1u AGND PVDD-IN TVDD T45_O JP6 TVDD-SEL C C 1 L3 10u 1 TVDD-IN 1 SVDD-IN 1 2 2 + C34 47u DGND SVDD 1 T45_O L1 (short) B 1 2 2 + B C102 open C35 47u AGND AGND A A Title Size B Date: 5 4 3 2 AKD4213-B Document Number Rev 1 POWER Thursday, March 06, 2008 Sheet 1 4 of 4