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ASAHI KASEI
[AKD4220-A]
AKD4220-A
AK4220 Evaluation Board Rev.0
GENERAL DESCRIPTION AKD4220-A is an evaluation board for AK4220 that has various 7:3 audio and 6:3 video switches. This board can achieve the interface with AV systems via RCA connectors. Ordering guide AKD4220-A --- AK4220 Evaluation Board 10-wire flat cable for connection with printer port of PC (IBM-AT compatible machine), control software for AK4220, driver for control software on Windows 2000/XP are packed with this. Control software does not work on Windows NT Windows 2000/XP needs an installation of driver. Windows 95/98/ME does not need an installation of driver. FUNCTION * RCA connectors for analog audio: 7 inputs 3 outputs * RCA connectors for video: 6 inputs, 3 outputs * 10-pin header for I2C/4-wire serial control
AVDD VVDD1 +12V
REG
5V
D5V
3.3V
REG
DVDD D3.3V
Digital Logic
VVDD1
VVDD2
AVDD
DVDD
LIN+1 GND1 RIN+1 LIN+2 GND2 RIN+2 LIN+3 GND3 RIN+3 LIN+4 GND4 RIN+4 LIN+5 GND5 RIN+5 LIN+6 GND6 RIN+6 LIN+7 GND7 RIN+7 VIN1 VIN2 VIN3 VIN4 VIN5 VIN6
LOUT1 ROUT1 LOUT2 ROUT2 LOUT3 ROUT3 VOUT1 VOUT2 VOUT3
AK4220
Figure 1. AKD4220-A Block Diagram * Circuit diagram and PCB layout are attached at the end of this manual.
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ASAHI KASEI
[AKD4220-A]
EVALUATION BOARD MANUAL Operation sequence
1) Set up power supply lines. Name of jack +12V Color of jack Green Voltage +12V Used for Regulator (T1) Open / connect Default Setting +12V
AVDD
Red
+5V
VVDD1
Bule
+5V
D5V
Red
+5V
DVDD
Orange
+3.3V
D3.3V
Orange
+3.3V
AGND VVSS DGND
Black Black Black
0V 0V 0V
Should be always connected when power supply lines are supplied from regulator of T1. In this case "JP9 (REG)" is set to short. AVDD of AK4220 Should be always connected when AVDD is not supplied from regulator of T1. In this case "JP9 (REG)" is set to open. VVDD1 of AK4220 Should be always connected when AVDD is not supplied from regulator of T1. In this case "JP10 (VVDD1)" is set to open. Regulator (T2) Should be always connected when JP2(DVDD_SEL) is set to DVDD side. Can be open when JP2(DVDD_SEL) is set to REG side. DVDD of AK4220 Should be always connected when DVDD is not supplied from regulator of T1 and T2. In this case "JP15 (DVDD)" is set to open. Digital Logic Should be always connected when D3.3V is not supplied from regulator of T1 and T2. In this case "JP13 (D3.3V)" is set to open. Analog Ground Should be always connected. Analog Ground Should be always connected. Digital Ground Should be always connected, when JP1 (GND) is set to open. Table 1. Set up the power supply lines
Open
Open
Open
Open
Open
0V 0V 0V
(Note) Each supply line should be distributed from the power supply unit. 2) Set-up jumper pins and DIP switches. (See the followings.) 3) Power on. AK4220 should be reset once bringing SW2 (PDN) to "L" upon power-up.
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ASAHI KASEI
[AKD4220-A]
Set up jumper pins
1. JP1 (GND) OPEN SHORT 2. JP9 (REG) OPEN SHORT 3. JP16 (AVDD) OPEN SHORT : Analog ground and Digital ground : Separated. : Common. (The connector "DGND" can be open.) : AVDD, VVDD1 of the AK4220, and regulator of T2 (TA48M033F) : AVDD is supplied from "AVDD " jack. ("+12V" jack should be open) : AVDD is supplied from regulator of T1 (NJM78M05FA). < Default > : AVDD of the AK4220 : AVDD is supplied from "AVDD " jack. : AVDD is supplied from regulator of T1 (NJM78M05FA). ("AVDD" jack should be open) < Default > : VVDD1 of the AK4220 : VVDD1 is supplied from "VVDD1 " jack. : VVDD1 is supplied from regulator of T1 (NJM78M05FA). ("VVDD1" jack should be open) < Default > : Regulator of T2 (TA48M033F) : Regulator of T2 (TA48M033F) is supplied from "D5V " jack. : Regulator of T2 (TA48M033F) is supplied from regulator of T1 (NJM78M05FA). ("D5V" jack should be open) < Default > : DVDD of the AK4220 : DVDD is supplied from "DVDD " jack. : DVDD is supplied from regulator of Regulator of T2 (TA48M033F). ("DVDD" jack should be open) < Default > : Power of digital logic : D3.3V is supplied from "D3.3V " jack. : D3.3V is supplied from regulator of Regulator of T2 (TA48M033F). ("D3.3V" jack should be open) < Default > : Should be open.
4. JP10 (VVDD1) OPEN SHORT
5. JP11 (D-A) OPEN SHORT
6. JP15 (DVDD) OPEN SHORT
7. JP13 (D3.3V) OPEN SHORT
8. JP12 (VVDD2)
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2006/06
ASAHI KASEI
[AKD4220-A]
Set up DIP switches
SW1 Setting for I2C of AK4220 Pin No. Pin Name ON ("H","1") / OFF ("L","0") 1 I2C Control mode Select 2 CAD1 Chip Address Select (Note1) 3 CAD0 Chip Address Select (Note1) Table 2. SW1 Setting for I2C of AK4220 Default ON ("H", "1") OFF ("L", "0") OFF ("L", "0")
(Note1) Chip Address is selected by CAD1, CAD0 pin (CAD10="00","01","10","11")
The function of the toggle SW
[SW2] (PDN): Resets the AK4220. Keep "H" during normal operation.
Indication for LED
[LE1] (INT): [LE2 6] (Q0 4): Monitor INT0 pin of the AK4220. LED turns on when channel dependent audio input detect circuit and video signal detect circuit of the AK4220. Monitor Q0 4 pin of the AK4220.
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ASAHI KASEI
[AKD4220-A]
Serial Control
The AK4220 can be controlled via the printer port (parallel port) of IBM-AT compatible PC. Connect printer port (parallel port) of PC and PORT2 (CTRL) of AKD4220-A by 10-wire flat cable (packed with AKD4220-A). Take care of the direction of 10-pin connector and 10-pin header. The control software packed with this evaluation board supports 4-wire serial control only.
PC
PORT2 CTRL 1 10 CSN Connect CCLK/SCL CDTI/SDA CDTO/SDA 10-wire 10-pin flat cable connector 56 10-pin header AKD4220-A
Red
Figure 2. 10-wire flat cable, 10-pin connector, and 10-pin header
(1) 4-wire Serial Control Mode
The jumper pins should be set to the following.
JP8 I2C
(2) I2C-bus Control Mode
The jumper pins should be set to the following.
JP8 I2C
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ASAHI KASEI
[AKD4220-A]
Input / Output circuit & Set-up jumper pin for Input / Output circuits
(1) Audio Input Circuit GND1, LIN+1, RIN+1 GND7, LIN+7, RIN+7 Input circuits
C18 2 3 4 5
J1 GND1
0.47u
1 +
R73 GND1 (short)
R7 (open)
C21 2 3 4 5
J4 LIN+1
0.47u
1 +
R74 LIN+1 (short)
R10 (open)
C24 2 3 4 5
J7 RIN+1
0.47u
1 +
R75 RIN+1 (short)
R13 (open)
Figure 3. GND, LIN+, RIN+ Input circuit (2) Audio Output Circuit LOUT1/ROUT1 LOUT3/ROUT3 Output circuits
C39 + R28 J22
10u
300
LOUT1
1 2 3 4 5
LOUT1
R94
22k
C40 +
R29
J23
10u
300
ROUT1
1 2 3 4 5
ROUT1
R95
22k
Figure 4. LOUT/ROUT Output circuit
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ASAHI KASEI
[AKD4220-A]
(3)Video Input Circuit VIN1 VIN6 Input circuits
C64 2 3 4 5
J28 VIN1
R58
1
0.1u VIN1
(short)
R61 75
Figure 5. VIN Input circuit (4)Video Output Circuit VOUT1 VOUT3 Output circuits
1
VOUT1 100u
SAG1-1 JP2
R70
J34
75
VOUT1
1 2 3 4 5
C70 + 0
1
VFB1 2.2u
SAG1-2 JP3
C45 + 0
Figure 6. VOUT Output circuit (4-1) "DC Output" is output from J34, J35 and J36 connector. (SAGN bit = 1)
JP2/JP4/JP6 SAG1-1/SAG2-1/SAG3-1
JP3/JP5/JP7 SAG1-2/SAG2-2/SAG3-2
1
0
1
0
(4-2) "SAG Trimming Circuit " is output from J34, J35 and J36 connector. (SAGN bit = 0)
JP2/JP4/JP6 SAG1-1/SAG2-1/SAG3-1
JP3/JP5/JP7 SAG1-2/SAG2-2/SAG3-2
1
0
1
0
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2006/06
ASAHI KASEI
[AKD4220-A]
Control Software Manual
Set-up of evaluation board and control software
1. Set up the AKD4220-A according to previous term. 2. Connect IBM-AT compatible PC with AKD4220-A by 10-line type flat cable (packed with AKD4220-A). 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 "AKD4220-A Evaluation Kit" into the CD-ROM drive. 4. Access the CD-ROM drive and double-click the icon of "AKD4220-A.exe" to set up the control program. 5. Then please evaluate according to the follows.
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 AK4220. 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.
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ASAHI KASEI
[AKD4220-A]
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". When writing the input data to AK4220, 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. When writing the input data to AK4220, click [OK] button. If not, click [Cancel] button.
3. [Function2 Dialog]: Dialog to evaluate ATT of VOL Control
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 AK4220 by this interval. Step Box: Data changes by this step. Mode Select Box: With checking 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 Without checking 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 When writing the input data to AK4220, click [OK] button. If not, click [Cancel] button.
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ASAHI KASEI
[AKD4220-A]
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 AK4220. The file type is the same as [Save].
(Operation flow)
(1) Click [Open] Button. (2) Select the file (*.akr) and Click [Open] Button.
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ASAHI KASEI
[AKD4220-A]
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 1. Window of [F3]
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2006/06
ASAHI KASEI
[AKD4220-A]
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 2 opens.
Figure 2. [F4] window
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ASAHI KASEI
[AKD4220-A]
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 3.
Figure 3. [F4] window(2) (2) Click [START] button, then the sequence is executed.
6-2. [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.
6-3. Note
(1) [Function4] doesn't support the pause function of sequence function. (2) All files need to be in same folder used by [SAVE] and [OPEN] function on right side. (3) When the sequence is changed in [Function3], the file should be loaded again in order to reflect the change.
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2006/06
ASAHI KASEI
[AKD4220-A]
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 4opens.
Figure 4. [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. (2) 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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ASAHI KASEI
[AKD4220-A]
MEASUREMENT RESULTS Audio
[Measurement condition] * Measurement unit : Audio Precision System two Cascade * BW : 10Hz20kHz * Power Supply : AVDD=5V, VVDD1=5V, VVDD2=5V, DVDD=3V * Temperature : Room * Measurement signal line path: LIN+1/RIN+1 LOUT/ROUT Parameter S/(N+D) at 1Vrms Output DR S/N Input signal 1kHz, 0dBV 1kHz, -60dBV Off Measurement filter 20kLPF 22kLPF, A-weighted 22kLPF, A-weighted Results [dB] 93.2 / 93.1 96.2 / 96.2 96.2 / 96.1
Plots
Figure 1-1. FFT (1kHz, 0dBV input) at 1Vrms output Figure 1-2. FFT (1kHz, -60dBV input) Figure 1-3. FFT (Noise floor) Figure 1-4. THD+N vs. Input Level (fin=1kHz) Figure 1-5. THD+N vs. fin (Input Level=0dBFS) Figure 1-6. Linearity (fin=1kHz) Figure 1-7. Frequency Response (Input Level=0dBV) Figure 1-8. Crosstalk (Input Level=0dBV)
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ASAHI KASEI
[AKD4220-A]
Video
[Measurement condition] * Signal Generator : Sony Tectonics TG2000 * Measurement unit : Sony Tectonics VM700T * Power Supply : AVDD=5V, VVDD1=5V, VVDD2=5V, DVDD=3V * Temperature : Room * Measurement signal line path: VIN1 VOUT1 Parameter S/N Measurement conditions Input = 0% flat field Filter = Uni-weighted, BW= 15kHz to 5MHz SAG = 1 Input = 100%red(ENCRC), Measured at VOUT Input = Modulated Lamp SAG = 1 Input = Modulated Lamp SAG = 1 Results 72.4 Unit dB
Crosstalk DG DP
-74.0 0.22 0.91
dB % deg.
Plots
Figure 2-1. Noise spectrum (Input=0%flat field, BW=15kHz to 5MHz, uni weighted, SAG=1) Figure 2-2. Frequency Response (Input= Multi Burst, SAG=1) Figure 2-3 Crosstalk (Input= 100% red (VIN1), measured at VOUT1) Figure 2-4 Crosstalk (Input= 100% red (VIN2), measured at VOUT1) Figure 2-5 DG, DP (Input= Modulated Lamp, SAG=1)
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ASAHI KASEI
[AKD4220-A]
Plots (Audio)
AKM
+0 -10 -20 -30 -40 -50 -60 -70 d B V -80 -90 -100 -110 -120 -130 -140 -150 -160 20
AK4220 FFT LIN1/RIN1-->LOUT1/ROUT1 input=0dBV
11/17/05 10:47:28
50
100
200
500 Hz
1k
2k
5k
10k
20k
Figure1-1. FFT (fin=1kHz Input Level=0dBV)
AKM
+0 -10 -20 -30 -40 -50 -60 -70 d B V -80 -90 -100 -110 -120 -130 -140 -150 -160 20
AK4220 FFT LIN1/RIN1-->LOUT1/ROUT1 input=-60dBV
11/17/05 10:55:52
50
100
200
500 Hz
1k
2k
5k
10k
20k
Figure-1-2. FFT (fin=1kHz Input Level=-60dBV)
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2006/06
ASAHI KASEI
[AKD4220-A]
AKM
+0 -10 -20 -30 -40 -50 -60 -70 d B V -80 -90 -100 -110 -120 -130 -140 -150 -160 20
AK4220 FFT LIN1/RIN1-->LOUT1/ROUT1 Input=no signal
11/17/05 11:18:13
50
100
200
500 Hz
1k
2k
5k
10k
20k
Figure1-3. FFT (Noise Floor)
AKM
-70 -72 -74 -76 -78 -80 -82 d B r A -88 -90 -92 -94 -96 -98 -100 -120 -84 -86
AK4220 LIN1/RIN1-->LOUT1/ROUT1 THD vs.Input Level fin=1kHz
11/17/05 11:05:06
-110
-100
-90
-80
-70
-60 dBV
-50
-40
-30
-20
-10
+0
Figure1-4. THD+N vs. Input level (fin=1kHz)
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ASAHI KASEI
[AKD4220-A]
AKM
-70 -72 -74 -76 -78 -80 -82 d B r A -88 -90 -92 -94 -96 -98 -100 20 -84 -86
AK4220 LIN1/RIN1-->LOUT1/ROUT1 THD vs.Input Frequency Input=0dB
11/17/05 11:13:51
50
100
200
500 Hz
1k
2k
5k
10k
20k
Figure1-5. THD+N vs. Input Frequency (Input level=0dBV)
AKM
+0 -10 -20 -30 -40 -50 d B r A -60 -70 -80 -90 -100 -110
AK4220 LIN1/RIN1-->LOUT1/ROUT1 Linearity fin=1kHz
11/17/05 11:22:34
-120 -120
-110
-100
-90
-80
-70
-60 dBV
-50
-40
-30
-20
-10
+0
Figure1-6.Linearity (fin=1kHz)
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ASAHI KASEI
[AKD4220-A]
AKM
+1 +0.9 +0.8 +0.7 +0.6 +0.5 +0.4 +0.3 +0.2 d B r A +0.1 +0 -0.1 -0.2 -0.3 -0.4 -0.5 -0.6 -0.7 -0.8 -0.9 -1
AK4220 LIN+1/RIN+1-->LINEOUT Frequency Response Input=0dBV
05/18/06 13:15:12
2k
4k
6k
8k
10k Hz
last.at2
12k
14k
16k
18k
20k
Figure1-7. Frequency Response (Input level=0dBV)
Figure1-8. Crosstalk (Input level=0dBV)
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ASAHI KASEI
[AKD4220-A]
Plots(Video)
Figure 2-1. Noise spectrum (Input=0%flat field, BW=15kHz to 5MHz, uni weighted, SAG=1)
Figure 2-2. Frequency Response (Input= Multi Burst, SAG=1)
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ASAHI KASEI
[AKD4220-A]
Figure 2-4 Crosstalk (Input= 100% red (VIN1), measured at VOUT1)
Figure 2-4 Crosstalk (Input= 100% red (VIN2), measured at VOUT1)
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ASAHI KASEI
[AKD4220-A]
Figure 2-5 DG, DP (Input= Modulated Lamp, SAG=1)
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2006/06
ASAHI KASEI
[AKD4220-A]
Revision History
Date (YY/MM/DD) 06/06/12 Manual Revision KM083400 Board Revision 0 Reason First Edition 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.
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5
4
3
2
1
JP1 GND RIN+6 RIN+5 RIN+4 RIN+3 RIN+2 LIN+7 LIN+6 LIN+5 LIN+4 LIN+3 GND7 GND6 GND5 GND4 VVSS Analog Ground Digital Ground GND3 LIN+2
D
D
CN2 64pin_4
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
62
59
56
53
63
60
57
54
64
61
58
55
52
51
50
U1 CN1
LIN+7
LIN+6
LIN+5
LIN+4
LIN+3
GND7
GND6
GND5
GND4
RIN+6
RIN+5
RIN+4
RIN+3
GND3
RIN+2
LIN+2
49
49
64pin_3
RIN+7
R1 51
1
1
RIN+7
GND2
48
48
GND2
PDN
R2 51
2
2
PDN
RIN+1
47
47
RIN+1
CSN/CAD1
R3 51
3
3
CAD1/CSN
LIN+1
46
46
LIN+1
CCLK/SCL
R4
C
4
51
4
SCL/CCLK
GND1
45
45
GND1
CDTI/SDA CDTO/CAD0
R5 51
5
5
SDA/CDTI
ROUT3
44
44
ROUT3
C
6
6
CAD0/CDTO
LOUT3
43
43
LOUT3
INT
7
7
INT
ROUT2
42
42
ROUT2
Q0
8
8
Q0
AK4220
LOUT2
41
41
LOUT2
Q1
9
9
Q1
ROUT1
40
40
ROUT1
Q2
10
10
Q2
LOUT1
39
39
LOUT1
Q3
11
11
Q3
AVSS
38
38
2.2u
12 12 Q4 VCOM 37
0.1u
Q4
DVDD_IN
13
+ C3 C4
13
DVDD
MUTET
36
R6 12k + C5
10u
14
SAG1-1 1 JP2
B
0.1u
14
DVSS
R
35
C6 C7
VOUT1
0 SAG1-2 1 JP3 0
C8 + C9 +
15
15
VOUT1
AVDD
34
0.1u
100u
16 16 VFB1 VVDD2 VVDD1 VOUT2 VOUT3 VVSS2 VVSS3 VVSS1 TEST VFB2 VFB3 VIN1 VIN2 VIN3 VIN4 VIN5 IICN VIN6 33 33
2.2u
64pin_1
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
C10 C12 +
C11
0.1u 10u
0.1u
C13 +
10u
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
CN4 64pin_2
VVDD1_IN
VVDD1_IN
VIN1
VIN2
VIN3
VIN4
I2C
A
C14 + 1
C15 +
C16 + 1
C17 +
VIN5
32
32
100u
01
2.2u
0
100u
01
2.2u
0
SAG2-1 SAG2-2 JP4 JP5
SAG3-1 SAG3-2 JP6 JP7
VOUT2
VOUT3
5
4
3
+
+ +
C1
C2
37
36
1u
35
10u
34
AVDD_IN
B
VIN6
CN3
A
Title Size A2 Date:
2
Document Number
AKD4220-A
AK4220
Sheet
1
Rev
0
1
of
6
5
4
3
2
1
C18
C19
C20
J1 GND1
2 3 4 5
D
0.47u
1 +
R73 GND1 (short)
2 3 4 5
J2 GND2
1
0.47u GND2 (short)
2 3 4 5 +
J3 GND3
1
0.47u
+ +
R79 GND3 (short)
D
R7 (open)
R8 (open)
R9 (open)
C21
C22
C23
J4 LIN+1
2 3 4 5 1
0.47u
+
R74 LIN+1 (short)
2 3 4 5
J5 LIN+2
1
0.47u
+
R77 LIN+2 (short)
2 3 4 5
J6 LIN+3
1
0.47u
+ +
R80 LIN+3 (short)
R10 (open)
R11 (open)
R12 (open)
C24
C25
C26
J7 RIN+1
2 3 4 5 1
0.47u
+
R75 RIN+1 (short)
2 3 4 5
J8 RIN+2
1
0.47u
+
R78 RIN+2 (short)
2 3 4 5
J9 RIN+3
1
0.47u
+ +
R81 RIN+3 (short)
R13 (open)
R14 (open)
R15 (open)
C29
C
J10 GND4
2 3 4 5 1
C27
0.47u
+
R82 GND4 (short)
2 3 4 5
J11 GND5
1
C28
0.47u
+
R85 GND5 (short)
J12 GND6
2 3 4 5 1
0.47u
+ +
R88 GND6 (short)
C
R16 (open)
R17 (open)
R18 (open)
C32
J13 LIN+4
2 3 4 5 1
C30
0.47u
+
R83 LIN+4 (short)
2 3 4 5
J14 LIN+5
1
C31
0.47u
+
R86 LIN+5 (short)
J15 LIN+6
2 3 4 5 1
0.47u
+ +
R89 LIN+6 (short)
R19 (open)
R20 (open)
R21 (open)
C35
J16 RIN+4
2 3 4 5
B
C33
0.47u
1 +
R84 RIN+4 (short)
2 3 4 5
J17 RIN+5
1
C34
0.47u
+
R87 RIN+5 (short)
J18 RIN+6
2 3 4 5 1
0.47u
+ +
R90 RIN+6 (short)
R22 (open)
R23 (open)
R24 (open)
B
J19 GND7
2 3 4 5 1
C36
0.47u
+
R91 GND7 (short)
R25 (open)
J20 LIN+7
2 3 4 5 1
C37
0.47u
+
R92 LIN+7 (short)
R26 (open)
A
J21 RIN+7
2 3 4 5 1
C38
0.47u
+
R93
A
RIN+7 (short)
R27 (open)
Title Size A3 Date:
5 4 3 2
Document Number
AKD4220-A
2
of
Rev
Tuesday, September 13, 2005Sheet
1
Analog Input Circuit
0
6
5
4
3
2
1
C39 +
R28
J22
10u
300
LOUT1
1 2 3 4 5
D
LOUT1
D
R94
22k
C40 +
R29
J23
10u
300
ROUT1
1 2 3 4 5
ROUT1
R95
22k
C41 +
R30
J24
10u
300
LOUT2
1 2 3 4 5
C
LOUT2
R96
22k
C
C42 +
R31
J25
10u
300
ROUT2
1 2 3 4 5
ROUT2
R97
22k
C43 +
R32
J26
10u
300
LOUT3
1 2 3 4 5
LOUT3
R98
22k
B B
C44 +
R33
J27
10u
300
ROUT3
1 2 3 4 5
ROUT3
R99
22k
A
A
Title Size A3 Date:
5 4 3 2
Document Number
AKD4220-A
3
of
Rev
Tuesday, September 13, 2005Sheet
1
Analog Output Circuit
0
6
A
B
C
D
E
R34
51 51 51 51 51 51
D3.3V_IN LE1 PORT1 10 9 8 7 6
D3.3V_IN
R35
E
RP1
R36 6 5 4 3 2 1 R37 R38 R39
D3.3V_IN
SW1 CAD0 CAD1 I2C 1 2 3 I2C MODE 4 5 6 10k
Q0 Q1 Q2 Q3 Q4
1 2 3 4 5
INT
E
Q/INT
INT RP2 3 2 1 47k D3.3V_IN 14 U4A 2 7 74HC04 I2C Q2 CAD0 CAD1 I2C_H Q0
D
Q1
1
Q3
Q4
U3A 14 2 7 74HCU04 U3B 14 3 4 7 74HCU04 U3C 14 5 6 7 74HCU04 U3D 14 9 8 7 74HCU04 U3E 14 11 10 7 74HCU04 U3F 14 13 12 7 74HCU04 1
R40 D3.3V_IN
R41 D3.3V_IN
1k
INT LE2 Q0 LE3
D
R42 D3.3V_IN
1k
R43 D3.3V_IN
1k
Q1 LE4 Q2 LE5 Q3 LE6 Q4
R44 D3.3V_IN
1k
R45
1k
1k
C46
0.1u
C
C
U5
D3.3V_IN
R46 R48 R50
10k 10k 10k
R47 R49 R51
470 470 470
B
1 2 3 4 5
PORT2 10 9 8 7 6
CSN CCLK/SCI CDTI/SDA CDTO/SDA(ACK)
2 3 5 6 11 10 14 13 1 15
1A 1B 2A 2B 3A 3B 4A 4B A/B G
1Y 2Y 3Y 4Y VCC GND
4 7 9
CSN/CAD1 CCLK/SCL
D3.3V_IN
2 R52 D1 HSU119 D3.3V_IN U6A D3.3V_IN U6B
10k
14 1 2 7 74HC14 14 3 4 7 74HC14 PDN
B
16 8
D3.3V_IN
C58
L
3 1
1
12
H
SW2 C47
74LVC157
CTRL
R53 R100
0.1u
51
D3.3V_IN R54
PDN
2
0.1u
3.9k CAD1 I2C_H
1
14 2 7 U7A 74LVC07
10k
D3.3V_IN
A
CDTI/SDA JP8 CAD0 I2C CDTO/CAD0
Title Size A3 Date:
A B C D
A
AKD4220-A
Document Number Friday, May 19, 2006
LOGIC
Sheet
E
Rev
0 4
of
6
5
4
3
2
1
AVDD
D
T1 NJM78M05FA
+12V
D
R55 AVDD_IN Short
+C48
JP16 AVDD
JP9
OUT GND 3 IN 1 C50 + C51
+12V T45_G
AVDD T45_R
DVDD T45_O
VVDD1 T45_BL
VVDD2 T45_BL
AGND T45_BK
D5V T45_R
D3.3V T45_O
VVSS T45_BK
DGND T45_BK
REG
C49
47u
2
0.1u
0.1u
47u
1
1
1
1
1
1
1
1
1
+12V VVDD1 R56 VVDD1_IN 5.1
+C52
AVDD
DVDD
VVDD1
VVDD2
D5V JP10 VVDD1
L1
AGND
D5V
D3.3V
VVSS
JP11 D-A
T2
10u
TA48M033F OUT GND IN
47u
VVDD2 R57 VVDD2_IN short
C
C53
C54
0.1u JP12
47u
+
C55 +
C56
(open)
0.1u
+C57
VVDD2
C
47u JP13 DVDD
L3
D3.3V
D3.3V JP15 D3.3V_IN DVDD
L4
DVDD_IN (short)
+ C59
(short)
+
C60
47u
47u
D3.3V_IN
B
1
B
C61 14
C62
C63
0.1u
3
0.1u
4
0.1u
3 U7B 14 4 7 74LVC07
U4B 74HC04
14
7
U4C 6 5 74HC04
U6C
5 7
14 6 7 74HC14
5
U7C 14 6 7 74LVC07
14
U4D 8 9 74HC04
U6D
9 7
14 8 7 74HC14
9
U7D 14 8 7 74LVC07
14
11
A
U4E 10
U6E 11
14
7
74HC04
14 10 7 74HC14
11
U7E 14 10 7 74LVC07
A
U4F 12 13 74HC04
U6F
13 7
14 12 7 74HC14
13
U7F 14 12 7 74LVC07
Title Size A3 Date: Document Number
AKD4220-A
Sheet
1
Rev
POWER SUPPLY
0
of
5
6
5
4
3
2
5
4
3
2
1
C64
D
C65
C66
J28 VIN1
2 3 4 5 1
R58 (short)
R61 75
0.1u VIN1
2 3 4 5
J29 VIN2
1
R59 (short)
R62 75
0.1u VIN2
2 3 4 5
J30 VIN3
1
R60 (short)
R63 75
0.1u
D
VIN3
J31 VIN4
2 3 4 5 1
C67
R64 (short)
R67 75
0.1u VIN4
2 3 4 5
J32 VIN5
1
C68
R65 (short)
R68 75
0.1u VIN5
2 3 4 5
J33 VIN6
1
C69
R66 (short)
R69 75
0.1u VIN6
C
C
R70
J34
75 VOUT1
VOUT1
1 2 3 4 5
R71
J35
75 VOUT2
VOUT2
1 2 3 4 5
R72
J36
75
B
VOUT3
1 2 3 4 5
B
VOUT3
A
A
Title Size A3 Date:
5 4 3 2
Document Number
AKD4220-A
Sheet
1
Rev
Video Block Input/Output Circuit
6
of
0
6

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