asahi kasei [AKD4204-A] 2011/09 - 1 - general description the AKD4204-A is an evaluation board for a fast evaluation of the ak4204, evaluation requires audio/video analog anal yzers/generators and a power supply. ? ordering guide AKD4204-A --- ak4204 evaluation board function ? rca jacks for analog audio input/output ? rca jacks for video input/output figure 1. AKD4204-A block diagram circuit diagram and pcb layout are a ttached at the end of this manual. ak4204 vin lin rin lout rout vout vdd2 vdd1 vss2 vss1 vdd2 vdd1 reg+5 +5v+3.3v +5v+3.3v regulator regulator vss1 vss2 ak4204 evaluation board rev.0 AKD4204-A
asahi kasei [AKD4204-A] 2011/09 - 2 - evaluation board manual ? operation sequence 1) set up the power supply lines. name of jack color of jack voltage used for comment and attention default of jack reg+5v yellow +4.8 +5.2v input regulator connect only when using regulator. open vdd1 red +3.0 +3.6v ak4204 vdd1 should be connected when jp7 (vdd1) is set to reg side. should be open when jp7(vdd1) is set to vdd1 side. +3.3v vdd2 red +3.0 +3.6v ak4204 vdd2 should be connected when jp4 (vdd2) is set to reg side. should be open when jp4 (vdd2) is set to vdd2 side. +3.3v d3.3v red +3.0 3.6 v logic power supply should be connected when jp5 (d3.3v) is set to reg side. should be open when jp5 (d3.3v) is set to d3.3v side. +3.3v vss1 black 0v analog ground should always be connected 0v vss2 black 0v analog ground should always be connected 0v table 1. power supply lines each supply line should be distributed from the power supply unit. 2) set-up jumper pins. (see the followings.) 3) power on. ? jumper pins set up [jp ] (vdd2): regulator (+3.3v) or vdd2 connector open: the vdd2 pin is supplied via the vdd2 connector. short: the vdd2 pin is supplied via the regulator (+3.3v). (the connector ?vdd2? must be open.) [jp5] (d3.3v): regulator (+3.3v) or d3.3v connector open: logic voltage is supplied via the d3.3v connector. short: logic voltage is supplied via the regulator (+3.3v). (the connector ?d3.3v? must be open.) [jp6] (vdd): vdd1 and vdd2 open: separated short: connected [jp7] (vdd1): regulator (+3.3v) or vdd1 connector open: the vdd1 pin is supplied via the vdd1 connector. short: the vdd1 pin is supplied via the regulator (+3.3v). (the connector ?vdd1? must be open.) the regulator can be supplied 3.3v to all circuits by shorting jp4, jp5 and jp7, and supplying +5v to reg+5v connector.
asahi kasei [AKD4204-A] 2011/09 - 3 - ? chip resistance set up [r15] : sgnd pin input select open: not to use short: sgnd [r16] : apdn pin input select open: not to use short: apdn [r17] : vss1 and vss2 open: separated short: connected ? the function of the toggle sw [s1] (vpdn): power down of the ak4204 video block. keep ?h? during normal operation. [s2] (apdn): power down of the ak4204 audio block. keep ?h? during normal operation. ? analog input/output list signal name note input j3(lin), j7(rin) max. 1vrms audio output j4 (lout), j6 (rout) max. 2.1vrms input j1 (vin) max. 1.5vpp video output j2 (vout) min. 2.52vpp table 2. analog input/output list
asahi kasei [AKD4204-A] 2011/09 - 4 - measurement results ? audio [measurement condition] ? measurement unit : audio precision sys-2722 ? bw : 20hz 20khz ? power supply : reg+5v=+5v, vdd1=vdd2=+3.3v (regulator) ? interface : i nput: rca, output: rca ? temperature : room ? measurement signal line path: lin/rin lout/rout parameter input signal measurement filter results lout [db] results rout [db] thd+n (at 2vrms output) 1khz, 0dbfs 20klpf -95.12 -95.19 dr 1khz, -60dbfs 22klpf, a-weighted 103.45 103.41 s/n ?no-input 22klpf, a-weighted 103.41 103.53 plots figure 1-1. fft (1khz, 0dbfs input) at 2vrms output figure 1-2. fft (1khz, -60dbfs 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=0dbfs) figure 1-8. crosstalk (input level=0dbfs)
asahi kasei [AKD4204-A] 2011/09 - 5 - ? video [measurement condition] ? signal generator : tektronix tg2000 ? measurement unit : tektronix vm700t ? power supply : reg+5v=+5v, vdd1=vdd2=+3.3v (regulator) ? interface : i nput: rca, output: rca ? temperature : room ? measurement signal line path: s/n: vin vout dg, dp: vin vout parameter input signal measurement filter results unit s/n 100% flat field bw=100khz to 6mhz filter=uni-weighted 82.7 db dg modulated 5 step min: 0.00 max: 0.16 % dp modulated 5 step min: 0.00 max: 0.73 deg. plots figure 2-1. dg, dp (input= modulated 5 step)
asahi kasei [AKD4204-A] 2011/09 - 6 - plots (audio) ak4204 lin/rin ? lout/rout: fft: fin=1khz, input level=0db figure1-1. fft (fin=1khz, input level=0db) ak4204 lin/rin ? lout/rout: fft: fin=1khz, input level=-60db figure-1-2. fft (fin=1khz input level=-60db)
asahi kasei [AKD4204-A] 2011/09 - 7 - ak4204 lin/rin ? lout/rout: fft: no-input figure1-3. fft (noise floor) ak4204 lin/rin ? lout/rout: thd+n amplitude vs input amplitude: fin=1khz figure1-4. thd+n vs. input level (fin=1khz)
asahi kasei [AKD4204-A] 2011/09 - 8 - ak4204 lin/rin ? lout/rout: thd+n amplitude vs i nput frequency: input level=0db figure1-5. thd+n vs. input frequency (input level=0db) ak4204 lin/rin ? lout/rout: linearity: fin=1khz figure1-6.linearity (fin=1khz)
asahi kasei [AKD4204-A] 2011/09 - 9 - ak4204 lin/rin ? lout/rout: frequency response: input level=0dbr figure1-7. frequency response (input level=0db) ak4204 lin/rin ? lout/rout: crosstalk: fin=1khz, input level=0dbr / no-input figure1-8. crosstalk (input level=0db)
asahi kasei [AKD4204-A] 2011/09 - 10 - plots(video) ak4204 vin ? vout: dg, dp: input signal=modulated 5 step figure 2-1 dg, dp (input signal= modulated 5 step)
asahi kasei [AKD4204-A] 2011/09 - 11 - revision history important notice z these products and their specifications are subject to change without notice. when you consider any use or application of these produc ts, please make inquiries the sales office of asahi kasei microdevices corporation (akm) or authorized distributors as to current status of the products. z descriptions of external circuits, application circuits, software and other related information contained in this document are provided only to illustrate the operation and application exampl es of the semiconductor products. you are fully responsible for the incorporation of these external circuits, application circuits, software and other related information in the design of your e quipments. akm assumes no responsibility fo r any losses incurred by you or third parties arising from the use of these information herein. akm assumes no liability for infringement of any patent, intellectual property, or other rights in the applica tion or use of such information contained herein. z any export of these products, or devices or systems containi ng them, may require an export license or other official approval under the law and regulations of the country of e xport pertaining to customs and tariffs, currency exchange, or strategic materials. z akm products are neither intended nor aut horized for use as critical components note1 ) in any safety, life support, or other hazard related device or system note2 ) , and akm assumes no responsibility fo r such use, except for the use approved with the express written consent by representative director of akm. as used here: note1 ) a critical component is one whose failure to functi on 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, aeros pace, 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 akm products , who distributes, disposes of, or otherwise places the product with a third party, to notify such third party in advance of the above conten t and conditions, and the buyer or distributor agrees to assume any and all responsib ility 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. date (yy/mm/dd) manual revision board revision reason page contents 11/08/02 km108500 0 first edition 11/09/06 km108501 0 change 5 measurement result were changed video s/n
5 5 4 4 3 3 2 2 1 1 d d c c b b a a 0 vss2 vss1 vss1 vss1 rout lout vdd1 vout vdd2 vin vpdn lin rin apdn sgnd title size document number rev date: sheet of ak4204 0 AKD4204-A_main a4 14 tuesday, august 02, 2011 title size document number rev date: sheet of ak4204 0 AKD4204-A_main a4 14 tuesday, august 02, 2011 title size document number rev date: sheet of ak4204 0 AKD4204-A_main a4 14 tuesday, august 02, 2011 r14 1m cn1 8pin_l 1 2 3 4 5 6 7 8 c5 0.1u + c6 10u u1 ak4204 vin 1 vpdn 2 cn 3 cp 4 apdn 5 lin 6 rin 7 sgnd 8 rout 9 lout 10 vdd1 11 vss1 12 vee 13 vout 14 vss2 15 vdd2 16 r13 1m c3 1.0u r16 c1 0.1u + c2 10u c4 10u cn2 8pin_l 1 2 3 4 5 6 7 8 - 12 -
5 5 4 4 3 3 2 2 1 1 d d c c b b a a video intput video output (sd) audio output audio intput vout lout rout vin lin rin (yellow) (yellow) (white) (white) (red) (red) (open) (open) (open) (open) (open) vss2 vss2 vss2 vss1 vss1 vss1 vss1 vss1 vss1 vss1 vss1 vout vin sgnd lout rout lin apdn rin apdn title size document number rev date: sheet of audio video input / output 0 ak4204-a-main a4 24 tuesday, august 02, 2011 title size document number rev date: sheet of audio video input / output 0 ak4204-a-main a4 24 tuesday, august 02, 2011 title size document number rev date: sheet of audio video input / output 0 ak4204-a-main a4 24 tuesday, august 02, 2011 r6 (short) + c13 1u r10 220 j3 mr-552ls 2 3 1 + c12 1u r4 220 + c10 1u j2 mr-552ls 2 3 1 j5 lin 2 2 3 3 1 1 + c9 (short) r9 220 c7 0.1u r15 0 r7 220 + c8 1u r5 open j8 rin 2 2 3 3 1 1 r8 open r1 75 j4 mr-552ls 2 3 1 r3 220 j6 mr-552ls 2 3 1 j1 mr-552ls 2 3 1 r2 75 j7 mr-552ls 2 3 1 + c11 (short) - 13 -
5 5 4 4 3 3 2 2 1 1 d d c c b b a a vpdn h l apdn h l dgnd dgnd dgnd d3.3v d3.3v vpdn d3.3v apdn title size document number rev date: sheet of power down 0 AKD4204-A-main a4 34 tuesday, august 02, 2011 title size document number rev date: sheet of power down 0 AKD4204-A-main a4 34 tuesday, august 02, 2011 title size document number rev date: sheet of power down 0 AKD4204-A-main a4 34 tuesday, august 02, 2011 r11 10k u2 74hc14 gnd 7 1a 1 3a 5 5a 11 5y 10 3y 6 1y 2 2y 4 4y 8 6y 12 6a 13 4a 9 2a 3 vcc 14 c14 0.1u d2 hsu119 k a c15 0.1u s2 ate1d-2m3 2 1 3 d1 hsu119 k a r12 10k s1 ate1d-2m3 2 1 3 c16 0.1u - 14 -
5 5 4 4 3 3 2 2 1 1 d d c c b b a a +5v +3.3v ??A? ??A? (open) vss2 reg+5v reg+5v vdd1 d3.3v vdd2 vdd2 vss2 vdd1 vss2 d3.3v dgnd vss2 vss2 vss1 vss1 vss1 vss1 vss1 vss2 dgnd vdd2 vdd1 d3.3v title size document number rev date: sheet of power supplly 0 AKD4204-A-main a3 44 tuesday, august 02, 2011 title size document number rev date: sheet of power supplly 0 AKD4204-A-main a3 44 tuesday, august 02, 2011 title size document number rev date: sheet of power supplly 0 AKD4204-A-main a3 44 tuesday, august 02, 2011 c25 0.1u reg+5v tj563_y 1 gnd3 (open) c19 0.1u t1 lm1117 out 3 gnd 2 in 1 + c18 10u vss2 tj563-bk 1 + c22 47u 1 2 l3 (short) 1 2 gnd1 (open) l2 (short) 1 2 r17 0 d3.3v tj563-r 1 vdd2 tj563-r 1 c20 0.1u + c23 10u l1 (short) 1 2 gnd2 (open) gnd6 (open) + c26 10u vss1 tj563-bk 1 c24 0.1u jp7 vdd1 t2 lm1117 out 3 gnd 2 in 1 jp5 d3.3v gnd5 (open) + c21 10u gnd4 (open) + c17 47u 1 2 vdd1 tj563-r 1 + c27 47u 1 2 jp6 vdd jp4 vdd2 - 15 -
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