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[AKD4953A-B]
<KM104800>
2010/10
- 3 -
Evaluation Board Manual
Operation sequence
1) Set up the power supply lines.
Name Color Voltage
Comments
Attention
+5.0V Red +5.0V
Regulator
Power
line is needed for this jack.
GND Black 0V
Ground
Power
line is needed for this jack.
Table 1.Set up of power supply lines
2) Set up the evaluation mode, jumper pins.
(See the followings.)
3) Power on.
The AK4953A and AK4118A should be reset once bringing SW1 “L” upon power-up.
Evaluation mode
(1) Slave mode
(1-1) Evaluation of Recording block (MIC, ADC) using DIT of AK4118A
(1-2) Evaluation of Playback block (HP,SPK) using DIR of AK4118A
(1-3) Evaluation of Loop-back using AK4118A <Default>
(1-4) All interface signals including master clock are fed externally.
(1-1) Evaluation of Recording block using DIT of AK4118A
PORT1 (DIT) and X1 (X’tal) are used. Nothing should be connected to PORT2 (DIR) and PORT3 (DSP).
JP11
MCKO
JP12
LRCK
JP13
ADC
DIR
JP16
BICK
JP14
BICK2
JP15
LRCK2
(1-2) Evaluation of Playback block using DIR of AK4118A
PORT2 (DIR) is used. Nothing should be connected to PORT3 (DSP).
JP11
MCKO
JP12
LRCK
JP13
ADC
DIR
JP16
BICK
JP14
BICK2
JP15
LRCK2
The AK4118A operates at fs of 32kHz or more. If the fs is slower than 32kHz,
any other evaluation mode without using DIR should be used.
(1-3) Evaluation of Loop-back using AK4118A <Default>
X’tal oscillator (X1) is used. Nothing should be connected to PORT2 (DIR) and PORT3 (DSP).
JP11
MCKO
JP12
LRCK
JP13
ADC
DIR
JP16
BICK
JP14
BICK2
JP15
LRCK2
The AK4118A operates at fs of 32kHz or more. If the fs is slower than 32kHz,
any other evaluation mode without using DIR should be used.
Содержание AKD4953A-B
Страница 31: ...AKD4953A B KM104800 2010 10 31 fs 44 1kHz Figure 30 FFT Plot No signal Figure 31 THD N vs Input Level fin 1kHz...
Страница 34: ...AKD4953A B KM104800 2010 10 34 fs 44 1kHz Figure 36 Crosstalk Plot Input level 1dBFS...
Страница 36: ...AKD4953A B KM104800 2010 10 36 fs 96kHz Figure 39 FFT Plot No signal Figure 40 THD N vs Input Level fin 1kHz...
Страница 39: ...AKD4953A B KM104800 2010 10 39 fs 96kHz Figure 45 Crosstalk Plot Input level 1dBFS...
Страница 41: ...AKD4953A B KM104800 2010 10 41 fs 44 1kHz Figure 48 FFT Plot No signal Figure 49 THD N vs Input Level fin 1kHz...
Страница 44: ...AKD4953A B KM104800 2010 10 44 fs 96kHz Figure 54 Crosstalk Plot Input level 1dBFS...
Страница 46: ...AKD4953A B KM104800 2010 10 46 fs 96kHz Figure 57 FFT Plot No signal Figure 58 THD N vs Input Level fin 1kHz...
Страница 49: ...AKD4953A B KM104800 2010 10 49 fs 96kHz Figure 63 Crosstalk Plot Input level 1dBFS...
Страница 51: ...AKD4953A B KM104800 2010 10 51 fs 44 1kHz Figure 66 FFT Plot No signal Figure 67 THD N vs Input Level fin 1kHz...
Страница 55: ...AKD4953A B KM104800 2010 10 55 fs 96kHz Figure 74 FFT Plot No signal Figure 75 THD N vs Input Level fin 1kHz...
Страница 59: ...AKD4953A B KM104800 2010 10 59 fs 44 1kHz Figure 82 FFT Plot No Signal Figure 83 THD N vs Input Level fin 1kHz...