ak7770eq ETC-unknow, ak7770eq Datasheet - Page 10

• Manufacturer Part Number: ak7770eq
• Description: Audio With Multi-channel Audio Codec
• Manufacturer: ETC-unknow

Parameter
Pre-AMP
Pre-AMP
■
Note 6. Value measured with an input resistance of 47kΩ and a feedback resistance of 16kΩ with a 2Vrms input voltage.
Note 7. The value measured through the pre-amp and ADC with an input resistance of 47kΩ and a feedback resistance of
Note 8. S/(N+D) with an input signal of -60dBFS
Note 9. Isolation between AINL1-4, AINR1-4 with a -1dBFS input signal.
Note 10. When the SRC on DIT operate asynchronously, the performance may be degraded.
■
specified)
Parameter
DAC1
DAC2
Note 11. S/(N+D) with a -60dBFS input signal
Note 12. Isolation between Lch-Rch between each DAC
Note 13. Full scale output voltage
MS0699-E-01-PB
ADC2
ADC1
ADC2
ADC1
(Ta=25 °C; AVDD=HVDD=DVDD=3.3V; DVDD18=1.8V; VSS1=VSS2=VSS3=0V; Signal frequency = 1kHz;
Measurement bandwidth =20Hz~20kHz , fs=48kHz fs; SRC reset; unless otherwise specified)
(Ta= 25°C; AVDD=HVDD=DVDD=3.3V; DVDD18=1.8V; VSS1=VSS2=VSS3=0V;
Signal frequency = 1kHz; Measurement bandwidth =20Hz~20kHz, fs=48kHz fs; SRC reset; unless otherwise
ADC1/2
DAC1/2
+
16kΩ with a 2Vrms input voltage.
Feedback Resistance
S/(N+D)
S/N
Load Capacitance
Resolution
Dynamic characteristics
S/(N+D)
Dynamic range fs = 48kHz (A-weighted)
S/N
Interchannel Isolation( (f=1kHz)
DC Accuracy
Gain mis-match between channels
Analog input
Input voltage
Resolution
Dynamic characteristics
S/(N+D)
Dynamic range (A-weighted)
S/N (A-weighted)
Interchannel Isolation (f=1kHz)
DC Accuracy
Gain mis-match between channels
Analog output
Output voltage
Load resistance
Load capacitance
(A-weighted)
fs = 48kHz (A-weighted)
fs = 48kHz (-1dBFS)
ANALOG CHARACTERISTICS
(Note
(Note
(Note
(0 dBFS)
(Note
12)
7,
11)
(Note
(Note
(Note
(Note
13)
Note
- 10 -
9)
6)
6)
8)
7)
2.05
2.02
min
min
10
74
88
85
85
78
92
92
90
5
2.18
105
100
100
100
100
typ
typ
2.2
0.2
0.1
88
99
84
96
96
max
max
2.34
2.35
0.5
0.3
24
30
30
20
24
[AK7770]
2008/06
Units
Units
Vp-p
Vp-p
Bits
Bits
kΩ
kΩ
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
pF
dB
pF