ak7780 AKM Semiconductor, Inc., ak7780 Datasheet - Page 12

• Manufacturer Part Number: ak7780
• Description: 24bit 5ch Adc & Src + Audio Dsp
• Manufacturer: AKM Semiconductor, Inc.

(1) Analog Characteristics
(Unless otherwise specified, Ta = 25°C; AVDD = DVDD = 3.3V, DVDD18=1.8V; VREFH = AVDD, VREFL = AVSS;
96kHz; ADC specified with differential inputs (ADC1, ADC2); CKM Mode 1(CKM[2:0]= “000”), SRC RESET)
Monaural
ADC part
Note 7. This value is not guaranteed for single-ended inputs.
Note 8. Indicates S/(N+D) when -60 dBFS signal is applied.
Note 9. Indicates isolation between L and R when -1dBFS signal is applied.
Note 12. Target input pins are AINL+, AINL–, AINR+, AINR–, AINL2-L8, AINR2-R8.
Note 13. Target input pin is AINM, The full scale of this pin is (FS=(VREFH-VREFL) x (2.0/3.3))
Note 14. Target input pin is AINM.
MS0581-E-00-PB
Note 10. Target input pins are AINL+, AINL-, AINR+ and AINR-.
Note 11. Target input pins are AINL2~L8, AINR2~R8.,
BITCLK = 64 fs; signal frequency = 1kHz; Measurement bandwidth = 20Hz to 20kHz @ 48kHz, 20Hz ~ 40kHz @
ADCM
Stereo
ADC1
ADC2
ADC
1) ADC Characteristics
Differential full scale is (±FS=(VREFH-VREFL)x(2.0/3.3))
Single-ended full scale is (FS=(VREFH-VREFL) x (2.0/3.3))
Resolution
Dynamic characteristics
S/(N+D)
Dynamic range
S/N
Inter-channel isolation (f=1kHz)
DC accuracy
Channel gain mismatch
Analog input
Input voltage ( Differential input )
Input voltage ( Single-ended input )
Input impedance
Resolution
Dynamic characteristics
S/(N+D
Dynamic range
S/N
Analog input
Input voltage
Input impedance
fs = 48kHz (-1dBFS)
Fs = 96kHz (-1dBFS)
fs = 48kHz (A filter)
fs = 96kHz
fs = 48kHz (A filter)
fs = 96kHz
fs = 48kHz (-1dBFS)
fs = 96kHz ( -1dBFS)
fs = 48kHz (A filter)
fs = 96kHz
fs = 48kHz (A filter)
fs = 96kHz
Parameter
ELECTRIC CHARACTERISTICS
(Note
(Note
(Note
(Note
(Note
(Note
(
(Note
Note
(Note
7,
(Note
- 12 -
Note
12)
10)
11)
9)
13)
14)
7)
7)
8)
8)
±1.85
1.85
1.85
min
82
88
88
90
22
78
87
87
22
±2.00
2.00
2.00
115
typ
0.1
92
90
96
93
96
93
33
88
87
95
92
95
92
33
±2.15
max
2.15
2.15
0.3
24
24
2007/09
[AK7780]
Vp-p
Vp-p
Vp-p
Unit
Bits
Bits
kΩ
kΩ
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB