AK5357 Datasheet, PDF (5/18 Pages) List of Unclassifed Manufacturers – 24 BIT 96 KHZ ADC

ASAHI KASEI
[AK5357]
ANALOG CHARACTERISTICS
(Ta=25°C; VA=VD=5.0V; AGND=DGND=0V; fs=48kHz, 96kHz; SCLK=64fs; Signal Frequency=1kHz; 24bit Data;
Measurement frequency=20Hz ∼ 20kHz at fs=48kHz, 40Hz ∼ 40kHz at fs=96kHz; unless otherwise specified)
Parameter
min
typ
max
Units
ADC Analog Input Characteristics:
Resolution
24
Bits
Input Voltage
(Note 4) VA=5V
2.7
VA=3V
-
S/(N+D) (−1dBFS) ^VA=5V
fs=48kHz
fs=96kHz
78
-
VA=3V fs=48kHz
-
fs=96kHz
-
DR
(−60dBFS) VA=5V fs=48kHz, A-weighted
94
fs=96kHz
88
VA=3V fs=48kHz, A-weighted
-
fs=96kHz
-
S/N
VA=5V fs=48kHz, A-weighted
94
fs=96kHz
88
VA=3V fs=48kHz, A-weighted
-
fs=96kHz
-
Input Resistance
fs=48kHz
13
fs=96kHz
9
Interchannel Isolation
90
Interchannel Gain Mismatch
Gain Drift
Power Supply Rejection
(Note 5)
-
3.0
3.3
Vpp
1.8
-
Vpp
88
dB
86
dB
86
dB
84
dB
102
dB
97
dB
100
dB
95
dB
102
dB
97
dB
100
dB
95
dB
20
kΩ
14
kΩ
110
dB
0.1
0.5
dB
100
-
ppm/°C
50
dB
Power Supplies
Power Supply Current
Normal Operation (PDN pin = “H”)
VA
11
17
mA
VD
(fs=48kHz)
(Note 6)
3
5
mA
VD
(fs=96kHz)
(Note 7)
6
9
mA
Power down mode (PDN pin = “L”)
(Note 8)
VA+VD
10
100
µA
Note 4. This value is the full scale (0dB) of the input voltage. Input voltage is proportional to VA voltage.
Vin = 0.6 x VA (Vpp).
Note 5. PSR is applied to VA and VD with 1kHz, 50mVpp.
Note 6. VD=2mA@3V
Note 7. VD=4mA@3V
Note 8. All digital input pins are held VD or DGND.
MS0294-E-00
-5-
2004/02