ASAHI KASEI
[AK4121]
ABSOLUTE MAXIMUM RATINGS
(AVSS=DVSS=0V; Note 1)
Parameter
Power Supplies:
Core
Input Buffer
|AVSS-DVSS| (Note 1)
Input Current, Any Pin Except Supplies
Input Voltage
Ambient Temperature (Power applied)
Storage Temperature
VDD
TVDD
∆
GND
IIN
VIN
Ta
Tstg
−0.3
−0.3
-
−0.3
−40
−65
4.6
6.0
0.3
±10
TVDD+0.3
85
150
V
V
V
mA
V
°C
°C
Symbol
min
max
Units
Note 1. All voltages with respect to ground.
WARNING: Operation at or beyond these limits may result in permanent damage to the device.
Normal operation is not guaranteed at these extremes.
RECOMMENDED OPERATING CONDITIONS
(AVSS=DVSS=0V; Note 2)
Parameter
Power Supplies: Core
Input Buffer
Note 2. All voltages with respect to ground.
Symbol
VDD
TVDD
min
3.0
VDD
typ
3.3
5
max
3.6
5.5
Units
V
V
SRC PERFORMANCE
(Ta=−40∼85°C; VDD=3.0∼3.6V; TVDD=3.0~5.5V; data=20bit; measurement bandwidth=20Hz~FSO/2;
unless otherwise specified.)
Parameter
Symbol
min
typ
max
Resolution
20
Input Sample Rate
FSI
8
96
Output Sample Rate
FSO
32
96
Dynamic Range (Input= 1kHz,
−
60dBFS, Note 3)
-
114
-
FSO/FSI=44.1kHz/48kHz
-
114
-
FSO/FSI=48kHz/44.1kHz
-
114
-
FSO/FSI=32kHz/48kHz
-
115
-
FSO/FSI=96kHz/32kHz
-
-
112
Worst Case (FSO/FSI=32kHz/44.1kHz)
Dynamic Range (Input= 1kHz,
−
60dBFS, A-weighted, Note 3)
-
117
-
FSO/FSI=44.1kHz/48kHz
THD+N
(Input= 1kHz, 0dBFS, Note 3)
−113
-
-
FSO/FSI=44.1kHz/48kHz
-
-
FSO/FSI=48kHz/44.1kHz
−112
-
-
FSO/FSI=32kHz/48kHz
−113
-
-
FSO/FSI=96kHz/32kHz
−111
-
Worst Case (FSO/FSI=48kHz/8kHz)
−103
-
Ratio between Input and Output Sample Rate
FSO/FSI
(FSO/FSI, Note 4, Note 5)
0.33
6
Note 3. Measured by Rohde & Schwarz UPD04, Rejection Filter= wide, 8192point FFT.
Note 4. The “0.33” is the ratio of FSO/FSI when FSI is 96kHz and FSO is 32kHz
Note 5. The “6” is the ratio when FSI is 8kHz and FSO is 48kHz.
Units
Bits
kHz
kHz
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
-
MS0191-E-03
-4-
2004/08
AKM [ ASAHI KASEI MICROSYSTEMS ]
