AK5365 Datasheet, PDF (9/41 Pages) Asahi Kasei Microsystems – 24-BIT 96KHZ ADC WITH SELETOR/PGA/ALCl

ASAHI KASEI
[AK5365]
DC CHARACTERISTICS
(Ta=−40 ∼ 85°C; AVDD=4.75 ∼ 5.25V; DVDD=3.0 ∼ 5.25V)
Parameter
Symbol
min
typ
Max
Units
High-Level Input Voltage
VIH
70%DVDD
-
-
V
Low-Level Input Voltage
VIL
-
-
30%DVDD V
High-Level Output Voltage
(Iout=−400µA)
VOH
DVDD-0.5
-
-
V
Low-Level Output Voltage
(Except SDA pin : Iout=400µA)
VOL
-
-
0.5
V
(SDA pin : Iout=3mA)
VOL
-
Input Leakage Current
Iin
-
-
0.4
V
-
±10
µA
SWITCHING CHARACTERISTICS
(Ta=−40 ∼ 85°C; AVDD=4.75 ∼ 5.25V; DVDD=3.0 ∼ 5.25V; C_L=20pF)
Parameter
Symbol
min
typ
Master Clock Timing
Frequency
fCLK
8.192
Pulse Width Low
tCLKL 0.4/fCLK
Pulse Width High
tCLKH 0.4/fCLK
LRCK Frequency
Normal Speed Mode
fsn
32
Double Speed Mode
fsd
48
Duty Cycle
Slave mode
45
Master mode
50
Audio Interface Timing
Slave mode
BICK Period
tBCK
160
BICK Pulse Width Low
tBCKL
65
Pulse Width High
tBCKH
65
LRCK Edge to BICK “↑”
(Note 16)
tLRB
30
BICK “↑” to LRCK Edge (Note 16)
tBLR
30
LRCK to SDTO (MSB) (Except I²S mode)
tLRS
BICK “↓” to SDTO
tBSD
Master mode
BICK Frequency
fBCK
64fs
BICK Duty
dBCK
50
BICK “↓” to LRCK
tMBLR
−20
BICK “↓” to SDTO
tBSD
−20
Note 17. BICK rising edge must not occur at the same time as LRCK edge.
max
24.576
48
96
55
Units
MHz
ns
ns
kHz
kHz
%
%
ns
ns
ns
ns
ns
35
ns
35
ns
Hz
%
20
ns
35
ns
MS0164-E-01
-9-
2002/08