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AKD4564 Datasheet(PDF) 11 Page - Asahi Kasei Microsystems

Part # AKD4564
Description  16BIT CODEC WITH BUILT-IN ALC AND MIC/HP/SPK-AMP
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Manufacturer  AKM [Asahi Kasei Microsystems]
Direct Link  http://www.akm.com
Logo AKM - Asahi Kasei Microsystems

AKD4564 Datasheet(HTML) 11 Page - Asahi Kasei Microsystems

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ASAHI KASEI
[AK4564]
MS0140-E-01
2002/07
- 11 -
DC CHARACTERISTICS
(Ta=25
°C; AVDD, DVDD, SVDD=2.6 ∼ 3.6V, MVDD, HVDD=2.6∼ 5.5V)
Parameter
Symbol
min
typ
max
Units
High-Level Input Voltage
Low-Level Input Voltage
VIH
VIL
1.5
-
-
-
-
0.6
V
V
High-Level Output Voltage
Iout=-200
µA
Low-Level Output Voltage
Iout=200
µA
VOH
VOL
DVDD-0.2
-
-
-
-
0.2
V
V
Input Leakage Current
Iin
-
-
±10
µA
SWITCHING CHRACTERISTICS
(Ta=25
°C; AVDD, DVDD, SVDD=2.6 ∼ 3.6V, MVDD, HVDD=2.6∼ 5.5V; C
L=20pF)
Parameter
Symbol
min
typ
max
Units
Master Clock Timing (MCLK)
256fs: Frequency
Pulse Width Low
Pulse Width High
384fs: Frequency
Pulse Width Low
Pulse Width High
fCLK
tCLKL
tCLKH
fCLK
tCLKL
tCLKH
2.048
28
28
3.072
23
23
12.288
18.432
12.8
19.2
MHz
ns
ns
MHz
ns
ns
LRCK Timing
Frequency
Duty Cycle
fs
Duty
8
45
48
50
50
55
kHz
%
Audio Interface Timing
BCLK Period
BCLK Pulse Width Low
Pulse Width High
LRCK Edge to BCLK “
↑” (Note 31)
BCLK “
↑” to LRCK Edge (Note 31)
LRCK to SDTO (MSB) Delay Time
BCLK “
↓” to SDTO Delay Time
SDTI Latch Hold Time
SDTI Latch Set up Time
tBLK
tBLKL
tBLKH
tLRB
tBLR
tLRM
tBSD
tSDH
tSDS
312.5
130
130
50
50
50
50
80
80
ns
ns
ns
ns
ns
ns
ns
ns
ns
Control Interface Timing
CCLK Period
CCLK Pulse Width Low
Pulse Width High
CDTI Latch Set up Time
CDTI Latch Hold Time
CSN “H” Time
CSN “
↓” to CCLK “↑”
CCLK “
↑” to CSN “↑”
tCCK
tCCKL
tCCKH
tCDS
tCDH
tCSW
tCSS
tCSH
200
80
80
50
50
150
50
50
ns
ns
ns
ns
ns
ns
ns
ns
Reset Timing
PDN Pulse Width
PDN “
↑” to SDTO Delay Time
tPDW
tPDV
150
4128
ns
1/fs
Note 31. BCLK rising edge must not occur at the same time as LRCK edge.


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