參數(shù)資料
型號(hào): AK4564
廠商: Asahi Kasei Microsystems Co.,Ltd
元件分類: Codec
英文描述: 16BIT CODEC WITH BUILT-IN ALC AND MIC/HP/SPK-AMP
中文描述: 16位編解碼器,配有ALC和麥克風(fēng)/惠普/胰腎聯(lián)合移植腺苷
文件頁(yè)數(shù): 11/48頁(yè)
文件大小: 382K
代理商: AK4564
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
High-Level Input Voltage
Low-Level Input Voltage
High-Level Output Voltage Iout=-200
μ
A
Low-Level Output Voltage Iout=200
μ
A
Input Leakage Current
Symbol
VIH
VIL
VOH
VOL
Iin
min
1.5
-
typ
-
-
-
-
-
max
-
0.6
-
0.2
±
10
Units
V
V
V
V
μ
A
DVDD-0.2
-
-
SWITCHING CHRACTERISTICS
(Ta=25
°
C; AVDD, DVDD, SVDD=2.6
3.6V, MVDD, HVDD=2.6
5.5V; C
L
=20pF)
Parameter
Master Clock Timing (MCLK)
256fs: Frequency
Pulse Width Low
Pulse Width High
384fs: Frequency
Pulse Width Low
Pulse Width High
LRCK Timing
Frequency
Duty Cycle
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
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 “
Reset Timing
PDN Pulse Width
PDN “
” to SDTO Delay Time
Note 31. BCLK rising edge must not occur at the same time as LRCK edge.
Symbol
fCLK
tCLKL
tCLKH
fCLK
tCLKL
tCLKH
fs
Duty
tBLK
tBLKL
tBLKH
tLRB
tBLR
tLRM
tBSD
tSDH
tSDS
tCCK
tCCKL
tCCKH
tCDS
tCDH
tCSW
tCSS
tCSH
tPDW
tPDV
min
2.048
28
28
3.072
23
23
8
45
312.5
130
130
50
50
50
50
200
80
80
50
50
150
50
50
150
typ
12.288
18.432
48
50
4128
max
12.8
19.2
50
55
80
80
Units
MHz
ns
ns
MHz
ns
ns
kHz
%
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
1/fs
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