參數(shù)資料
型號(hào): AK4565VF
廠商: Asahi Kasei Microsystems Co.,Ltd
元件分類(lèi): Codec
英文描述: LOW POWER 20BIT CODEC WITH BUILT IN ALC
中文描述: 低功耗20位編解碼器中的ALC的建造
文件頁(yè)數(shù): 8/33頁(yè)
文件大?。?/td> 249K
代理商: AK4565VF
ASAHI KASEI
[AK4565]
MS0132-E-01
2003/05
- 8 -
DC CHARACTERISTICS
(Ta=25
°
C; VA, VD=2.3
3.6V, VT=1.5
3.6V)
Parameter
Input High Level Voltage
Input Low Level Voltage
Output High Level Voltage: Iout=-400
μ
A
Output Low Level Voltage: Iout=400
μ
A
Input Leakage Current
Symbol
VIH
VIL
VOH
VOL
Iin
Min
80
%
VT
-
VT-0.4
-
-
typ
-
-
-
-
-
max
-
20
%
VT
-
0.4
±
10
Units
V
V
V
V
μ
A
SWITCHING CHARASTERISTICS
(Ta=25
°
C; VA, VD=2.3
3.6V, VT=1.5
3.6V; C
L
=20pF)
Parameter
Control Clock Frequency
Master Clock (MCLK) 256fs: Frequency
Pulse Width Low
Pulse Width High
384fs: Frequency
Pulse Width Low
Pulse Width High
Channel Selection Clock (LRCK) frequency
Duty
Audio Interface Timing
BCLK Period
BCLK Pulse Width Low
Pulse Width High
BCLK “
” to LRCK
LRCK to SDTO (MSB) (Except I
2
S mode)
BCLK “
” to SDTO
SDTI Hold Time
SDTI Setup Time
Symbol
fCLK
tCLKL
tCLKH
fCLK
tCLKL
tCLKH
fs
tBLK
tBLKL
tBLKH
tBLR
tDLR
tDSS
tSDH
tSDS
Min
2.048
28
28
3.072
23
23
8
45
312.5
130
130
typ
12.288
18.432
48
50
max
12.8
19.2
50
55
Units
MHz
ns
ns
MHz
ns
ns
kHz
%
ns
ns
ns
ns
ns
ns
ns
ns
-tBLKH+50
50
50
tBLKL-50
80
80
Control Interface Timing
CCLK Period
CCLK Pulse Width Low
Pulse Width High 1
Pulse Width High 2
CDTI Setup Time
CDTI Hold Time
CSN “H” Time
CSN “
” to CCLK “
CCLK “
” to CSN “
CDTO Output Delay Time
CSN “
” to CDTO(Hi-Z)
(Note 14.)
Reset/Calibration Timing
PDN Pulse Width
PDN “
” to SDTO0/SDTO1 valid
Note 14. R
L
=1k
/10% Change (Pulled-up operates for VT.)
tCCK
tCCKL
tCCKH
tCKH2
tCDS
tCDH
tCSW
tCSS
tCSH
tDCD
tCCZ
200
80
80
80
50
50
150
50
50
70
70
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
tPDW
tPDV
150
4128
ns
1/fs
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