AK4635 AKM [Asahi Kasei Microsystems], AK4635 Datasheet - Page 12
AK4635
Manufacturer Part Number
AK4635
Description
16-Bit Mono CODEC with ALC & MIC/SPK/Video-AMP
Manufacturer
AKM [Asahi Kasei Microsystems]
Datasheet
1.AK4635.pdf
(81 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
AK4635ECB-L
Manufacturer:
AKM
Quantity:
20 000
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(Ta = −30 ~ 85°C; AVDD = 2.8 ∼ 3.6V, DVDD = 1.6 ∼ 3.6V, SVDD = 2.2 ∼ 4.0V; C
Parameter
PLL Master Mode (PLL Reference Clock = MCKI pin)
MCKI Input: Frequency
MCKO Output:
FCK Output: Frequency
BICK: Period (BCKO1-0 = “00”)
Audio Interface Timing
Rev. 0.6
Frequency
Duty Cycle except fs=29.4kHz, 32kHz
Pulse width High
Duty Cycle
DSP Mode:
Except DSP Mode:
(DIF1-0 bits = “00” and FCKO bit = “1”)
(DIF1-0 bits = “00” or FCKO bit = “0”)
SDTI Hold Time
SDTI Setup Time
FCK “↑” to BICK “↑”
FCK “↑” to BICK “↓”
BICK “↑” to SDTO (BCKP = “0”)
BICK “↓” to SDTO (BCKP = “1”)
SDTI Hold Time
SDTI Setup Time
BICK “↓” to FCK Edge
FCK to SDTO (MSB)
BICK “↓” to SDTO
Duty Cycle
fs =29.4kHz, 32kHz
Pulse Width Low
Pulse Width High
(BCKO1-0 = “01”)
(BCKO1-0 = “10”)
(Figure
(Except I
(Figure
7,
Figure
(Note
(Note
2
S mode)
(Note
9)
8)
29)
30)
28)
SWITING CHARACTERISTICS
Symbol
tCLKH
tFCKH
tCLKL
tBFCK
dMCK
dMCK
fMCK
dBCK
dFCK
fCLK
fFCK
tBCK
tBCK
tBCK
tSDH
tSDH
tDBF
tDBF
tBSD
tBSD
tBSD
tSDS
tFSD
tSDS
- 12 -
0.5 x tBCK −40
0.5 x tBCK −40
(Figure
0.4/fCLK
0.4/fCLK
11.2896
min
−40
−70
−70
-70
-70
40
50
50
50
50
8
-
-
-
-
-
-
-
-
6)
256 x fFCK
0.5 x tBCK
0.5 x tBCK
1/16fFCK
1/32fFCK
1/64fFCK
tBCK
typ
50
33
50
50
-
-
-
-
-
-
-
-
-
-
-
-
-
L
= 20pF)
0.5 x tBCK + 40
0.5 x tBCK +40
27.0
max
60
48
70
70
40
70
70
-
-
-
-
-
-
-
-
-
-
-
-
-
-
[AK4635]
2007/10
Units
MHz
kHz
kHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
%
%
%
%
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