ak4626a AKM Semiconductor, Inc., ak4626a Datasheet - Page 11

• Manufacturer Part Number: ak4626a
• Description: High Performance Multi-channel Audio Codec
• Manufacturer: AKM Semiconductor, Inc.

ASAHI KASEI
(Ta=-40°C∼85°C; AVDD, DVDD=4.5∼5.5V; TVDD=2.7∼5.5V; C
Parameter
Master Clock Timing
LRCK Timing
Audio Interface Timing
Notes: 18. BICK rising edge must not occur at the same time as LRCK edge.
MS0397-E-00
Normal mode (TDM0= “0”, TDM1= “0”)
TDM256 mode (TDM0= “1”, TDM1= “0”)
TDM128 mode (TDM0= “1”, TDM1= “1”)
Normal mode (TDM0= “0”, TDM1= “0”)
TDM256 mode (TDM0= “1”, TDM1= “0”)
TDM128 mode (TDM0= “1”, TDM1= “1”)
256fsn, 128fsd:
384fsn, 192fsd:
512fsn, 256fsd:
SDTI1-3,DAUX Hold Time
SDTI1-3,DAUX Setup Time
SDTI1 Hold Time
SDTI1 Setup Time
SDTI1-2 Hold Time
SDTI1-2 Setup Time
Normal Speed Mode
Double Speed Mode
Quad Speed Mode
Duty Cycle
LRCK frequency
“H” time
“L” time
LRCK frequency
“H” time
“L” time
BICK Period
BICK Pulse Width Low
LRCK Edge to BICK “↑”
BICK “↑” to LRCK Edge
LRCK to SDTO(MSB)
BICK “↓” to SDTO
BICK Period
BICK Pulse Width Low
LRCK Edge to BICK “↑”
BICK “↑” to LRCK Edge
BICK “↓” to SDTO
BICK Period
BICK Pulse Width Low
LRCK Edge to BICK “↑”
BICK “↑” to LRCK Edge
BICK “↓” to SDTO
Pulse Width Low
Pulse Width High
Pulse Width Low
Pulse Width High
Pulse Width Low
Pulse Width High
Pulse Width High
Pulse Width High
Pulse Width High
(Note 18)
(Note 18)
(Note 18)
(Note 18)
(Note 18)
(Note 18)
SWITCHING CHARACTERISTICS
Symbol
tLRH
tLRL
fsd
fCLK
tCLKL
tCLKH
fCLK
tCLKL
tCLKH
fCLK
tCLKL
tCLKH
fsn
fsd
fsq
Duty
fsn
tLRH
tLRL
tBCK
tBCKL
tBCKH
tLRB
tBLR
tLRS
tBSD
tSDH
tSDS
tBCK
tBCKL
tBCKH
tLRB
tBLR
tBSD
tSDH
tSDS
tBCK
tBCKL
tBCKH
tLRB
tBLR
tBSD
tSDH
tSDS
- 11 -
L
=20pF)
1/256fs
1/256fs
1/128fs
1/128fs
12.288
16.384
8.192
min
120
27
27
20
20
15
15
32
64
45
32
64
81
32
32
20
20
10
10
81
32
32
20
20
10
10
81
32
32
20
20
20
20
typ
12.288
18.432
24.576
max
192
48
96
55
48
96
40
40
20
20
[AK4626A]
Units
MHz
MHz
MHz
2005/06
kHz
kHz
kHz
kHz
kHz
ns
ns
ns
ns
ns
ns
%
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns