ak4671 AKM Semiconductor, Inc., ak4671 Datasheet - Page 24

• Manufacturer Part Number: ak4671
• Description: Stereo Codec With Mic/rcv/hp-amp
• Manufacturer: AKM Semiconductor, Inc.

Parameter
PCM Interface Timing (BICKB, SYNCB, SDTIB, SDTOB pins; Master Mode):
SYNCB Timing
BICKB Timing
Serial Interface Timing at Short/long Frame Sync
Serial Interface Timing at MSB justified and I
Note 48. MSBSB, BCKPB bits = “00” or “11”.
Note 49. MSBSB, BCKPB bits = “01” or “10”.
MS0666-E-00
BICKB “↑” to SDTOB (BCKPB bit = “0”)
BICKB “↓” to SDTOB (BCKPB bit = “1”)
SDTIB Hold Time
SDTIB Setup Time
SYNCB Pulse Width High
BICKB “↓” to SYNCB Edge
SYNCB to SDTOB (MSB) (Except I
BICKB “↓” to SDTOB
SDTIB Hold Time
SDTIB Setup Time
SYNCB Duty Cycle
Frequency
Period (BCKO2 bit = “0”)
Duty Cycle
SYNCB Edge to BICKB “↓”
SYNCB Edge to BICKB “↑”
(BCKO2 bit = “1”)
(Note
(Note
48)
49)
2
S mode)
2
S
tMBSY3
Symbol
dBCK3
dSYC3
tBCK3
tBCK3
tSYB3
tSYB3
tBSD3
tBSD3
tSDH3
tSYH3
tSYD3
tBSD3
tSDH3
- 24 -
tSDS3
tSDS3
fs2
0.5 x tBCK3 − 40
0.5 x tBCK3 − 40
min
−70
−70
−40
−70
−70
50
50
50
50
-
-
-
-
-
-
0.5 x
0.5 x
1/(16fs2)
1/(32fs2)
tBCK3
typ
50
50
8
tBCK3
tBCK3
-
-
-
-
-
-
-
-
-
0.5 x tBCK3 + 40
0.5 x tBCK3 + 40
max
70
70
40
70
70
-
-
-
-
-
-
-
-
-
-
[AK4671]
2007/10
Units
kHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
%
%