AK5701 Datasheet, PDF (10/62 Pages) Asahi Kasei Microsystems – PLL & MIC-AMP 16-Bit Stereo ADC

ASAHI KASEI
[AK5701]
Parameter
Symbol
min
typ
Max
Units
Audio Interface Timing (DSP Mode)
Master Mode
LRCK “↑” to BCLK “↑” (Note 19)
tDBF 0.5 x tBCK − 40 0.5 x tBCK 0.5 x tBCK + 40 ns
LRCK “↑” to BCLK “↓” (Note 20)
tDBF 0.5 x tBCK − 40 0.5 x tBCK 0.5 x tBCK + 40 ns
BCLK “↑” to SDTO (BCKP bit = “0”)
tBSD
−70
-
70
ns
BCLK “↓” to SDTO (BCKP bit = “1”)
tBSD
−70
-
70
ns
Slave Mode
EXLRCK “↑” to EXBCLK “↑” (Note 19) tLRB
0.4 x tBCK
-
-
ns
EXLRCK “↑” to EXBCLK “↓” (Note 20) tLRB
0.4 x tBCK
-
-
ns
EXBCLK “↑” to EXLRCK “↑” (Note 19) tBLR
0.4 x tBCK
-
-
ns
EXBCLK “↓” to EXLRCK “↑” (Note 20) tBLR
0.4 x tBCK
-
-
ns
EXBCLK “↑” to SDTO (BCKP bit = “0”) tBSD
-
-
80
ns
EXBCLK “↓” to SDTO (BCKP bit = “1”) tBSD
-
Audio Interface Timing (Left justified & I²S)
-
80
ns
Master Mode
BCLK “↓” to LRCK Edge (Note 21)
tMBLR
−40
-
40
ns
LRCK Edge to SDTO (MSB)
(Except I²S mode)
tLRD
−70
-
70
ns
BCLK “↓” to SDTO
tBSD
−70
-
70
ns
Slave Mode
EXLRCK Edge to EXBCLK “↑” (Note 21) tLRB
50
-
-
ns
EXBCLK “↑” to EXLRCK Edge (Note 21) tBLR
50
-
-
ns
EXLRCK Edge to SDTO (MSB)
(Except I²S mode)
tLRD
-
-
80
ns
EXBCLK “↓” to SDTO
tBSD
-
-
80
ns
Note 19. MSBS, BCKP bits = “00” or “11”
Note 20. MSBS, BCKP bits = “01” or “10”
Note 21. ͜ͷ֨ن஋͸EXLRCKͷΤοδͱEXBCLKͷ “↑”͕ॏͳΒͳ͍Α͏ʹنఆ͍ͯ͠·͢ɻ
MS0404-J-00
- 10 -
2005/08