ak4538 AKM Semiconductor, Inc., ak4538 Datasheet - Page 12

• Manufacturer Part Number: ak4538
• Description: 16bit ?? Codec With Mic/hp/spk-amp
• Manufacturer: AKM Semiconductor, Inc.

Parameter
Control Interface Timing (4-wire Serial mode):
Control Interface Timing (I
Reset Timing
Note 29. Data must be held long enough to bridge the 300ns-transition time of SCL.
Note 30. The AK4538 can be reset by the PDN pin = “L”.
Note 31. This is the count of LRCK “ ” from the PMADC bit = “1”.
MS0198-E-01
CCLK Period
CCLK Pulse Width Low
CDTI Setup Time
CDTI Hold Time
CSN “H” Time
CSN “ ” to CCLK “ ”
CCLK “ ” to CSN “ ”
CDTO Delay
CSN “ ” to CDTO Hi-Z
SCL Clock Frequency
Bus Free Time Between Transmissions
Start Condition Hold Time (prior to first clock pulse)
Clock Low Time
Clock High Time
Setup Time for Repeated Start Condition
SDA Hold Time from SCL Falling
SDA Setup Time from SCL Rising
Rise Time of Both SDA and SCL Lines
Fall Time of Both SDA and SCL Lines
Setup Time for Stop Condition
Pulse Width of Spike Noise Suppressed by Input Filter
PDN Pulse Width
PMADC “ ” to SDTO valid
Purchase of Asahi Kasei Microsystems Co., Ltd I
patent to use the components in the I
defined by Philips.
Pulse Width High
2
C Bus mode):
(Note 31)
(Note 30)
2
C system, provided the system conform to the I
(Note 29)
2
C components conveys a license under the Philips I
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tHD:DAT
tHD:STA
tSU:DAT
tSU:STA
tSU:STO
Symbol
tCCKH
tCCKL
tHIGH
tCSW
tLOW
tCCK
tCDH
tDCD
tBUF
tPDV
tCDS
tCSH
tCCZ
fSCL
tCSS
tPD
tSP
tR
tF
0.25
min
200
150
150
4.7
4.0
4.7
4.0
4.7
4.0
80
80
40
40
50
50
0
0
-
-
-
2081
typ
2
C specifications
max
100
1.0
0.3
50
70
50
-
-
-
-
-
-
-
-
Units
2
2003/5
kHz
1/fs
C
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
s
s
s
s
s
s
s
s
s
s