參數(shù)資料
型號(hào): AK4352VT
廠商: Asahi Kasei Microsystems Co.,Ltd
英文描述: 2V & LOW POWER MULTI-BIT DAC
中文描述: 2V的
文件頁(yè)數(shù): 6/13頁(yè)
文件大?。?/td> 88K
代理商: AK4352VT
ASAHI KASEI
[AK4352]
M0040-E-02
2000/11
- 6 -
SWITCHING CHARACTERISTICS
(Ta=25
°
C; VDD=1.8
3.6V)
Parameter
Master Clock Timing
256fs:
Pulse Width Low
Pulse Width High
384fs:
Pulse Width Low
Pulse Width High
LRCK Frequency
Serial Interface Timing
(Note 8)
BICK Period
BICK Pulse Width Low
Pulse Width High
BICK rising to LRCK Edge (Note 9)
LRCK Edge to BICK rising (Note 9)
SDATA Hold Time
SDATA Setup Time
Reset Timing
PD Pulse Width (Note 10)
Symbol
fCLK
tCLKL
tCLKH
fCLK
tCLKL
tCLKH
fs
min
2.048
28
28
3.072
23
23
8
typ
max
12.8
Units
MHz
ns
ns
MHz
ns
ns
kHz
11.2896
16.9344
19.2
44.1
50
tBCK
tBCKL
tBCKH
tBLR
tLRB
tSDH
tSDS
312.5
100
100
50
50
50
50
ns
ns
ns
ns
ns
ns
ns
tRST
300
ns
Note 8. Refer to the operating overview section “Audio Data Interface”.
Note 9. BICK rising edge must not occur at the same time as LRCK edge.
Note 10. The AK4352 can be reset by bringing PD = “L” to “H” only upon power up.
n
Timing Diagram
LRCK
BICK
tBLR
tLRB
tBCKL
tBCKH
50%
VDD
50%
VDD
SDATA
50%
VDD
tSDH
tSDS
LSB
Audio Data Input Timing
tRST
25%VDD
PD
Reset Timing
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