參數(shù)資料
型號: AK4317
廠商: Asahi Kasei Microsystems Co.,Ltd
英文描述: 18BIT SCF DAC WITH ATT & MIXER
中文描述: 18位超臨界DAC,具有先進(jìn)交通運(yùn)輸
文件頁數(shù): 7/19頁
文件大?。?/td> 171K
代理商: AK4317
ASAHI KASEI
[AK4317]
0172-E-01
1997/5
- 7 -
SWITCHING CHARACTERISTICS
(Ta=25
°
C; AVDD,DVDD=4.5
5.5V; C
L
=20pF)
Parameter
Symbol
min
typ
max
Unit
Master Clock Timing 256fs:
LRCK
Frequency
Duty Cycle
Serial Interface Timing
BICK Period
BICK Pulse Width Low
Pulse Width High
BICK rising to LRCK edge (Note 12 )
LRCK Edge to BICK rising (Note 12 )
SDATA Hold Time
SDATA Setup Time
Control Interface Timing
CCLK Pulse Width Low
Pulse Width High
CDATA Latch Hold Time
CDATA Latch Setup Time
CS Pulse Width Low
CCLK to CS falling
CS rising to CCLK
Reset Timing
PD Pulse Width (Note 13 )
Notes: 12. BICK rising edge must not occur at the same time as LRCK edge.
13. The AK4317 can be reset by bringing PD "L" to "H" only upon power up.
Pulse Width Low
Pulse Width High
384fs:
Pulse Width Low
Pulse Width High
fCLK
tCLKL
tCLKH
fCLK
tCLKL
tCLKH
2.048
28
28
3.072
23
23
12.8
19.2
MHz
ns
ns
MHz
ns
ns
kHz
kHz
%
fs
Duty
8
45
44.1
50
55
tBCK
tBCKL
tBCKH
tBLR
tLRB
tSDH
tSDS
312.5
100
100
50
50
50
50
ns
ns
ns
ns
ns
ns
ns
tCCKL
tCCKH
tCDS
tCDH
tCSW
tCSS
tCSH
100
100
50
50
100
50
50
ns
ns
ns
ns
ns
ns
ns
tPD
150
ns
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