AK4317 Datasheet, PDF (7/19 Pages) Asahi Kasei Microsystems – 18BIT SCF DAC WITH ATT & MIXER

ASAHI KASEI
[AK4317]
SWITCHING CHARACTERISTICS
(Ta=25°C; AVDD,DVDD=4.5∼5.5V; CL=20pF)
Parameter
Symbol
min
typ
max
Master Clock Timing 256fs:
fCLK
2.048
12.8
Pulse Width Low
tCLKL
28
Pulse Width High
tCLKH
28
384fs:
fCLK
3.072
19.2
Pulse Width Low
tCLKL
23
Pulse Width High
tCLKH
23
LRCK
Frequency
Duty Cycle
fs
Duty
8
44.1
50
45
55
Serial Interface Timing
BICK Period
BICK Pulse Width Low
Pulse Width High
BICK rising to LRCK edge
LRCK Edge to BICK rising
SDATA Hold Time
SDATA Setup Time
(Note 12 )
(Note 12 )
tBCK
tBCKL
tBCKH
tBLR
tLRB
tSDH
tSDS
312.5
100
100
50
50
50
50
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 )
tCCKL
100
tCCKH
100
tCDS
50
tCDH
50
tCSW
100
tCSS
50
tCSH
50
tPD
150
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.
Unit
MHz
ns
ns
MHz
ns
ns
kHz
kHz
%
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
0172-E-01
-7-
1997/5