ak4140 AKM Semiconductor, Inc., ak4140 Datasheet - Page 6

• Manufacturer Part Number: ak4140
• Description: Digital Btsc Decoder
• Manufacturer: AKM Semiconductor, Inc.

ASAHI KASEI
(Ta=-20∼ 85°C; AVDD=DVDD=2.7~3.6V; C
Parameter
Master Clock Timing
LRCK Timing (Slave Mode)
LRCK Timing (Master Mode)
Note 5. “L” time at I
MS0547-E-01
Master Clock
Normal mode (TDM1=“L”, TDM0=“L”)
TDM256 MODE (TDM1=“L”, TDM0=“H”)
TDM128 MODE (TDM1=“H”, TDM0=“H”)
Normal mode (TDM1=“L”, TDM0=“L”)
TDM256 MODE (TDM1=“L”, TDM0=“H”)
TDM128 MODE (TDM1=“H”, TDM0=“H”)
LRCK Frequency
Duty Cycle
LRCK Frequency
“H” time
“L” time
LRCK Frequency
“H” time
“L” time
LRCK Frequency
Duty Cycle
LRCK Frequency
“H” time
LRCK Frequency
“H” time
2
S format.
256fs:
384fs:
512fs:
768fs:
Pulse Width Low
Pulse Width High
Pulse Width Low
Pulse Width High
Pulse Width Low
Pulse Width High
Pulse Width Low
Pulse Width High
SWITCHING CHARACTERISTICS
(Note 5)
(Note 5)
L
=20pF)
Symbol
tCLKH
tCLKH
tCLKH
tCLKH
tCLKL
tCLKL
tCLKL
tCLKL
fCLK
fCLK
fCLK
fCLK
tLRH
tLRH
tLRH
tLRH
tLRL
tLRL
Duty
Duty
fs
fs
fs
fs
fs
fs
- 6 -
1/256fs
1/256fs
1/128fs
1/128fs
12.288
16.384
24.576
8.192
min
27
27
20
20
16
16
11
11
32
45
32
32
32
32
32
1/8fs
1/4fs
typ
50
12.288
18.432
24.576
36.864
max
48
55
48
48
48
48
48
[AK4140]
Units
2007/03
MHz
MHz
MHz
MHz
kHz
kHz
kHz
kHz
kHz
kHz
ns
ns
ns
ns
ns
ns
ns
ns
%
ns
ns
ns
ns
%
ns
ns