參數(shù)資料
型號: AK4140
廠商: Asahi Kasei Microsystems Co.,Ltd
英文描述: Digital BTSC Decoder
中文描述: 數(shù)字BTSC解碼器
文件頁數(shù): 5/43頁
文件大小: 538K
代理商: AK4140
ASAHI KASEI
[AK4140]
FILTER CHARACTERISTICS (MONO/STEREO)
(Ta=-20
85
°
C; AVDD=DVDD=2.7~3.6V, fs=48kHz)
Parameter
Digital Filter (LPF):
Passband
Group Delay (Note 4)
Digital Filter (HPF):
Frequency Response
Symbol
min
typ
max
Units
±
1dB
PB
GD
12
kHz
1/fs
13
3dB
0.1dB
FR
1.0
6.5
Hz
Hz
FILTER CHARACTERISTICS (SAP)
(Ta=-20
85
°
C; AVDD=DVDD=2.7~3.6V, fs=48kHz)
Parameter
Digital Filter (LPF):
Passband (Note 9)
±
1dB
Group Delay (Note 4)
Digital Filter (HPF):
Frequency Response
Note 4. The calculated delay time induced by digital filtering. This time is from the input of an analog signal to the
setting of 16bit data both channels to the output register for the device.
DC CHARACTERISTICS
(Ta=-20
85
°
C; AVDD=DVDD=2.7~3.6V)
Parameter
Symbol
High-Level Input Voltage
Low-Level Input Voltage
High-Level Output Voltage (Iout=-400
μ
A)
Low-Level Output Voltage
(Except SDA pin: Iout= 400
μ
A)
(SDA pin: Iout= 3mA)
VOL
Input Leakage Current
Symbol
min
typ
max
Units
PB
GD
9
kHz
1/fs
24
3dB
0.1dB
FR
1.0
6.5
Hz
Hz
min
typ
-
-
-
-
-
-
Max
-
30%VDD
-
0.4
0.4
±
10
Units
V
V
V
V
V
μ
A
VIH
VIL
VOH
VOL
70%VDD
-
VDD-0.4
-
-
-
Iin
MS0547-E-01
2007/03
- 5 -
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