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參數(shù)資料
| 型號(hào)： | 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(yè)數(shù)： | 4/43頁(yè) |
| 文件大?。?/td> | 538K |
| 代理商： | AK4140 |
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ASAHI KASEI
[AK4140]
ABSOLUTE MAXIMUM RATINGS
(AVSS=DVSS=0V; Note 1)
Parameter
Power Supplies (Note 2)
Symbol
AVDD
DVDD
IIN
VINA
VIND
Ta
Tstg
min
-0.3
-0.3
-
0.3
0.3
20
65
max
4.6
4.6
±
10
Units
V
V
mA
V
V
°
C
°
C
Analog
Digital
Input Current, Any Pin Except Supply
Analog Input Voltage
Digital Input Voltage
Ambient Temperature (powered applied)
Storage Temperature
Note 1. All voltages with respect to ground.
Note 2. AVSS and DVSS must be connected to the same analog ground plane.
WARNING: Operation at or beyond these limits may result in permanent damage to the device.
Normal operation is not guaranteed at these extremes.
RECOMMENDED OPERATING CONDITIONS
(AVSS=DVSS=0V;Note 1)
Parameter
AVDD
DVDD
WARNING: AKM assumes no responsibility for the usage beyond the conditions in this datasheet.
AUDIO CHARACTERISTICS
(Ta=25
°
C; AVDD=DVDD=3.3V; AVSS=DVSS=0V; fs=48kHz; SCLK=64fs; Signal Frequency=1kHz; 16bit Data;
Measurement frequency=50Hz
～
13kHz; unless otherwise specified)
Parameter
Resolution
Input Voltage
(1kHz, 100% modulation) mono
(1kHz, 66% modulation L or R) Stereo
(1kHz, 100% modulation) SAP
(input off) mono
(input off) Stereo
(A-weighted)
(input off) SAP
Interchannel Isolation
(50~12kHz) mono
(50~12kHz) Stereo
(50~9kHz) SAP
Power Supplies
Power Supply Current
Normal Operation (PDN pin = “H”): VDD
Power down mode (PDN pin = “L”): VDD (Note 3)
Note 3. All digital input pins are held to VSS.
AVDD+0.3
DVDD+0.3
85
150
Symbol
AVDD
DVDD
min
2.7
2.7
typ
3.3
3.3
max
3.6
3.6
Units
V
V
Power Supplies
Min
100
20
-1
-1
-1
typ
0.13
0.13
0.86
73
73
80
35
max
16
1
1
1
Units
Bits
mVrms
%
%
%
dB
dB
dB
dB
dB
dB
dB
S/(N+D)
S/N
Frequency response
50
10
80
100
mA
μ
A
MS0547-E-01
2007/03
- 4 -
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