參數(shù)資料
型號： AK4703
廠商： Asahi Kasei Microsystems Co.,Ltd
英文描述： AV SCART switch
中文描述： 影音SCART開關(guān)
文件頁數(shù)： 8/38頁
文件大?。?/td> 351K
代理商： AK4703
ASAHI KASEI
AKM CONFIDENTIAL
[AK4703]
Rev. 0.1
2004/03
- 8 -
DIGITAL CHARACTERISTICS
(Ta = 25
°
C; VD = 4.75
～
5.25V)
Parameter
High-Level Input Voltage
Low-Level Input Voltage
Low-Level Output Voltage
(SDA pin: Iout= 3mA, INT pin: Iout= 1mA)
Input Leakage Current
Symbol
VIH
VIL
min
2.0
-
typ
-
-
max
-
0.8
Units
V
V
VOL
-
-
0.4
V
Iin
-
-
±
10
μA
ANALOG CHARACTERISTICS (AUDIO)
(Ta = 25
°
C; VP = 12V, VD = 5V; VVD1 = VVD2 = 5V; Signal Frequency = 1kHz; Measurement frequency = 20Hz
～
20kHz; R
L
≥
4.5k
; 0dB=2Vrms output; unless otherwise specified)
Parameter
Analog Input:
(TVINL/TVINR/VCRINL/VCRINR pins)
Analog Input Characteristics
Input Voltage
Input Resistance
Analog Input:
(LIN/RIN pins)
Analog Input Characteristics
Input Voltage
Input Resistance
Stereo/Mono Output:
(TVOUTL/TVOUTR/VCROUTL/VCROUTR/MONOOUT pins) (Note 6)
Analog Output Characteristics
THD+N (at 2Vrms output) (Note 7)
Dynamic Range (
60dB Output, A-weighted) (Note 7)
S/N (A-weighted) (Note 7)
Interchannel Isolation (Note 7, 8)
Interchannel Gain Mismatch (Note 7, 8)
Gain Drift
Load Resistance (AC-Lord, Note 10)
TVOUTL/R, VCROUTL/R, MONOOUT
Output Voltage (Note 9, 10)
Power Supply Rejection (PSR) (Note 11)
Note 6. Measured by Audio Precision System Two Cascade.
Note 7. Analog In to TVOUT. Path : AINL+/
(AINR+/
)
→
TVOUTL (TVOUTR)
Note 8. Between TVOUTL and TVOUTR with analog inputs (AINL/R+/
) 1kHz/0dB.
Note 9. THD+N :
80dB(min. at 2Vrns).
Note 10. Analog input voltage by LIN/RIN pins (0dB). Stereo output (typ@0dBFS) = 2Vrms × VD/5.
Do not output signals over 3Vrms.
Note 11. The PSR is applied to VD with 1kHz, 100mV.
FILTER CHARACTERISTICS
(Ta = 25
°
C; VP = 11.4
～
12.6V, VD = 4.75
～
5.25V, VVD1 = VVD2 = 4.75
～
5.25V)
Parameter
Symbol
LPF
Frequency Response 0
～
20.0kHz
FR
min
typ
max
Units
2
-
Vrms
k
100
150
1
-
Vrms
k
40
60
86
96
96
90
0.3
200
2
50
80
-
-
2.15
dB
dB
dB
dB
dB
92
92
80
-
-
4.5
1.85
-
ppm/
°
C
k
Vrms
dB
min
typ
max
Units
-
±
0.5
-
dB
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