參數(shù)資料
型號(hào): AK4631
廠商: Asahi Kasei Microsystems Co.,Ltd
元件分類: Codec
英文描述: 16-Bit Mono CODEC with ALC & MIC/SPK-AMP
中文描述: 16位單聲道編解碼器ALC的
文件頁(yè)數(shù): 10/69頁(yè)
文件大?。?/td> 568K
代理商: AK4631
ASAHI KASEI
[AK4631]
MS0317-J-01
2004/11
- 10 -
Parameter
BEEP Input:
BEEP pin, External Input Resistance= 20k
Maximum Input Voltage (Note 16)
Output Voltage (Input Voltage=0.6Vpp)
BEEP
SPP/SPN (SPKG1-0 bits = “00”)
BEEP
AOUT
Mono Input:
MIN pin
Maximum Input Voltage (Note 17)
Input Resistance (Note 18)
Mono Output:
MOUT pin, DAC
MOUT
Output Voltage (Note 19)
Load Resistance
Load Capacitance
Power Supplies
Power Up (PDN = “H”)
All Circuit Power-up: (Note 20)
AVDD+DVDD
SVDD: Speaker-Amp Normal Operation (SPPS bit = “1”, No Output)
SVDD=3.3V
SVDD=5.0V
Power Down (PDN = “L”)
AVDD+DVDD+SVDD
Note 7.
AVDD
Note 8. IPGA
ALC1
Note 9.
AVDD
Note 10. PLL Slave Mode
FCK pin
Note 11.
AVDD
Note 12.
MIN = 1.98Vpp
Note 13.
SPP pin /SPN pin
Note 14. SPKG1-0 bits
Note 15. Figure 34
Load Impedance
Load Capacitance
10
Note 16.
AVDD
Note 17.
AVDD
Note 18. Mono Input
Note 19.
AVDD
Note 20. PLL Master Mode (MCKI=12.288MHz)
MCKO = PMAO = PMBP = MPWR = M/S =“1”
EXT
(PMPLL=MCKO=M/S= “0”)
typ)
min
typ
max
Units
-
1.98
-
Vpp
0.74
0.3
-
12
1.78
10
-
1.48
0.6
2.18
24
1.98
-
-
2.22
0.9
-
36
2.18
-
30
Vpp
Vpp
Vpp
k
Vpp
k
pF
fs=8kHz
fs=48kHz
-
-
9
-
mA
mA
11.5
17.5
-
-
7
9
-
mA
mA
27
-
10
200
μ
A
Vout = 0.75 x AVDD (typ)
typ.8k
11k
Vin = 0.06 x AVDD (typ)
PLL
Vout = 0.6 x AVDD (typ)
S/(N+D)
77dB(typ)
1kHz
SPP, SPN pin
(Rin)
Vout = 0.6 x AVDD x Rin/20k
(max)
Vin = 0.66 x AVDD (max)
ALC2
Vout = 0.6 x AVDD (typ)
PMMIC = PMADC = PMDAC = PMSPK = PMVCM = PMPLL =
MPI pin
AVDD+DVDD = 7mA (fs=8kHz, typ) 9.5mA (fs=48kHz,
typ.22k
26k
0mA
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