參數(shù)資料
型號(hào): AK4534
廠商: Asahi Kasei Microsystems Co.,Ltd
元件分類(lèi): Codec
英文描述: 16Bit CODEC with MIC/HP/SPK-AMP
中文描述: 16位編解碼器麥克風(fēng)/惠普/胰腎聯(lián)合移植腺苷
文件頁(yè)數(shù): 7/64頁(yè)
文件大小: 443K
代理商: AK4534
ASAHI KASEI
[AK4534]
MS0133-E-03
2003/5
- 7 -
ANALOG CHARACTERISTICS
(Ta=25
°
C; AVDD=DVDD=PVDD=HVDD=3.3V; AVSS=DVSS=PVSS=HVSS=0V; fs=44.1kHz, BICK=64fs;
Signal Frequency=1kHz; 16bit Data; Measurement frequency=20Hz
20kHz; unless otherwise specified)
Parameter
MIC Amplifier
Input Resistance
Gain (MGAIN bit = “0”)
(MGAIN bit = “1”)
MIC Power Supply
Output Voltage (Note 4)
Output Current
Input PGA Characteristics:
Input Resistance (Note 5)
Step Size
Gain Control Range
ADC Analog Input Characteristics:
MIC Gain=20dB, IPGA=0dB, ALC1=OFF, MIC
IPGA
ADC
Resolution
Input Voltage (MIC Gain=20dB, Note 6)
S/(N+D) (
1dBFS)
D-Range (
60dBFS, A-weighted)
S/N (A-weighted)
DAC Characteristics:
Resolution
Mono Line Output Characteristics:
R
L
=20k
, DAC
MOUT+/MOUT-
Output Voltage (Note 7)
S/(N+D) (
3dBFS)
S/N (A-weighted)
Load Resistance
Load Capacitance
Headphone-Amp Characteristics:
R
L
=22.8
, DAC
HPL/HPR, DATT=0dB
Output Voltage (Note 8)
S/(N+D) (
3dBFS)
S/N (A-weighted)
Interchannel Isolation
Interchannel Gain Mismatch
Load Resistance
Load Capacitance (C1 of Figure 1)
(C2 of Figure 1)
Speaker-Amp Characteristics:
R
L
=8
, BTL, DAC
MOUT2
MIN
SPP/SPN, ALC2=OFF
Output Voltage (Note 9)
S/(N+D)
S/N (A-weighted)
Load Resistance
Load Capacitance
BEEP Input:
BEEPL, BEEPR, BEEPM pin
Maximum Input Voltage (Note 10)
Feedback Resistance
Mono Input:
MIN pin
Maximum Input Voltage (Note 11)
Input Resistance (Note 12)
min
20
-
-
2.22
-
5
0.1
8
typ
30
0
20
2.47
-
10
0.5
max
40
-
-
2.72
1.25
15
0.9
+27.5
Units
k
dB
dB
V
mA
k
dB
dB
16
0.228
Bits
Vpp
dB
dB
dB
0.168
71
75
75
0.198
79
83
83
16
Bits
3.56
79
85
20
3.96
89
95
4.36
30
Vpp
dBFS
dB
k
pF
1.54
60
80
70
20
1.92
70
90
85
0.1
2.30
0.5
30
300
Vpp
dB
dB
dB
dB
pF
pF
2.37
50
82
8
2.96
64
90
3.55
30
Vpp
dB
dB
pF
1.98
26
Vpp
k
14
20
1.98
36
Vpp
k
12
24
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