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參數(shù)資料
| 型號： | GA3222 |
| 廠商： | Gennum Corporation |
| 英文描述： | Advanta-TM ADRO-TM - Enabled DSP System |
| 中文描述： | 埃德瓦塔-商標(biāo)化作-商標(biāo)- DSP系統(tǒng)啟用 |
| 文件頁數(shù)： | 5/21頁 |
| 文件大小： | 291K |
| 代理商： | GA3222 |
GA3222 Preliminary Data Sheet
34477 - 0
February 2006
5 of 21
4. Electrical Characteristics
Table 4-1: Electrical Characteristics
Conditions: V
BAT
= 1.25V Temperature = 25°C
Parameter
Symbol
Conditions
Min
Typ
Max
Units
Minimum Operating Supply Voltage
V
BOFF
Ramp down
0.93
0.95
0.97
V
Supply Voltage Turn On Threshold
V
BON
Ramp up
1.06
1.1
1.16
V
EEPROM Burn Cycles
–
–
100k
–
–
cycles
Current Consuption
–
ADRO-only (single mic)
–
850
–
uA
–
All features enabled (dual mic)
–
1.1
–
mA
Low Frequency System Bandwidth
–
–
–
125
–
Hz
High Frequency System Bandwidth
–
16kHz sampling rate
–
8
–
kHz
Total Harmonic Distortion
THD
V
IN
= -40dBV
–
–
1
%
THD at Maximum Input
THD
M
V
IN
= -15dBV, HRX - ON
–
–
3
%
Clock Frequency
f
clk
–
1.945
2.048
2.151
MHz
Regulator
Regulator Voltage
V
REG
–
0.87
0.90
0.93
V
Input
Input Referred Noise
IRN
Bandwidth 100Hz - 8KHz
–
-109
-106
dBV
Input Impedance
Z
IN
–
–
16
–
k
Ω
Anti-aliasing Filter Rejection
–
=
CLK
- 8kHz, V
IN
= -40dBV
–
80
–
dB
Maximum Input Level
–
–
–
-15
–
dBV
Input Dynamic Range
–
HRX - ON Bandwidth 100Hz - 8KHz
–
94
–
dB
A/D Dynamic Range
–
Bandwidth 100Hz - 8KHz
–
83
–
dB
Output
D/A Dynamic Range
–
–
–
88
–
dB
Output Impedance
Z
OUT
–
–
–
15
Ω
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