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MAS3549F 数据表(PDF) 87 Page - Micronas

部件名 MAS3549F
功能描述  MAS 35x9F MPEG Layer 2/3, AAC Audio Decoder, G.729 Annex A Codec
PDF  92 Pages
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制造商  MICRONAS [Micronas]
网页  http://www.micronas.com
标志 MICRONAS - Micronas

MAS3549F 数据表(HTML) 87 Page - Micronas

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DATA SHEET
MAS 35x9F
Micronas
June 30, 2004; 6251-505-1DS
87
Fig. 4–32: Maximum Load Current vs. Input Voltag
Note: Efficiency is measured as V
SENSn × ILOAD /(Vin × Iin).
IAVDD is not included (Oscillator current)
Efficiency vs. Load Current
DCDC1 (VOUT =2.2 V)
Load Current (A)
100
80
60
40
20
0
10−4
10−3
10−2
10−1
VIN:
1.5 V
1.2 V
0.9 V
PFM
PWM
1
0.9 V
1.5 V
Maximum Load Current
Input Voltage (V)
0.8
0.6
0.4
0.2
0
0.0
1.0
2.0
3.0
vs. Input Voltage
Vout:
2.2 V
3.0 V
3.5 V
PFM
PWM
DCDC1
Efficiency vs. Load Current
DCDC2 (VOUT =2.2 V)
Load Current (A)
100
80
60
40
20
0
10−4
10−3
10−2
10−1
VIN:
1.5 V
1.2 V
0.9 V
PFM
PWM
1
0.9 V
1.5 V
Maximum Load Current
Input Voltage (V)
0.8
0.6
0.4
0.2
0
0.0
1.0
2.0
3.0
vs. Input Voltage
Vout:
2.2 V
3.0 V
3.5 V
PFM
PWM
DCDC2



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