ACT8740
Rev PrB, 25-Feb-08
SYSTEM MANAGEMENT
TYPICAL PERFORMANCE CHARACTERISTICS
(VVSYS = 3.6V, TA = 25°C, unless otherwise specified.)
Oscillator Frequency vs. Temperature
VSYS Current vs. Temperature
1.71
1.68
3
2
1
0
ON1 = GA
VVSYS = 4.2V
VVSYS = 3.6V
1.65
1.62
1.59
1.56
1.53
1.50
VVSYS = 3.2V
-40
-40
-20
0
20
40
60
85
-20
0
20
40
60
85
Temperature (°C)
Temperature (°C)
Startup Sequence
Startup Sequence
CH1
CH2
CH1
CH2
CH3
CH3
CH4
CH4
CH1: VnMSTR, 5V/div
CH2: Power-On Reset
(External Signal), 2V/div
CH3: VON1, 5V/div
TIME: 100ms/div
CH1: VnMSTR, 5V/div
CH2: Power-On Reset
(External Signal), 2V/div
CH3: VON1, 5V/div
TIME: 100ms/div
CH4: VOUT1, 2V/div
CH4: VOUT1, 2V/div
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