MAX8930 查看數據表（PDF） - Maxim Integrated
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MAX8930 Datasheet PDF : 52 Pages
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WLED Charge Pump, RGB, OLED Boost,
LDOs with ALC and CAI
I2C INTERFACE CHARACTERISTICS
PARAMETER
CONDITIONS
SDA, SCL Input High Voltage
VDD = 1.7V to 5.5V
SDA, SCL Input Low Voltage
SDA, SCL Input Current
SDA Output Low Voltage
Clock Frequency
Bus-Free Time Between START
and STOP
Hold Time Repeated START
Condition
SCL Low Period
SCL High Period
Setup Time Repeated START
Condition
SDA Hold Time
SDA Setup Time
Setup Time for STOP Condition
VDD = 1.7V to 5.5V
VIL = 0V or VIH = 5.5V,
VDD = 5.5V
TA = +25NC
TA = +85NC
ISDA = 3mA, for acknowledge (Note 3)
(Note 3)
tBUF (Note 3)
tHD,STA (Note 3)
tLOW (Note 3)
tHIGH (Note 3)
tSU,STA (Note 3)
tHD,DAT (Note 3)
tSU,DAT (Note 3)
tSU,STO (Note 3)
MIN
0.7 x
VDD
100
1.3
TYP
0.01
0.1
0.03
MAX UNITS
V
0.3 x
VDD
V
1
FA
0.4
V
400
kHz
Fs
0.6
0.1
Fs
1.3
0.2
Fs
0.6
0.2
Fs
0.6
0.1
Fs
0
0.01
Fs
100
50
ns
0.6
0.1
Fs
CHARGE PUMP CHARACTERISTICS
PARAMETER
Switching Frequency
Pump Soft-Start Time
Charge-Pump Regulation
Voltage (and OVP)
CONDITIONS
VPV1, VPV2 - VNEG
Open-Loop NEG Output
Resistance
Guaranteed Output Current
NEG Discharge Resistance in
Shutdown
(0.5 x (VPV1 or VPV2) - VNEG)/INEG
LED VFMAX = 3.9V, VPV1 = VPV2 = 3.2V
All LEDs off
MIN TYP MAX UNITS
4
MHz
0.5
ms
4.3
5
V
1.3 2.49
I
281
mA
10
kI
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