MAX44000
Ambient and Infrared Proximity Sensor
ELECTRICAL CHARACTERISTICS (continued)
(V DD = 1.8V, T MIN – T MAX = -40°C to +105°C, T A = +25°C, unless otherwise noted.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
IR LED TRANSMITTER
Minimum IR LED Drive Current
Sink
Maximum IR LED Drive Current
Sink
Current Control Step
I OUT = 110mA, V DRV = 1.5V
10
110
10
12
mA
mA
mA
Current Control Accuracy
DRV Leakage Current
Voltage Compliance of DRV Pin
Internal Transmit Pulse Width
I OUT = 50mA, V DRV = 1.5V
I OUT = 10mA, V DRV = 1.5V
I OUT = 0mA, V DRV = 3.6V
I DRV = 110mA, D I OUT = 10%; V DRV = 3.6V
I DRV = 100mA, D I OUT = 2%, V DRV = 3.6V
100
10
12
0.1
0.5
0.6
%
F A
V
F s
POWER SUPPLY
Power-Supply Voltage
Quiescent Current
(Ambient Mode)
V DD
Is
1.7
5
3.6
10
V
F A
Software Shutdown Current
Quiescent Current Proximity
I SHDN
T A = +25 N C
T A = -40 N C to +105 N C
During IR LED pulsed operation
0.1
375
0.3
0.6
600
F A
F A
Quiescent Current (ALS +
Proximity, Time Average)
Power-Up Time
t ON
With proximity and ALS sensing on
6.8
100
F A
ms
DIGITAL CHARACTERISTICS (SDA, SCL, INT )
Output Low Voltage (SDA, INT)
INT Leakage Current
SDA, SCL Input Current
I 2 C Input Low Voltage
V OL
V IL_I2C
I SINK = 6mA
SDA, SCL
0.06
0.01
0.01
0.4
1000
1000
0.4
V
nA
nA
V
I 2 C
Input High Voltage
V IH_I2C
SDA, SCL
1.6
V
Input Capacitance
Maxim Integrated
3
pF
3
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